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| <div class="subTitle">org.eclipse.january.dataset</div> |
| <h2 title="Class LinearAlgebra" class="title">Class LinearAlgebra</h2> |
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| <pre>public class <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.33">LinearAlgebra</a> |
| extends <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></pre> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/LinearAlgebra.NormOrder.html" title="enum in org.eclipse.january.dataset">LinearAlgebra.NormOrder</a></strong></code> |
| <div class="block">Order value for norm</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
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| <th class="colOne" scope="col">Constructor and Description</th> |
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| <td class="colOne"><code><strong><a href="../../../../org/eclipse/january/dataset/LinearAlgebra.html#LinearAlgebra()">LinearAlgebra</a></strong>()</code> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
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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/LinearAlgebra.html#calcCholeskyDecomposition(org.eclipse.january.dataset.Dataset)">calcCholeskyDecomposition</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate Cholesky decomposition A = L L^T</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/LinearAlgebra.html#calcConditionNumber(org.eclipse.january.dataset.Dataset)">calcConditionNumber</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate condition number of matrix by singular value decomposition method</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/LinearAlgebra.html#calcConjugateGradient(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset)">calcConjugateGradient</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v)</code> |
| <div class="block">Calculation A x = v by conjugate gradient method with the stopping criterion being |
| that the estimated residual r = v - A x satisfies ||r|| < ||v|| with maximum of 100 iterations</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/LinearAlgebra.html#calcConjugateGradient(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20int,%20double)">calcConjugateGradient</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v, |
| int maxIterations, |
| double delta)</code> |
| <div class="block">Calculation A x = v by conjugate gradient method with the stopping criterion being |
| that the estimated residual r = v - A x satisfies ||r|| < delta ||v||</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/LinearAlgebra.html#calcDeterminant(org.eclipse.january.dataset.Dataset)">calcDeterminant</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</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/LinearAlgebra.html#calcEigenDecomposition(org.eclipse.january.dataset.Dataset)">calcEigenDecomposition</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate eigen-decomposition A = V D V^T</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/LinearAlgebra.html#calcEigenvalues(org.eclipse.january.dataset.Dataset)">calcEigenvalues</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</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/LinearAlgebra.html#calcInverse(org.eclipse.january.dataset.Dataset)">calcInverse</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate inverse of square 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/LinearAlgebra.html#calcLUDecomposition(org.eclipse.january.dataset.Dataset)">calcLUDecomposition</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate LU decomposition A = P^-1 L U</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/LinearAlgebra.html#calcMatrixRank(org.eclipse.january.dataset.Dataset)">calcMatrixRank</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate matrix rank by singular value decomposition method</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/LinearAlgebra.html#calcPseudoInverse(org.eclipse.january.dataset.Dataset)">calcPseudoInverse</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate (Moore-Penrose) pseudo-inverse</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/LinearAlgebra.html#calcQRDecomposition(org.eclipse.january.dataset.Dataset)">calcQRDecomposition</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate QR decomposition A = Q R</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/LinearAlgebra.html#calcSingularValueDecomposition(org.eclipse.january.dataset.Dataset)">calcSingularValueDecomposition</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate singular value decomposition A = U S V^T</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/LinearAlgebra.html#calcSingularValues(org.eclipse.january.dataset.Dataset)">calcSingularValues</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</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/LinearAlgebra.html#crossProduct(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset)">crossProduct</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</code> |
| <div class="block">Calculate the cross product of two datasets.</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/LinearAlgebra.html#crossProduct(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20int,%20int,%20int)">crossProduct</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b, |
| int axisA, |
| int axisB, |
| int axisC)</code> |
| <div class="block">Calculate the cross product of two datasets.</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/LinearAlgebra.html#dotProduct(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset)">dotProduct</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</code> |
| <div class="block">Calculate the dot product of two datasets.</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/LinearAlgebra.html#kroneckerProduct(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset)">kroneckerProduct</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</code> |
| <div class="block">Create the Kronecker product as defined by |
| kron[k0,...,kN] = a[i0,...,iN] * b[j0,...,jN] |
| where kn = sn * in + jn for n = 0...N and s is shape of b</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/LinearAlgebra.html#norm(org.eclipse.january.dataset.Dataset)">norm</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/eclipse/january/dataset/LinearAlgebra.html#norm(org.eclipse.january.dataset.Dataset,%20double)">norm</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| double p)</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/LinearAlgebra.html#norm(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.LinearAlgebra.NormOrder)">norm</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/LinearAlgebra.NormOrder.html" title="enum in org.eclipse.january.dataset">LinearAlgebra.NormOrder</a> order)</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/LinearAlgebra.html#outerProduct(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset)">outerProduct</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</code> |
| <div class="block">Calculate the outer product of two datasets</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/LinearAlgebra.html#power(org.eclipse.january.dataset.Dataset,%20int)">power</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int n)</code> |
| <div class="block">Raise dataset to given power by matrix multiplication</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/LinearAlgebra.html#solve(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset)">solve</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v)</code> |
| <div class="block">Solve linear matrix equation A x = v</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/LinearAlgebra.html#solveSVD(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset)">solveSVD</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v)</code> |
| <div class="block">Solve least squares matrix equation A x = v by SVD</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/LinearAlgebra.html#tensorDotProduct(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20int[],%20int[])">tensorDotProduct</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b, |
| int[] axisa, |
| int[] axisb)</code> |
| <div class="block">Calculate the tensor dot product over given axes.</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/LinearAlgebra.html#tensorDotProduct(org.eclipse.january.dataset.Dataset,%20org.eclipse.january.dataset.Dataset,%20int,%20int)">tensorDotProduct</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b, |
| int axisa, |
| int axisb)</code> |
| <div class="block">Calculate the tensor dot product over given axes.</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/LinearAlgebra.html#trace(org.eclipse.january.dataset.Dataset)">trace</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</code> |
| <div class="block">Calculate trace of dataset - sum of values over 1st axis and 2nd axis</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/LinearAlgebra.html#trace(org.eclipse.january.dataset.Dataset,%20int,%20int,%20int)">trace</a></strong>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int offset, |
| int axis1, |
| int axis2)</code> |
| <div class="block">Calculate trace of dataset - sum of values over axis1 and axis2 where axis2 is offset</div> |
| </td> |
| </tr> |
| </table> |
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| <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> |
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| </ul> |
| </div> |
| <div class="details"> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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| <h3>Constructor Detail</h3> |
| <a name="LinearAlgebra()"> |
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| <li class="blockList"> |
| <h4>LinearAlgebra</h4> |
| <pre>public <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.33">LinearAlgebra</a>()</pre> |
| </li> |
| </ul> |
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| <h3>Method Detail</h3> |
| <a name="tensorDotProduct(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, int, int)"> |
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| </a> |
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| <h4>tensorDotProduct</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/LinearAlgebra.html#line.46">tensorDotProduct</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b, |
| int axisa, |
| int axisb)</pre> |
| <div class="block">Calculate the tensor dot product over given axes. This is the sum of products of elements selected |
| from the given axes in each dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>b</code> - </dd><dd><code>axisa</code> - axis dimension in a to sum over (can be -ve)</dd><dd><code>axisb</code> - axis dimension in b to sum over (can be -ve)</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>tensor dot product</dd></dl> |
| </li> |
| </ul> |
| <a name="tensorDotProduct(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, int[], int[])"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>tensorDotProduct</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/LinearAlgebra.html#line.119">tensorDotProduct</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b, |
| int[] axisa, |
| int[] axisb)</pre> |
| <div class="block">Calculate the tensor dot product over given axes. This is the sum of products of elements selected |
| from the given axes in each dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>b</code> - </dd><dd><code>axisa</code> - axis dimensions in a to sum over (can be -ve)</dd><dd><code>axisb</code> - axis dimensions in b to sum over (can be -ve)</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>tensor dot product</dd></dl> |
| </li> |
| </ul> |
| <a name="dotProduct(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>dotProduct</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/LinearAlgebra.html#line.209">dotProduct</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</pre> |
| <div class="block">Calculate the dot product of two datasets. When <b>b</b> is a 1D dataset, the sum product over |
| the last axis of <b>a</b> and <b>b</b> is returned. Where <b>a</b> is also a 1D dataset, a zero-rank dataset |
| is returned. If <b>b</b> is 2D or higher, its second-to-last axis is used</div> |
| <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>dot product</dd></dl> |
| </li> |
| </ul> |
| <a name="outerProduct(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>outerProduct</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/LinearAlgebra.html#line.221">outerProduct</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</pre> |
| <div class="block">Calculate the outer product of two datasets</div> |
| <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>outer product</dd></dl> |
| </li> |
| </ul> |
| <a name="crossProduct(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>crossProduct</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/LinearAlgebra.html#line.260">crossProduct</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</pre> |
| <div class="block">Calculate the cross product of two datasets. Datasets must be broadcastable and |
| possess last dimensions of length 2 or 3</div> |
| <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>cross product</dd></dl> |
| </li> |
| </ul> |
| <a name="crossProduct(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, int, int, int)"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>crossProduct</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/LinearAlgebra.html#line.275">crossProduct</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b, |
| int axisA, |
| int axisB, |
| int axisC)</pre> |
| <div class="block">Calculate the cross product of two datasets. Datasets must be broadcastable and |
| possess dimensions of length 2 or 3. The axis parameters can be negative to indicate |
| dimensions from the end of their shapes</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>b</code> - </dd><dd><code>axisA</code> - dimension to be used a vector (must have length of 2 or 3)</dd><dd><code>axisB</code> - dimension to be used a vector (must have length of 2 or 3)</dd><dd><code>axisC</code> - dimension to assign as cross-product</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>cross product</dd></dl> |
| </li> |
| </ul> |
| <a name="power(org.eclipse.january.dataset.Dataset, int)"> |
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| </a> |
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| <h4>power</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/LinearAlgebra.html#line.504">power</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int n)</pre> |
| <div class="block">Raise dataset to given power by matrix multiplication</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>n</code> - power</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a ** n</dd></dl> |
| </li> |
| </ul> |
| <a name="kroneckerProduct(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>kroneckerProduct</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/LinearAlgebra.html#line.523">kroneckerProduct</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> b)</pre> |
| <div class="block">Create the Kronecker product as defined by |
| kron[k0,...,kN] = a[i0,...,iN] * b[j0,...,jN] |
| where kn = sn * in + jn for n = 0...N and s is shape of b</div> |
| <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>Kronecker product of a and b</dd></dl> |
| </li> |
| </ul> |
| <a name="trace(org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>trace</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/LinearAlgebra.html#line.620">trace</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate trace of dataset - sum of values over 1st axis and 2nd axis</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>trace of dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="trace(org.eclipse.january.dataset.Dataset, int, int, int)"> |
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| <h4>trace</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/LinearAlgebra.html#line.632">trace</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| int offset, |
| int axis1, |
| int axis2)</pre> |
| <div class="block">Calculate trace of dataset - sum of values over axis1 and axis2 where axis2 is offset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>offset</code> - </dd><dd><code>axis1</code> - </dd><dd><code>axis2</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>trace of dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="norm(org.eclipse.january.dataset.Dataset)"> |
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| <h4>norm</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.754">norm</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>norm of dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="norm(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.LinearAlgebra.NormOrder)"> |
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| </a> |
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| <h4>norm</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.763">norm</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/LinearAlgebra.NormOrder.html" title="enum in org.eclipse.january.dataset">LinearAlgebra.NormOrder</a> order)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>order</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>norm of dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="norm(org.eclipse.january.dataset.Dataset, double)"> |
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| </a> |
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| <h4>norm</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.869">norm</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| double p)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>p</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>p-norm of dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="calcSingularValues(org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>calcSingularValues</h4> |
| <pre>public static double[] <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.987">calcSingularValues</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>array of singular values</dd></dl> |
| </li> |
| </ul> |
| <a name="calcSingularValueDecomposition(org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>calcSingularValueDecomposition</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/LinearAlgebra.html#line.998">calcSingularValueDecomposition</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate singular value decomposition A = U S V^T</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>array of U - orthogonal matrix, s - singular values vector, V - orthogonal matrix</dd></dl> |
| </li> |
| </ul> |
| <a name="calcPseudoInverse(org.eclipse.january.dataset.Dataset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>calcPseudoInverse</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/LinearAlgebra.html#line.1009">calcPseudoInverse</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate (Moore-Penrose) pseudo-inverse</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>pseudo-inverse</dd></dl> |
| </li> |
| </ul> |
| <a name="calcMatrixRank(org.eclipse.january.dataset.Dataset)"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>calcMatrixRank</h4> |
| <pre>public static int <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.1019">calcMatrixRank</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate matrix rank by singular value decomposition method</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>effective numerical rank of matrix</dd></dl> |
| </li> |
| </ul> |
| <a name="calcConditionNumber(org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>calcConditionNumber</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.1029">calcConditionNumber</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate condition number of matrix by singular value decomposition method</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>condition number</dd></dl> |
| </li> |
| </ul> |
| <a name="calcDeterminant(org.eclipse.january.dataset.Dataset)"> |
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| </a> |
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| <h4>calcDeterminant</h4> |
| <pre>public static double <a href="../../../../src-html/org/eclipse/january/dataset/LinearAlgebra.html#line.1038">calcDeterminant</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>determinant of dataset</dd></dl> |
| </li> |
| </ul> |
| <a name="calcEigenvalues(org.eclipse.january.dataset.Dataset)"> |
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| <h4>calcEigenvalues</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/LinearAlgebra.html#line.1047">calcEigenvalues</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>dataset of eigenvalues (can be double or complex double)</dd></dl> |
| </li> |
| </ul> |
| <a name="calcEigenDecomposition(org.eclipse.january.dataset.Dataset)"> |
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| <h4>calcEigenDecomposition</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/LinearAlgebra.html#line.1063">calcEigenDecomposition</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate eigen-decomposition A = V D V^T</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>array of D eigenvalues (can be double or complex double) and V eigenvectors</dd></dl> |
| </li> |
| </ul> |
| <a name="calcQRDecomposition(org.eclipse.january.dataset.Dataset)"> |
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| <h4>calcQRDecomposition</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/LinearAlgebra.html#line.1083">calcQRDecomposition</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate QR decomposition A = Q R</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>array of Q and R</dd></dl> |
| </li> |
| </ul> |
| <a name="calcLUDecomposition(org.eclipse.january.dataset.Dataset)"> |
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| <h4>calcLUDecomposition</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/LinearAlgebra.html#line.1093">calcLUDecomposition</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate LU decomposition A = P^-1 L U</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>array of L, U and P</dd></dl> |
| </li> |
| </ul> |
| <a name="calcInverse(org.eclipse.january.dataset.Dataset)"> |
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| <h4>calcInverse</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/LinearAlgebra.html#line.1104">calcInverse</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate inverse of square dataset</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>inverse</dd></dl> |
| </li> |
| </ul> |
| <a name="solve(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset)"> |
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| <h4>solve</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/LinearAlgebra.html#line.1115">solve</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v)</pre> |
| <div class="block">Solve linear matrix equation A x = v</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>v</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>x</dd></dl> |
| </li> |
| </ul> |
| <a name="solveSVD(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset)"> |
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| <h4>solveSVD</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/LinearAlgebra.html#line.1132">solveSVD</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v)</pre> |
| <div class="block">Solve least squares matrix equation A x = v by SVD</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>v</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>x</dd></dl> |
| </li> |
| </ul> |
| <a name="calcCholeskyDecomposition(org.eclipse.january.dataset.Dataset)"> |
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| <h4>calcCholeskyDecomposition</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/LinearAlgebra.html#line.1147">calcCholeskyDecomposition</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a)</pre> |
| <div class="block">Calculate Cholesky decomposition A = L L^T</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>L</dd></dl> |
| </li> |
| </ul> |
| <a name="calcConjugateGradient(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset)"> |
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| <h4>calcConjugateGradient</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/LinearAlgebra.html#line.1159">calcConjugateGradient</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v)</pre> |
| <div class="block">Calculation A x = v by conjugate gradient method with the stopping criterion being |
| that the estimated residual r = v - A x satisfies ||r|| < ||v|| with maximum of 100 iterations</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>v</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd>solution of A^-1 v by conjugate gradient method</dd></dl> |
| </li> |
| </ul> |
| <a name="calcConjugateGradient(org.eclipse.january.dataset.Dataset, org.eclipse.january.dataset.Dataset, int, double)"> |
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| <h4>calcConjugateGradient</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/LinearAlgebra.html#line.1172">calcConjugateGradient</a>(<a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> a, |
| <a href="../../../../org/eclipse/january/dataset/Dataset.html" title="interface in org.eclipse.january.dataset">Dataset</a> v, |
| int maxIterations, |
| double delta)</pre> |
| <div class="block">Calculation A x = v by conjugate gradient method with the stopping criterion being |
| that the estimated residual r = v - A x satisfies ||r|| < delta ||v||</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - </dd><dd><code>v</code> - </dd><dd><code>maxIterations</code> - </dd><dd><code>delta</code> - parameter used by stopping criterion</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>solution of A^-1 v by conjugate gradient method</dd></dl> |
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