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| <div class="subTitle">org.eclipse.january.dataset</div> |
| <h2 title="Class Maths" class="title">Class Maths</h2> |
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| <li><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.eclipse.january.dataset.internal.GeneratedMaths</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.eclipse.january.dataset.Maths</li> |
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| <pre>public class <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.27">Maths</a> |
| extends org.eclipse.january.dataset.internal.GeneratedMaths</pre> |
| <div class="block">Mathematics class</div> |
| </li> |
| </ul> |
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| <h3>Constructor Summary</h3> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#Maths()">Maths</a></strong>()</code> </td> |
| </tr> |
| </table> |
| </li> |
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| <h3>Method Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#abs(java.lang.Object)">abs</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</code> |
| <div class="block">abs - absolute value of each element</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#abs(java.lang.Object,%20org.eclipse.january.dataset.Dataset)">abs</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> |
| <div class="block">abs - absolute value of each element</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#add(java.util.Collection,%20boolean)">add</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a>> sets, |
| boolean requireClone)</code> |
| <div class="block">Adds all sets passed in together |
| |
| The first IDataset must cast to Dataset |
| |
| For memory efficiency sake if add(...) is called with a set of size one, |
| no clone is done, the original object is returned directly.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#angle(java.lang.Object)">angle</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</code> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#angle(java.lang.Object,%20boolean)">angle</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| boolean inDegrees)</code> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#angle(java.lang.Object,%20boolean,%20org.eclipse.january.dataset.Dataset)">angle</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| boolean inDegrees, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#angle(java.lang.Object,%20org.eclipse.january.dataset.Dataset)">angle</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#arctan2(java.lang.Object,%20java.lang.Object)">arctan2</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#arctan2(java.lang.Object,%20java.lang.Object,%20org.eclipse.january.dataset.Dataset)">arctan2</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#centralDifference(org.eclipse.january.dataset.Dataset,%20int)">centralDifference</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int axis)</code> |
| <div class="block">Discrete difference of dataset along axis using finite central difference</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#conjugate(java.lang.Object)">conjugate</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#conjugate(java.lang.Object,%20org.eclipse.january.dataset.Dataset)">conjugate</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#derivative(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20int)">derivative</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> x, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> y, |
| int n)</code> |
| <div class="block">Calculates the derivative of a line described by two datasets (x,y) given |
| a spread of n either side of the point</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#difference(org.eclipse.january.dataset.Dataset,%20int,%20int)">difference</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int n, |
| int axis)</code> |
| <div class="block">Discrete difference of dataset along axis using finite difference</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#floorDivide(java.lang.Object,%20java.lang.Object)">floorDivide</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#floorDivide(java.lang.Object,%20java.lang.Object,%20org.eclipse.january.dataset.Dataset)">floorDivide</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#floorRemainder(java.lang.Object,%20java.lang.Object)">floorRemainder</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#floorRemainder(java.lang.Object,%20java.lang.Object,%20org.eclipse.january.dataset.Dataset)">floorRemainder</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#getBilinear(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double,%20double)">getBilinear</a></strong>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0, |
| double x1)</code> |
| <div class="block"><strong>Deprecated.</strong> |
| <div class="block"><i>Use |
| <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double,%20double)"><code>interpolate(double[], CompoundDataset, double, double)</code></a></i></div> |
| </div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#getBilinear(org.eclipse.january.dataset.IDataset,%20double,%20double)">getBilinear</a></strong>(<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> d, |
| double x0, |
| double x1)</code> |
| <div class="block"><strong>Deprecated.</strong> |
| <div class="block"><i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20double,%20double)"><code>interpolate(Dataset, double, double)</code></a></i></div> |
| </div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#getBilinear(org.eclipse.january.dataset.IDataset,%20org.eclipse.january.dataset.IDataset,%20double,%20double)">getBilinear</a></strong>(<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> m, |
| double x0, |
| double x1)</code> |
| <div class="block"><strong>Deprecated.</strong> |
| <div class="block"><i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20double,%20double)"><code>interpolate(Dataset, Dataset, double, double)</code></a></i></div> |
| </div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#getLinear(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double)">getLinear</a></strong>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0)</code> |
| <div class="block"><strong>Deprecated.</strong> |
| <div class="block"><i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double)"><code>interpolate(double[], CompoundDataset, double)</code></a></i></div> |
| </div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#getLinear(org.eclipse.january.dataset.IDataset,%20double)">getLinear</a></strong>(<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> d, |
| double x0)</code> |
| <div class="block"><strong>Deprecated.</strong> |
| <div class="block"><i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20double)"><code>interpolate(Dataset, double)</code></a></i></div> |
| </div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a>></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#gradient(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset...)">gradient</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> y, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a>... x)</code> |
| <div class="block">Calculate gradient (or partial derivatives) by central difference</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#hypot(java.lang.Object,%20java.lang.Object)">hypot</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#hypot(java.lang.Object,%20java.lang.Object,%20org.eclipse.january.dataset.Dataset)">hypot</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20double...)">interpolate</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> m, |
| double... x)</code> |
| <div class="block">Linearly interpolate a value at a point in a n-D dataset with a mask.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20double)">interpolate</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> m, |
| double x0)</code> |
| <div class="block">Linearly interpolate a value at a point in a 1D dataset with a mask.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20double,%20double)">interpolate</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> m, |
| double x0, |
| double x1)</code> |
| <div class="block">Linearly interpolate a value at a point in a 2D dataset with a mask.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.IDataset,%20java.lang.Number,%20java.lang.Number)">interpolate</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> x, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> x0, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> left, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> right)</code> |
| <div class="block">Linearly interpolate values at points in a 1D dataset corresponding to |
| given coordinates.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20double...)">interpolate</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| double... x)</code> |
| <div class="block">Linearly interpolate a value at a point in a n-D dataset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20double)">interpolate</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| double x0)</code> |
| <div class="block">Linearly interpolate a value at a point in a 1D dataset.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20double,%20double)">interpolate</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| double x0, |
| double x1)</code> |
| <div class="block">Linearly interpolate a value at a point in a 2D dataset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double...)">interpolate</a></strong>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double... x)</code> |
| <div class="block">Linearly interpolate an array of values at a point in a compound n-D |
| dataset.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double)">interpolate</a></strong>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0)</code> |
| <div class="block">Linearly interpolate an array of values at a point in a compound 1D |
| dataset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double,%20double)">interpolate</a></strong>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0, |
| double x1)</code> |
| <div class="block">Linearly interpolate an array of values at a point in a compound 2D |
| dataset.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#multiply(java.util.Collection,%20boolean)">multiply</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a>> sets, |
| boolean requireClone)</code> |
| <div class="block">Multiplies all sets passed in together |
| |
| The first IDataset must cast to Dataset</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#phaseAsComplexNumber(java.lang.Object,%20boolean)">phaseAsComplexNumber</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| boolean keepZeros)</code> |
| <div class="block">Create a phase only dataset.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#phaseAsComplexNumber(java.lang.Object,%20org.eclipse.january.dataset.Dataset,%20boolean)">phaseAsComplexNumber</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| boolean keepZeros)</code> |
| <div class="block">Create a phase only dataset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#reciprocal(java.lang.Object)">reciprocal</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</code> |
| <div class="block">Find reciprocal from dataset</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#reciprocal(java.lang.Object,%20org.eclipse.january.dataset.Dataset)">reciprocal</a></strong>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</code> |
| <div class="block">Find reciprocal from dataset</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#unwrap(org.eclipse.january.dataset.Dataset,%20java.lang.Object...)">unwrap</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>... a)</code> |
| <div class="block">Unwrap result from mathematical methods if necessary</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#unwrap(org.eclipse.january.dataset.Dataset,%20java.lang.Object)">unwrap</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</code> |
| <div class="block">Unwrap result from mathematical methods if necessary</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/Maths.html#unwrap(org.eclipse.january.dataset.Dataset,%20java.lang.Object,%20java.lang.Object)">unwrap</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</code> |
| <div class="block">Unwrap result from mathematical methods if necessary</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods_inherited_from_class_org.eclipse.january.dataset.internal.GeneratedMaths"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.eclipse.january.dataset.internal.GeneratedMaths</h3> |
| <code>add, add, addBinaryOperatorName, addFunctionName, addFunctionName, arccos, arccos, arccosh, arccosh, arcsin, arcsin, arcsinh, arcsinh, arctan, arctan, arctanh, arctanh, bitwiseAnd, bitwiseAnd, bitwiseInvert, bitwiseInvert, bitwiseOr, bitwiseOr, bitwiseXor, bitwiseXor, cbrt, cbrt, ceil, ceil, clip, clip, cos, cos, cosh, cosh, divide, divide, divideTowardsFloor, divideTowardsFloor, dividez, dividez, exp, exp, expm1, expm1, floor, floor, leftShift, leftShift, log, log, log10, log10, log1p, log1p, log2, log2, maximum, maximum, minimum, minimum, multiply, multiply, negative, negative, power, power, remainder, remainder, rightShift, rightShift, rint, rint, signum, signum, sin, sin, sinh, sinh, sqrt, sqrt, square, square, subtract, subtract, tan, tan, tanh, tanh, toDegrees, toDegrees, toLong, toRadians, toRadians, truncate, truncate, unsignedRightShift, unsignedRightShift</code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long,%20int)" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor_detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a name="Maths()"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>Maths</h4> |
| <pre>public <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.27">Maths</a>()</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method_detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="unwrap(org.eclipse.january.dataset.Dataset, java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>unwrap</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.35">unwrap</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</pre> |
| <div class="block">Unwrap result from mathematical methods if necessary</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>o</code> - </dd><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a dataset if a is a dataset or an object of the same class as o</dd></dl> |
| </li> |
| </ul> |
| <a name="unwrap(org.eclipse.january.dataset.Dataset, java.lang.Object, java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>unwrap</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.47">unwrap</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</pre> |
| <div class="block">Unwrap result from mathematical methods if necessary</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>o</code> - </dd><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a dataset if either a and b are datasets or an object of the same |
| class as o</dd></dl> |
| </li> |
| </ul> |
| <a name="unwrap(org.eclipse.january.dataset.Dataset, java.lang.Object...)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>unwrap</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.59">unwrap</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>... a)</pre> |
| <div class="block">Unwrap result from mathematical methods if necessary</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>o</code> - </dd><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a dataset if any inputs are datasets or an object of the same |
| class as o</dd></dl> |
| </li> |
| </ul> |
| <a name="floorDivide(java.lang.Object, java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>floorDivide</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.75">floorDivide</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>b</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>floor divide of a and b</dd></dl> |
| </li> |
| </ul> |
| <a name="floorDivide(java.lang.Object, java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>floorDivide</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.86">floorDivide</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>b</code> - </dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>floor divide of a and b</dd></dl> |
| </li> |
| </ul> |
| <a name="floorRemainder(java.lang.Object, java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>floorRemainder</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.95">floorRemainder</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>b</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>floor remainder of a and b</dd></dl> |
| </li> |
| </ul> |
| <a name="floorRemainder(java.lang.Object, java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>floorRemainder</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.106">floorRemainder</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>b</code> - </dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>floor remainder of a and b</dd></dl> |
| </li> |
| </ul> |
| <a name="reciprocal(java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>reciprocal</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.120">reciprocal</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</pre> |
| <div class="block">Find reciprocal from dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>reciprocal dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="reciprocal(java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>reciprocal</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.132">reciprocal</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <div class="block">Find reciprocal from dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>reciprocal dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="abs(java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>abs</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.143">abs</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</pre> |
| <div class="block">abs - absolute value of each element</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="abs(java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>abs</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.155">abs</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <div class="block">abs - absolute value of each element</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="conjugate(java.lang.Object)"> |
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| </a> |
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| <h4>conjugate</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.411">conjugate</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a^*, complex conjugate of a</dd></dl> |
| </li> |
| </ul> |
| <a name="conjugate(java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>conjugate</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.421">conjugate</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a^*, complex conjugate of a</dd></dl> |
| </li> |
| </ul> |
| <a name="hypot(java.lang.Object, java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hypot</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.462">hypot</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - side of right-angled triangle</dd><dd><code>b</code> - side of right-angled triangle</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>hypotenuse of right-angled triangle: sqrt(a^2 + a^2)</dd></dl> |
| </li> |
| </ul> |
| <a name="hypot(java.lang.Object, java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hypot</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.475">hypot</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - side of right-angled triangle</dd><dd><code>b</code> - side of right-angled triangle</dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>hypotenuse of right-angled triangle: sqrt(a^2 + a^2)</dd></dl> |
| </li> |
| </ul> |
| <a name="arctan2(java.lang.Object, java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>arctan2</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.744">arctan2</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - opposite side of right-angled triangle</dd><dd><code>b</code> - adjacent side of right-angled triangle</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>angle of triangle: atan(b/a)</dd></dl> |
| </li> |
| </ul> |
| <a name="arctan2(java.lang.Object, java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>arctan2</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.757">arctan2</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> b, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - opposite side of right-angled triangle</dd><dd><code>b</code> - adjacent side of right-angled triangle</dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>angle of triangle: atan(b/a)</dd></dl> |
| </li> |
| </ul> |
| <a name="angle(java.lang.Object)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>angle</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1025">angle</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a)</pre> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>dataset of angles in radians</dd></dl> |
| </li> |
| </ul> |
| <a name="angle(java.lang.Object, boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>angle</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1037">angle</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| boolean inDegrees)</pre> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>inDegrees</code> - if true then return angles in degrees else in radians</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>dataset of angles</dd></dl> |
| </li> |
| </ul> |
| <a name="angle(java.lang.Object, org.eclipse.january.dataset.Dataset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>angle</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1049">angle</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>dataset of angles in radians</dd></dl> |
| </li> |
| </ul> |
| <a name="angle(java.lang.Object, boolean, org.eclipse.january.dataset.Dataset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>angle</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1063">angle</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| boolean inDegrees, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o)</pre> |
| <div class="block">Create a dataset of the arguments from a complex dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>inDegrees</code> - if true then return angles in degrees else in radians</dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>dataset of angles</dd></dl> |
| </li> |
| </ul> |
| <a name="phaseAsComplexNumber(java.lang.Object, boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>phaseAsComplexNumber</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1337">phaseAsComplexNumber</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| boolean keepZeros)</pre> |
| <div class="block">Create a phase only dataset. NB it will contain NaNs if there are any |
| items with zero amplitude</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - dataset</dd><dd><code>keepZeros</code> - if true then zero items are returned as zero rather than NaNs</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>complex dataset where items have unit amplitude</dd></dl> |
| </li> |
| </ul> |
| <a name="phaseAsComplexNumber(java.lang.Object, org.eclipse.january.dataset.Dataset, boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>phaseAsComplexNumber</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1353">phaseAsComplexNumber</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> o, |
| boolean keepZeros)</pre> |
| <div class="block">Create a phase only dataset. NB it will contain NaNs if there are any |
| items with zero amplitude</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - dataset</dd><dd><code>o</code> - output can be null - in which case, a new dataset is created</dd><dd><code>keepZeros</code> - if true then zero items are returned as zero rather than NaNs</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>complex dataset where items have unit amplitude</dd></dl> |
| </li> |
| </ul> |
| <a name="add(java.util.Collection, boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>add</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1439">add</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a>> sets, |
| boolean requireClone)</pre> |
| <div class="block">Adds all sets passed in together |
| |
| The first IDataset must cast to Dataset |
| |
| For memory efficiency sake if add(...) is called with a set of size one, |
| no clone is done, the original object is returned directly. Otherwise a |
| new data set is returned, the sum of those passed in.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>sets</code> - </dd><dd><code>requireClone</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>sum of collection</dd></dl> |
| </li> |
| </ul> |
| <a name="multiply(java.util.Collection, boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>multiply</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1464">multiply</a>(<a href="https://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a>> sets, |
| boolean requireClone)</pre> |
| <div class="block">Multiplies all sets passed in together |
| |
| The first IDataset must cast to Dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>sets</code> - </dd><dd><code>requireClone</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>product of collection</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.IDataset, java.lang.Number, java.lang.Number)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1497">interpolate</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> x, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> x0, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> left, |
| <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> right)</pre> |
| <div class="block">Linearly interpolate values at points in a 1D dataset corresponding to |
| given coordinates.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>x</code> - input 1-D coordinate dataset (must be ordered)</dd><dd><code>d</code> - input 1-D dataset</dd><dd><code>x0</code> - coordinate values</dd><dd><code>left</code> - value to use when x0 lies left of domain. If null, then |
| interpolate to zero by using leftmost interval</dd><dd><code>right</code> - value to use when x0 lies right of domain. If null, then |
| interpolate to zero by using rightmost interval</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>interpolated values</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(org.eclipse.january.dataset.Dataset, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1581">interpolate</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| double x0)</pre> |
| <div class="block">Linearly interpolate a value at a point in a 1D dataset. The dataset is |
| considered to have zero support outside its bounds. Thus points just |
| outside are interpolated from the boundary value to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>x0</code> - coordinate</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>interpolated value</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1614">interpolate</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> m, |
| double x0)</pre> |
| <div class="block">Linearly interpolate a value at a point in a 1D dataset with a mask. The |
| dataset is considered to have zero support outside its bounds. Thus |
| points just outside are interpolated from the boundary value to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>m</code> - mask dataset</dd><dd><code>x0</code> - coordinate</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>interpolated value</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(double[], org.eclipse.january.dataset.CompoundDataset, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static void <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1648">interpolate</a>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0)</pre> |
| <div class="block">Linearly interpolate an array of values at a point in a compound 1D |
| dataset. The dataset is considered to have zero support outside its |
| bounds. Thus points just outside are interpolated from the boundary value |
| to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - interpolated array</dd><dd><code>d</code> - input dataset</dd><dd><code>x0</code> - coordinate</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(org.eclipse.january.dataset.Dataset, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1699">interpolate</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| double x0, |
| double x1)</pre> |
| <div class="block">Linearly interpolate a value at a point in a 2D dataset. The dataset is |
| considered to have zero support outside its bounds. Thus points just |
| outside are interpolated from the boundary value to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>x0</code> - coordinate</dd><dd><code>x1</code> - coordinate</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>bilinear interpolation</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1763">interpolate</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> m, |
| double x0, |
| double x1)</pre> |
| <div class="block">Linearly interpolate a value at a point in a 2D dataset with a mask. The |
| dataset is considered to have zero support outside its bounds. Thus |
| points just outside are interpolated from the boundary value to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>m</code> - mask dataset</dd><dd><code>x0</code> - coordinate</dd><dd><code>x1</code> - coordinate</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>bilinear interpolation</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(double[], org.eclipse.january.dataset.CompoundDataset, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static void <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1823">interpolate</a>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0, |
| double x1)</pre> |
| <div class="block">Linearly interpolate an array of values at a point in a compound 2D |
| dataset. The dataset is considered to have zero support outside its |
| bounds. Thus points just outside are interpolated from the boundary value |
| to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - bilinear interpolated array</dd><dd><code>d</code> - </dd><dd><code>x0</code> - </dd><dd><code>x1</code> - </dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(org.eclipse.january.dataset.Dataset, double...)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1904">interpolate</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| double... x)</pre> |
| <div class="block">Linearly interpolate a value at a point in a n-D dataset. The dataset is |
| considered to have zero support outside its bounds. Thus points just |
| outside are interpolated from the boundary value to zero. The number of |
| coordinates must match the rank of the dataset.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>x</code> - coordinates</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>interpolated value</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, double...)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.1922">interpolate</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> m, |
| double... x)</pre> |
| <div class="block">Linearly interpolate a value at a point in a n-D dataset with a mask. The |
| dataset is considered to have zero support outside its bounds. Thus |
| points just outside are interpolated from the boundary value to zero. The |
| number of coordinates must match the rank of the dataset.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>m</code> - mask dataset (can be null)</dd><dd><code>x</code> - coordinates</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>interpolated value</dd></dl> |
| </li> |
| </ul> |
| <a name="interpolate(double[], org.eclipse.january.dataset.CompoundDataset, double...)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>interpolate</h4> |
| <pre>public static void <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2018">interpolate</a>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double... x)</pre> |
| <div class="block">Linearly interpolate an array of values at a point in a compound n-D |
| dataset. The dataset is considered to have zero support outside its |
| bounds. Thus points just outside are interpolated from the boundary value |
| to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - linearly interpolated array</dd><dd><code>d</code> - </dd><dd><code>x</code> - </dd></dl> |
| </li> |
| </ul> |
| <a name="getLinear(org.eclipse.january.dataset.IDataset, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getLinear</h4> |
| <pre><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2108">getLinear</a>(<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> d, |
| double x0)</pre> |
| <div class="block"><span class="strong">Deprecated.</span> <i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20double)"><code>interpolate(Dataset, double)</code></a></i></div> |
| <div class="block">Linearly interpolate a value at a point in a 1D dataset. The dataset is |
| considered to have zero support outside its bounds. Thus points just |
| outside are interpolated from the boundary value to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>x0</code> - coordinate</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>interpolated value</dd></dl> |
| </li> |
| </ul> |
| <a name="getLinear(double[], org.eclipse.january.dataset.CompoundDataset, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getLinear</h4> |
| <pre><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| public static void <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2126">getLinear</a>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0)</pre> |
| <div class="block"><span class="strong">Deprecated.</span> <i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double)"><code>interpolate(double[], CompoundDataset, double)</code></a></i></div> |
| <div class="block">Linearly interpolate a value at a point in a compound 1D dataset. The |
| dataset is considered to have zero support outside its bounds. Thus |
| points just outside are interpolated from the boundary value to zero.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - interpolated array</dd><dd><code>d</code> - input dataset</dd><dd><code>x0</code> - coordinate</dd></dl> |
| </li> |
| </ul> |
| <a name="getBilinear(org.eclipse.january.dataset.IDataset, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getBilinear</h4> |
| <pre><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2143">getBilinear</a>(<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> d, |
| double x0, |
| double x1)</pre> |
| <div class="block"><span class="strong">Deprecated.</span> <i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20double,%20double)"><code>interpolate(Dataset, double, double)</code></a></i></div> |
| <div class="block">Interpolated a value from 2D dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>x0</code> - coordinate</dd><dd><code>x1</code> - coordinate</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>bilinear interpolation</dd></dl> |
| </li> |
| </ul> |
| <a name="getBilinear(org.eclipse.january.dataset.IDataset, org.eclipse.january.dataset.IDataset, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getBilinear</h4> |
| <pre><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| public static double <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2162">getBilinear</a>(<a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> d, |
| <a href="../../../../org/eclipse/january/dataset/IDataset.html" title="interface in org.eclipse.january.dataset">IDataset</a> m, |
| double x0, |
| double x1)</pre> |
| <div class="block"><span class="strong">Deprecated.</span> <i>Use <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20double,%20double)"><code>interpolate(Dataset, Dataset, double, double)</code></a></i></div> |
| <div class="block">Interpolated a value from 2D dataset with mask</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - input dataset</dd><dd><code>m</code> - mask dataset</dd><dd><code>x0</code> - coordinate</dd><dd><code>x1</code> - coordinate</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>bilinear interpolation</dd></dl> |
| </li> |
| </ul> |
| <a name="getBilinear(double[], org.eclipse.january.dataset.CompoundDataset, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getBilinear</h4> |
| <pre><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| public static void <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2178">getBilinear</a>(double[] values, |
| <a href="../../../../org/eclipse/january/dataset/CompoundDataset.html" title="interface in org.eclipse.january.dataset">CompoundDataset</a> d, |
| double x0, |
| double x1)</pre> |
| <div class="block"><span class="strong">Deprecated.</span> <i>Use |
| <a href="../../../../org/eclipse/january/dataset/Maths.html#interpolate(double[],%20org.eclipse.january.dataset.CompoundDataset,%20double,%20double)"><code>interpolate(double[], CompoundDataset, double, double)</code></a></i></div> |
| <div class="block">Interpolated a value from 2D compound dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>values</code> - bilinear interpolated array</dd><dd><code>d</code> - </dd><dd><code>x0</code> - </dd><dd><code>x1</code> - </dd></dl> |
| </li> |
| </ul> |
| <a name="difference(org.eclipse.january.dataset.Dataset, int, int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>difference</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2632">difference</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int n, |
| int axis)</pre> |
| <div class="block">Discrete difference of dataset along axis using finite difference</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>n</code> - order of difference</dd><dd><code>axis</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>difference</dd></dl> |
| </li> |
| </ul> |
| <a name="derivative(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>derivative</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2731">derivative</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> x, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> y, |
| int n)</pre> |
| <div class="block">Calculates the derivative of a line described by two datasets (x,y) given |
| a spread of n either side of the point</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>x</code> - The x values of the function to take the derivative of.</dd><dd><code>y</code> - The y values of the function to take the derivative of.</dd><dd><code>n</code> - The spread the derivative is calculated from, i.e. the |
| smoothing, the higher the value, the more smoothing occurs.</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>A dataset which contains all the derivative point for point.</dd></dl> |
| </li> |
| </ul> |
| <a name="centralDifference(org.eclipse.january.dataset.Dataset, int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>centralDifference</h4> |
| <pre>public static <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.2808">centralDifference</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int axis)</pre> |
| <div class="block">Discrete difference of dataset along axis using finite central difference</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>axis</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>difference</dd></dl> |
| </li> |
| </ul> |
| <a name="gradient(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset...)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>gradient</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a>> <a href="../../../../src-html/org/eclipse/january/dataset/Maths.html#line.3085">gradient</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> y, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a>... x)</pre> |
| <div class="block">Calculate gradient (or partial derivatives) by central difference</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>y</code> - </dd><dd><code>x</code> - one or more datasets for dependent variables</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a list of datasets (one for each dimension in y)</dd></dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
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