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<pre><span class="sourceLineNo">001</span>/*-<a name="line.1"></a>
<span class="sourceLineNo">002</span> *******************************************************************************<a name="line.2"></a>
<span class="sourceLineNo">003</span> * Copyright (c) 2011, 2016 Diamond Light Source Ltd.<a name="line.3"></a>
<span class="sourceLineNo">004</span> * All rights reserved. This program and the accompanying materials<a name="line.4"></a>
<span class="sourceLineNo">005</span> * are made available under the terms of the Eclipse Public License v1.0<a name="line.5"></a>
<span class="sourceLineNo">006</span> * which accompanies this distribution, and is available at<a name="line.6"></a>
<span class="sourceLineNo">007</span> * http://www.eclipse.org/legal/epl-v10.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * Contributors:<a name="line.9"></a>
<span class="sourceLineNo">010</span> * Peter Chang - initial API and implementation and/or initial documentation<a name="line.10"></a>
<span class="sourceLineNo">011</span> *******************************************************************************/<a name="line.11"></a>
<span class="sourceLineNo">012</span><a name="line.12"></a>
<span class="sourceLineNo">013</span>package org.eclipse.january.dataset;<a name="line.13"></a>
<span class="sourceLineNo">014</span><a name="line.14"></a>
<span class="sourceLineNo">015</span>import java.io.Serializable;<a name="line.15"></a>
<span class="sourceLineNo">016</span><a name="line.16"></a>
<span class="sourceLineNo">017</span>import org.eclipse.january.IMonitor;<a name="line.17"></a>
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>/**<a name="line.19"></a>
<span class="sourceLineNo">020</span> * &lt;p&gt;<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Interface for our implementation of dataset that adds a lot of extra functionality.<a name="line.21"></a>
<span class="sourceLineNo">022</span> * &lt;/p&gt;<a name="line.22"></a>
<span class="sourceLineNo">023</span> * &lt;p&gt;<a name="line.23"></a>
<span class="sourceLineNo">024</span> * &lt;b&gt;Warning:&lt;/b&gt;<a name="line.24"></a>
<span class="sourceLineNo">025</span> * It is important to note that methods (get*Abs() and set*Abs()) which use the absolute<a name="line.25"></a>
<span class="sourceLineNo">026</span> * index &lt;emph&gt;must&lt;/emph&gt; be used with care. In (sliced) views of datasets, neighbouring<a name="line.26"></a>
<span class="sourceLineNo">027</span> * positions do not necessarily correspond to contiguous indexes. This is also the case<a name="line.27"></a>
<span class="sourceLineNo">028</span> * with multi-element (or compound) items. Therefore index iterators should be used in<a name="line.28"></a>
<span class="sourceLineNo">029</span> * conjunction with these methods unless the dataset can be proven to be not a view or<a name="line.29"></a>
<span class="sourceLineNo">030</span> * be a wholly contiguous slice of a dataset; a copy or new dataset satisfies this criterion.<a name="line.30"></a>
<span class="sourceLineNo">031</span> * &lt;/p&gt;<a name="line.31"></a>
<span class="sourceLineNo">032</span> */<a name="line.32"></a>
<span class="sourceLineNo">033</span>public interface Dataset extends IDataset {<a name="line.33"></a>
<span class="sourceLineNo">034</span> /**<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Boolean<a name="line.35"></a>
<span class="sourceLineNo">036</span> */<a name="line.36"></a>
<span class="sourceLineNo">037</span> public static final int BOOL = 0;<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span> /**<a name="line.39"></a>
<span class="sourceLineNo">040</span> * Signed 8-bit integer<a name="line.40"></a>
<span class="sourceLineNo">041</span> */<a name="line.41"></a>
<span class="sourceLineNo">042</span> public static final int INT8 = 1;<a name="line.42"></a>
<span class="sourceLineNo">043</span><a name="line.43"></a>
<span class="sourceLineNo">044</span> /**<a name="line.44"></a>
<span class="sourceLineNo">045</span> * Signed 16-bit integer<a name="line.45"></a>
<span class="sourceLineNo">046</span> */<a name="line.46"></a>
<span class="sourceLineNo">047</span> public static final int INT16 = 2;<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span> /**<a name="line.49"></a>
<span class="sourceLineNo">050</span> * Signed 32-bit integer<a name="line.50"></a>
<span class="sourceLineNo">051</span> */<a name="line.51"></a>
<span class="sourceLineNo">052</span> public static final int INT32 = 3;<a name="line.52"></a>
<span class="sourceLineNo">053</span> /**<a name="line.53"></a>
<span class="sourceLineNo">054</span> * Integer (same as signed 32-bit integer)<a name="line.54"></a>
<span class="sourceLineNo">055</span> */<a name="line.55"></a>
<span class="sourceLineNo">056</span> public static final int INT = INT32;<a name="line.56"></a>
<span class="sourceLineNo">057</span><a name="line.57"></a>
<span class="sourceLineNo">058</span> /**<a name="line.58"></a>
<span class="sourceLineNo">059</span> * Signed 64-bit integer<a name="line.59"></a>
<span class="sourceLineNo">060</span> */<a name="line.60"></a>
<span class="sourceLineNo">061</span> public static final int INT64 = 4;<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span> /**<a name="line.63"></a>
<span class="sourceLineNo">064</span> * 32-bit floating point<a name="line.64"></a>
<span class="sourceLineNo">065</span> */<a name="line.65"></a>
<span class="sourceLineNo">066</span> public static final int FLOAT32 = 5;<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span> /**<a name="line.68"></a>
<span class="sourceLineNo">069</span> * 64-bit floating point<a name="line.69"></a>
<span class="sourceLineNo">070</span> */<a name="line.70"></a>
<span class="sourceLineNo">071</span> public static final int FLOAT64 = 6;<a name="line.71"></a>
<span class="sourceLineNo">072</span><a name="line.72"></a>
<span class="sourceLineNo">073</span> /**<a name="line.73"></a>
<span class="sourceLineNo">074</span> * Floating point (same as 64-bit floating point)<a name="line.74"></a>
<span class="sourceLineNo">075</span> */<a name="line.75"></a>
<span class="sourceLineNo">076</span> public static final int FLOAT = FLOAT64;<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span> /**<a name="line.78"></a>
<span class="sourceLineNo">079</span> * 64-bit complex floating point (real and imaginary parts are 32-bit floats)<a name="line.79"></a>
<span class="sourceLineNo">080</span> */<a name="line.80"></a>
<span class="sourceLineNo">081</span> public static final int COMPLEX64 = 7;<a name="line.81"></a>
<span class="sourceLineNo">082</span><a name="line.82"></a>
<span class="sourceLineNo">083</span> /**<a name="line.83"></a>
<span class="sourceLineNo">084</span> * 128-bit complex floating point (real and imaginary parts are 64-bit floats)<a name="line.84"></a>
<span class="sourceLineNo">085</span> */<a name="line.85"></a>
<span class="sourceLineNo">086</span> public static final int COMPLEX128 = 8;<a name="line.86"></a>
<span class="sourceLineNo">087</span><a name="line.87"></a>
<span class="sourceLineNo">088</span> /**<a name="line.88"></a>
<span class="sourceLineNo">089</span> * Complex floating point (same as 64-bit floating point)<a name="line.89"></a>
<span class="sourceLineNo">090</span> */<a name="line.90"></a>
<span class="sourceLineNo">091</span> public static final int COMPLEX = COMPLEX128;<a name="line.91"></a>
<span class="sourceLineNo">092</span><a name="line.92"></a>
<span class="sourceLineNo">093</span> /**<a name="line.93"></a>
<span class="sourceLineNo">094</span> * String<a name="line.94"></a>
<span class="sourceLineNo">095</span> */<a name="line.95"></a>
<span class="sourceLineNo">096</span> public static final int STRING = 9;<a name="line.96"></a>
<span class="sourceLineNo">097</span> <a name="line.97"></a>
<span class="sourceLineNo">098</span> /**<a name="line.98"></a>
<span class="sourceLineNo">099</span> * Object<a name="line.99"></a>
<span class="sourceLineNo">100</span> */<a name="line.100"></a>
<span class="sourceLineNo">101</span> public static final int OBJECT = 10;<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span> /**<a name="line.103"></a>
<span class="sourceLineNo">104</span> * Date<a name="line.104"></a>
<span class="sourceLineNo">105</span> */<a name="line.105"></a>
<span class="sourceLineNo">106</span> public static final int DATE = 11;<a name="line.106"></a>
<span class="sourceLineNo">107</span><a name="line.107"></a>
<span class="sourceLineNo">108</span> static final int ARRAYMUL = 100;<a name="line.108"></a>
<span class="sourceLineNo">109</span><a name="line.109"></a>
<span class="sourceLineNo">110</span> /**<a name="line.110"></a>
<span class="sourceLineNo">111</span> * Array of signed 8-bit integers<a name="line.111"></a>
<span class="sourceLineNo">112</span> */<a name="line.112"></a>
<span class="sourceLineNo">113</span> public static final int ARRAYINT8 = ARRAYMUL * INT8;<a name="line.113"></a>
<span class="sourceLineNo">114</span><a name="line.114"></a>
<span class="sourceLineNo">115</span> /**<a name="line.115"></a>
<span class="sourceLineNo">116</span> * Array of signed 16-bit integers<a name="line.116"></a>
<span class="sourceLineNo">117</span> */<a name="line.117"></a>
<span class="sourceLineNo">118</span> public static final int ARRAYINT16 = ARRAYMUL * INT16;<a name="line.118"></a>
<span class="sourceLineNo">119</span><a name="line.119"></a>
<span class="sourceLineNo">120</span> /**<a name="line.120"></a>
<span class="sourceLineNo">121</span> * Array of three signed 16-bit integers for RGB values<a name="line.121"></a>
<span class="sourceLineNo">122</span> */<a name="line.122"></a>
<span class="sourceLineNo">123</span> public static final int RGB = ARRAYINT16 + 3;<a name="line.123"></a>
<span class="sourceLineNo">124</span><a name="line.124"></a>
<span class="sourceLineNo">125</span> /**<a name="line.125"></a>
<span class="sourceLineNo">126</span> * Array of signed 32-bit integers<a name="line.126"></a>
<span class="sourceLineNo">127</span> */<a name="line.127"></a>
<span class="sourceLineNo">128</span> public static final int ARRAYINT32 = ARRAYMUL * INT32;<a name="line.128"></a>
<span class="sourceLineNo">129</span><a name="line.129"></a>
<span class="sourceLineNo">130</span> /**<a name="line.130"></a>
<span class="sourceLineNo">131</span> * Array of signed 64-bit integers<a name="line.131"></a>
<span class="sourceLineNo">132</span> */<a name="line.132"></a>
<span class="sourceLineNo">133</span> public static final int ARRAYINT64 = ARRAYMUL * INT64;<a name="line.133"></a>
<span class="sourceLineNo">134</span><a name="line.134"></a>
<span class="sourceLineNo">135</span> /**<a name="line.135"></a>
<span class="sourceLineNo">136</span> * Array of 32-bit floating points<a name="line.136"></a>
<span class="sourceLineNo">137</span> */<a name="line.137"></a>
<span class="sourceLineNo">138</span> public static final int ARRAYFLOAT32 = ARRAYMUL * FLOAT32;<a name="line.138"></a>
<span class="sourceLineNo">139</span><a name="line.139"></a>
<span class="sourceLineNo">140</span> /**<a name="line.140"></a>
<span class="sourceLineNo">141</span> * Array of 64-bit floating points<a name="line.141"></a>
<span class="sourceLineNo">142</span> */<a name="line.142"></a>
<span class="sourceLineNo">143</span> public static final int ARRAYFLOAT64 = ARRAYMUL * FLOAT64;<a name="line.143"></a>
<span class="sourceLineNo">144</span><a name="line.144"></a>
<span class="sourceLineNo">145</span> /**<a name="line.145"></a>
<span class="sourceLineNo">146</span> * Update this when there are any serious changes to API<a name="line.146"></a>
<span class="sourceLineNo">147</span> */<a name="line.147"></a>
<span class="sourceLineNo">148</span> static final long serialVersionUID = -6891075135217265625L;<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
<span class="sourceLineNo">150</span> /**<a name="line.150"></a>
<span class="sourceLineNo">151</span> * The shape (or array of lengths for each dimension) of the dataset can be empty for zero-rank<a name="line.151"></a>
<span class="sourceLineNo">152</span> * datasets and null for null datasets<a name="line.152"></a>
<span class="sourceLineNo">153</span> * <a name="line.153"></a>
<span class="sourceLineNo">154</span> * @return reference of shape of dataset<a name="line.154"></a>
<span class="sourceLineNo">155</span> */<a name="line.155"></a>
<span class="sourceLineNo">156</span> public int[] getShapeRef();<a name="line.156"></a>
<span class="sourceLineNo">157</span><a name="line.157"></a>
<span class="sourceLineNo">158</span> /**<a name="line.158"></a>
<span class="sourceLineNo">159</span> * @return type of dataset item<a name="line.159"></a>
<span class="sourceLineNo">160</span> */<a name="line.160"></a>
<span class="sourceLineNo">161</span> public int getDType();<a name="line.161"></a>
<span class="sourceLineNo">162</span><a name="line.162"></a>
<span class="sourceLineNo">163</span> /**<a name="line.163"></a>
<span class="sourceLineNo">164</span> * @return a stride array (can be null)<a name="line.164"></a>
<span class="sourceLineNo">165</span> */<a name="line.165"></a>
<span class="sourceLineNo">166</span> public int[] getStrides();<a name="line.166"></a>
<span class="sourceLineNo">167</span><a name="line.167"></a>
<span class="sourceLineNo">168</span> /**<a name="line.168"></a>
<span class="sourceLineNo">169</span> * @return offset where dataset view begins<a name="line.169"></a>
<span class="sourceLineNo">170</span> */<a name="line.170"></a>
<span class="sourceLineNo">171</span> public int getOffset();<a name="line.171"></a>
<span class="sourceLineNo">172</span><a name="line.172"></a>
<span class="sourceLineNo">173</span> /**<a name="line.173"></a>
<span class="sourceLineNo">174</span> * @return true if dataset has elements which are floating point values<a name="line.174"></a>
<span class="sourceLineNo">175</span> */<a name="line.175"></a>
<span class="sourceLineNo">176</span> public boolean hasFloatingPointElements();<a name="line.176"></a>
<span class="sourceLineNo">177</span><a name="line.177"></a>
<span class="sourceLineNo">178</span> /**<a name="line.178"></a>
<span class="sourceLineNo">179</span> * @return number of bytes used<a name="line.179"></a>
<span class="sourceLineNo">180</span> */<a name="line.180"></a>
<span class="sourceLineNo">181</span> public int getNbytes();<a name="line.181"></a>
<span class="sourceLineNo">182</span><a name="line.182"></a>
<span class="sourceLineNo">183</span> /**<a name="line.183"></a>
<span class="sourceLineNo">184</span> * @return the buffer that backs the dataset<a name="line.184"></a>
<span class="sourceLineNo">185</span> */<a name="line.185"></a>
<span class="sourceLineNo">186</span> public Serializable getBuffer();<a name="line.186"></a>
<span class="sourceLineNo">187</span><a name="line.187"></a>
<span class="sourceLineNo">188</span> /**<a name="line.188"></a>
<span class="sourceLineNo">189</span> * Set the buffer that backs the dataset and its shape<a name="line.189"></a>
<span class="sourceLineNo">190</span> * &lt;p&gt;This is very, very &lt;b&gt;dangerous&lt;/b&gt;. Please use carefully<a name="line.190"></a>
<span class="sourceLineNo">191</span> * @param buffer (can be null to leave unchanged)<a name="line.191"></a>
<span class="sourceLineNo">192</span> * @param shape (can be null to leave unchanged)<a name="line.192"></a>
<span class="sourceLineNo">193</span> */<a name="line.193"></a>
<span class="sourceLineNo">194</span> public void overrideInternal(Serializable buffer, int... shape);<a name="line.194"></a>
<span class="sourceLineNo">195</span><a name="line.195"></a>
<span class="sourceLineNo">196</span> /**<a name="line.196"></a>
<span class="sourceLineNo">197</span> * This is a &lt;b&gt;synchronized&lt;/b&gt; version of the clone method<a name="line.197"></a>
<span class="sourceLineNo">198</span> * <a name="line.198"></a>
<span class="sourceLineNo">199</span> * @return a copy of dataset<a name="line.199"></a>
<span class="sourceLineNo">200</span> */<a name="line.200"></a>
<span class="sourceLineNo">201</span> public Dataset synchronizedCopy();<a name="line.201"></a>
<span class="sourceLineNo">202</span><a name="line.202"></a>
<span class="sourceLineNo">203</span> /**<a name="line.203"></a>
<span class="sourceLineNo">204</span> * @param deepCopyMetadata if true then deep-copy metadata<a name="line.204"></a>
<span class="sourceLineNo">205</span> * @return whole view of dataset (i.e. data buffer is shared)<a name="line.205"></a>
<span class="sourceLineNo">206</span> */<a name="line.206"></a>
<span class="sourceLineNo">207</span> public Dataset getView(boolean deepCopyMetadata);<a name="line.207"></a>
<span class="sourceLineNo">208</span><a name="line.208"></a>
<span class="sourceLineNo">209</span> /**<a name="line.209"></a>
<span class="sourceLineNo">210</span> * @return view of dataset that is broadcasted to given shape<a name="line.210"></a>
<span class="sourceLineNo">211</span> */<a name="line.211"></a>
<span class="sourceLineNo">212</span> public Dataset getBroadcastView(int... shape);<a name="line.212"></a>
<span class="sourceLineNo">213</span><a name="line.213"></a>
<span class="sourceLineNo">214</span> /**<a name="line.214"></a>
<span class="sourceLineNo">215</span> * @param showData<a name="line.215"></a>
<span class="sourceLineNo">216</span> * @return string representation<a name="line.216"></a>
<span class="sourceLineNo">217</span> */<a name="line.217"></a>
<span class="sourceLineNo">218</span> public String toString(boolean showData);<a name="line.218"></a>
<span class="sourceLineNo">219</span><a name="line.219"></a>
<span class="sourceLineNo">220</span> @Override<a name="line.220"></a>
<span class="sourceLineNo">221</span> public Dataset squeezeEnds();<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
<span class="sourceLineNo">223</span> @Override<a name="line.223"></a>
<span class="sourceLineNo">224</span> public Dataset squeeze();<a name="line.224"></a>
<span class="sourceLineNo">225</span><a name="line.225"></a>
<span class="sourceLineNo">226</span> @Override<a name="line.226"></a>
<span class="sourceLineNo">227</span> public Dataset squeeze(boolean onlyFromEnds);<a name="line.227"></a>
<span class="sourceLineNo">228</span><a name="line.228"></a>
<span class="sourceLineNo">229</span> @Override<a name="line.229"></a>
<span class="sourceLineNo">230</span> public Dataset clone();<a name="line.230"></a>
<span class="sourceLineNo">231</span><a name="line.231"></a>
<span class="sourceLineNo">232</span> /**<a name="line.232"></a>
<span class="sourceLineNo">233</span> * This method allows anything that dirties the dataset to clear stored values<a name="line.233"></a>
<span class="sourceLineNo">234</span> * so that the other methods can work correctly.<a name="line.234"></a>
<span class="sourceLineNo">235</span> */<a name="line.235"></a>
<span class="sourceLineNo">236</span> public void setDirty();<a name="line.236"></a>
<span class="sourceLineNo">237</span><a name="line.237"></a>
<span class="sourceLineNo">238</span> /**<a name="line.238"></a>
<span class="sourceLineNo">239</span> * This method calculates the n-dimensional position in the dataset of<a name="line.239"></a>
<span class="sourceLineNo">240</span> * the given index in the data array<a name="line.240"></a>
<span class="sourceLineNo">241</span> * <a name="line.241"></a>
<span class="sourceLineNo">242</span> * @param n<a name="line.242"></a>
<span class="sourceLineNo">243</span> * The index in the array<a name="line.243"></a>
<span class="sourceLineNo">244</span> * @return the corresponding [a,b,...,n] position in the dataset<a name="line.244"></a>
<span class="sourceLineNo">245</span> */<a name="line.245"></a>
<span class="sourceLineNo">246</span> public int[] getNDPosition(int n);<a name="line.246"></a>
<span class="sourceLineNo">247</span><a name="line.247"></a>
<span class="sourceLineNo">248</span> /**<a name="line.248"></a>
<span class="sourceLineNo">249</span> * This method calculates the index in the data array that corresponds to<a name="line.249"></a>
<span class="sourceLineNo">250</span> * the given n-dimensional position<a name="line.250"></a>
<span class="sourceLineNo">251</span> * <a name="line.251"></a>
<span class="sourceLineNo">252</span> * @param n<a name="line.252"></a>
<span class="sourceLineNo">253</span> * the integer array specifying the n-D position<a name="line.253"></a>
<span class="sourceLineNo">254</span> * @return the index on the data array corresponding to that location<a name="line.254"></a>
<span class="sourceLineNo">255</span> */<a name="line.255"></a>
<span class="sourceLineNo">256</span> public int get1DIndex(final int... n);<a name="line.256"></a>
<span class="sourceLineNo">257</span><a name="line.257"></a>
<span class="sourceLineNo">258</span> /**<a name="line.258"></a>
<span class="sourceLineNo">259</span> * Check that axis is in range [-rank,rank)<a name="line.259"></a>
<span class="sourceLineNo">260</span> * <a name="line.260"></a>
<span class="sourceLineNo">261</span> * @param axis<a name="line.261"></a>
<span class="sourceLineNo">262</span> * @return sanitized axis in range [0, rank)<a name="line.262"></a>
<span class="sourceLineNo">263</span> */<a name="line.263"></a>
<span class="sourceLineNo">264</span> public int checkAxis(int axis);<a name="line.264"></a>
<span class="sourceLineNo">265</span><a name="line.265"></a>
<span class="sourceLineNo">266</span> /**<a name="line.266"></a>
<span class="sourceLineNo">267</span> * This method takes a dataset and checks its shape against the current dataset. If they are<a name="line.267"></a>
<span class="sourceLineNo">268</span> * both of the same size, then this returns true otherwise it returns false.<a name="line.268"></a>
<span class="sourceLineNo">269</span> * <a name="line.269"></a>
<span class="sourceLineNo">270</span> * @param g<a name="line.270"></a>
<span class="sourceLineNo">271</span> * The dataset to be compared<a name="line.271"></a>
<span class="sourceLineNo">272</span> * @return true if shapes are compatible<a name="line.272"></a>
<span class="sourceLineNo">273</span> */<a name="line.273"></a>
<span class="sourceLineNo">274</span> public boolean isCompatibleWith(ILazyDataset g);<a name="line.274"></a>
<span class="sourceLineNo">275</span><a name="line.275"></a>
<span class="sourceLineNo">276</span> /**<a name="line.276"></a>
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<span class="sourceLineNo">556</span> * @param indexes<a name="line.556"></a>
<span class="sourceLineNo">557</span> * an array of integer dataset, boolean dataset, slices or null entries (same as<a name="line.557"></a>
<span class="sourceLineNo">558</span> * full slices)<a name="line.558"></a>
<span class="sourceLineNo">559</span> * <a name="line.559"></a>
<span class="sourceLineNo">560</span> * @return The dataset with modified content<a name="line.560"></a>
<span class="sourceLineNo">561</span> */<a name="line.561"></a>
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<span class="sourceLineNo">563</span><a name="line.563"></a>
<span class="sourceLineNo">564</span> /**<a name="line.564"></a>
<span class="sourceLineNo">565</span> * Fill dataset with given object<a name="line.565"></a>
<span class="sourceLineNo">566</span> * <a name="line.566"></a>
<span class="sourceLineNo">567</span> * @param obj<a name="line.567"></a>
<span class="sourceLineNo">568</span> * @return filled dataset with each item being equal to the given object<a name="line.568"></a>
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<span class="sourceLineNo">571</span><a name="line.571"></a>
<span class="sourceLineNo">572</span> /**<a name="line.572"></a>
<span class="sourceLineNo">573</span> * Get an element from given absolute index as a boolean. See warning in interface doc<a name="line.573"></a>
<span class="sourceLineNo">574</span> * <a name="line.574"></a>
<span class="sourceLineNo">575</span> * @param index<a name="line.575"></a>
<span class="sourceLineNo">576</span> * @return element as boolean<a name="line.576"></a>
<span class="sourceLineNo">577</span> */<a name="line.577"></a>
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<span class="sourceLineNo">579</span><a name="line.579"></a>
<span class="sourceLineNo">580</span> /**<a name="line.580"></a>
<span class="sourceLineNo">581</span> * Get an element from given absolute index as a double. See warning in interface doc<a name="line.581"></a>
<span class="sourceLineNo">582</span> * <a name="line.582"></a>
<span class="sourceLineNo">583</span> * @param index<a name="line.583"></a>
<span class="sourceLineNo">584</span> * @return element as double<a name="line.584"></a>
<span class="sourceLineNo">585</span> */<a name="line.585"></a>
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<span class="sourceLineNo">587</span><a name="line.587"></a>
<span class="sourceLineNo">588</span> /**<a name="line.588"></a>
<span class="sourceLineNo">589</span> * Get an element from given absolute index as a long. See warning in interface doc<a name="line.589"></a>
<span class="sourceLineNo">590</span> * <a name="line.590"></a>
<span class="sourceLineNo">591</span> * @param index<a name="line.591"></a>
<span class="sourceLineNo">592</span> * @return element as long<a name="line.592"></a>
<span class="sourceLineNo">593</span> */<a name="line.593"></a>
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<span class="sourceLineNo">595</span><a name="line.595"></a>
<span class="sourceLineNo">596</span> /**<a name="line.596"></a>
<span class="sourceLineNo">597</span> * Get an item from given absolute index as an object. See warning in interface doc<a name="line.597"></a>
<span class="sourceLineNo">598</span> * <a name="line.598"></a>
<span class="sourceLineNo">599</span> * @param index<a name="line.599"></a>
<span class="sourceLineNo">600</span> * @return item<a name="line.600"></a>
<span class="sourceLineNo">601</span> */<a name="line.601"></a>
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<span class="sourceLineNo">603</span><a name="line.603"></a>
<span class="sourceLineNo">604</span> /**<a name="line.604"></a>
<span class="sourceLineNo">605</span> * Get an item from given absolute index as a string. See warning in interface doc<a name="line.605"></a>
<span class="sourceLineNo">606</span> * <a name="line.606"></a>
<span class="sourceLineNo">607</span> * @param index<a name="line.607"></a>
<span class="sourceLineNo">608</span> * @return item<a name="line.608"></a>
<span class="sourceLineNo">609</span> */<a name="line.609"></a>
<span class="sourceLineNo">610</span> public String getStringAbs(int index);<a name="line.610"></a>
<span class="sourceLineNo">611</span><a name="line.611"></a>
<span class="sourceLineNo">612</span> /**<a name="line.612"></a>
<span class="sourceLineNo">613</span> * Set an item at absolute index from an object. See warning in interface doc<a name="line.613"></a>
<span class="sourceLineNo">614</span> * <a name="line.614"></a>
<span class="sourceLineNo">615</span> * @param index<a name="line.615"></a>
<span class="sourceLineNo">616</span> * @param obj<a name="line.616"></a>
<span class="sourceLineNo">617</span> */<a name="line.617"></a>
<span class="sourceLineNo">618</span> public void setObjectAbs(int index, Object obj);<a name="line.618"></a>
<span class="sourceLineNo">619</span><a name="line.619"></a>
<span class="sourceLineNo">620</span> /**<a name="line.620"></a>
<span class="sourceLineNo">621</span> * Get first item as an object. The dataset must not be null<a name="line.621"></a>
<span class="sourceLineNo">622</span> * @return item<a name="line.622"></a>
<span class="sourceLineNo">623</span> * @since 2.0<a name="line.623"></a>
<span class="sourceLineNo">624</span> */<a name="line.624"></a>
<span class="sourceLineNo">625</span> public Object getObject();<a name="line.625"></a>
<span class="sourceLineNo">626</span><a name="line.626"></a>
<span class="sourceLineNo">627</span> /**<a name="line.627"></a>
<span class="sourceLineNo">628</span> * Get an item from given position as an object. The dataset must be 1D<a name="line.628"></a>
<span class="sourceLineNo">629</span> * @param i<a name="line.629"></a>
<span class="sourceLineNo">630</span> * @return item<a name="line.630"></a>
<span class="sourceLineNo">631</span> */<a name="line.631"></a>
<span class="sourceLineNo">632</span> public Object getObject(final int i);<a name="line.632"></a>
<span class="sourceLineNo">633</span><a name="line.633"></a>
<span class="sourceLineNo">634</span> /**<a name="line.634"></a>
<span class="sourceLineNo">635</span> * Get an item from given position as an object. The dataset must be 2D<a name="line.635"></a>
<span class="sourceLineNo">636</span> * @param i<a name="line.636"></a>
<span class="sourceLineNo">637</span> * @param j<a name="line.637"></a>
<span class="sourceLineNo">638</span> * @return item<a name="line.638"></a>
<span class="sourceLineNo">639</span> */<a name="line.639"></a>
<span class="sourceLineNo">640</span> public Object getObject(final int i, final int j);<a name="line.640"></a>
<span class="sourceLineNo">641</span><a name="line.641"></a>
<span class="sourceLineNo">642</span> /**<a name="line.642"></a>
<span class="sourceLineNo">643</span> * Get first item as a string. The dataset must not be null<a name="line.643"></a>
<span class="sourceLineNo">644</span> * @return item<a name="line.644"></a>
<span class="sourceLineNo">645</span> * @since 2.0<a name="line.645"></a>
<span class="sourceLineNo">646</span> */<a name="line.646"></a>
<span class="sourceLineNo">647</span> public String getString();<a name="line.647"></a>
<span class="sourceLineNo">648</span><a name="line.648"></a>
<span class="sourceLineNo">649</span> /**<a name="line.649"></a>
<span class="sourceLineNo">650</span> * Get an item from given position as a string. The dataset must be 1D<a name="line.650"></a>
<span class="sourceLineNo">651</span> * @param i<a name="line.651"></a>
<span class="sourceLineNo">652</span> * @return item<a name="line.652"></a>
<span class="sourceLineNo">653</span> */<a name="line.653"></a>
<span class="sourceLineNo">654</span> public String getString(final int i);<a name="line.654"></a>
<span class="sourceLineNo">655</span><a name="line.655"></a>
<span class="sourceLineNo">656</span> /**<a name="line.656"></a>
<span class="sourceLineNo">657</span> * Get an item from given position as a string. The dataset must be 2D<a name="line.657"></a>
<span class="sourceLineNo">658</span> * @param i<a name="line.658"></a>
<span class="sourceLineNo">659</span> * @param j<a name="line.659"></a>
<span class="sourceLineNo">660</span> * @return item<a name="line.660"></a>
<span class="sourceLineNo">661</span> */<a name="line.661"></a>
<span class="sourceLineNo">662</span> public String getString(final int i, final int j);<a name="line.662"></a>
<span class="sourceLineNo">663</span><a name="line.663"></a>
<span class="sourceLineNo">664</span> /**<a name="line.664"></a>
<span class="sourceLineNo">665</span> * Get first item as a double. The dataset must not be null<a name="line.665"></a>
<span class="sourceLineNo">666</span> * @return item<a name="line.666"></a>
<span class="sourceLineNo">667</span> * @since 2.0<a name="line.667"></a>
<span class="sourceLineNo">668</span> */<a name="line.668"></a>
<span class="sourceLineNo">669</span> public double getDouble();<a name="line.669"></a>
<span class="sourceLineNo">670</span><a name="line.670"></a>
<span class="sourceLineNo">671</span> /**<a name="line.671"></a>
<span class="sourceLineNo">672</span> * Get an item from given position as a double. The dataset must be 1D<a name="line.672"></a>
<span class="sourceLineNo">673</span> * @param i<a name="line.673"></a>
<span class="sourceLineNo">674</span> * @return item<a name="line.674"></a>
<span class="sourceLineNo">675</span> */<a name="line.675"></a>
<span class="sourceLineNo">676</span> public double getDouble(final int i);<a name="line.676"></a>
<span class="sourceLineNo">677</span><a name="line.677"></a>
<span class="sourceLineNo">678</span> /**<a name="line.678"></a>
<span class="sourceLineNo">679</span> * Get an item from given position as a double. The dataset must be 2D<a name="line.679"></a>
<span class="sourceLineNo">680</span> * @param i<a name="line.680"></a>
<span class="sourceLineNo">681</span> * @param j<a name="line.681"></a>
<span class="sourceLineNo">682</span> * @return item<a name="line.682"></a>
<span class="sourceLineNo">683</span> */<a name="line.683"></a>
<span class="sourceLineNo">684</span> public double getDouble(final int i, final int j);<a name="line.684"></a>
<span class="sourceLineNo">685</span><a name="line.685"></a>
<span class="sourceLineNo">686</span> /**<a name="line.686"></a>
<span class="sourceLineNo">687</span> * Get first item as a float. The dataset must not be null<a name="line.687"></a>
<span class="sourceLineNo">688</span> * @return item<a name="line.688"></a>
<span class="sourceLineNo">689</span> * @since 2.0<a name="line.689"></a>
<span class="sourceLineNo">690</span> */<a name="line.690"></a>
<span class="sourceLineNo">691</span> public float getFloat();<a name="line.691"></a>
<span class="sourceLineNo">692</span><a name="line.692"></a>
<span class="sourceLineNo">693</span> /**<a name="line.693"></a>
<span class="sourceLineNo">694</span> * Get an item from given position as a float. The dataset must be 1D<a name="line.694"></a>
<span class="sourceLineNo">695</span> * @param i<a name="line.695"></a>
<span class="sourceLineNo">696</span> * @return item<a name="line.696"></a>
<span class="sourceLineNo">697</span> */<a name="line.697"></a>
<span class="sourceLineNo">698</span> public float getFloat(final int i);<a name="line.698"></a>
<span class="sourceLineNo">699</span><a name="line.699"></a>
<span class="sourceLineNo">700</span> /**<a name="line.700"></a>
<span class="sourceLineNo">701</span> * Get an item from given position as a float. The dataset must be 2D<a name="line.701"></a>
<span class="sourceLineNo">702</span> * @param i<a name="line.702"></a>
<span class="sourceLineNo">703</span> * @param j<a name="line.703"></a>
<span class="sourceLineNo">704</span> * @return item<a name="line.704"></a>
<span class="sourceLineNo">705</span> */<a name="line.705"></a>
<span class="sourceLineNo">706</span> public float getFloat(final int i, final int j);<a name="line.706"></a>
<span class="sourceLineNo">707</span><a name="line.707"></a>
<span class="sourceLineNo">708</span> /**<a name="line.708"></a>
<span class="sourceLineNo">709</span> * Get first item as a long. The dataset must not be null<a name="line.709"></a>
<span class="sourceLineNo">710</span> * @return item<a name="line.710"></a>
<span class="sourceLineNo">711</span> * @since 2.0<a name="line.711"></a>
<span class="sourceLineNo">712</span> */<a name="line.712"></a>
<span class="sourceLineNo">713</span> public long getLong();<a name="line.713"></a>
<span class="sourceLineNo">714</span><a name="line.714"></a>
<span class="sourceLineNo">715</span> /**<a name="line.715"></a>
<span class="sourceLineNo">716</span> * Get an item from given position as a long. The dataset must be 1D<a name="line.716"></a>
<span class="sourceLineNo">717</span> * @param i<a name="line.717"></a>
<span class="sourceLineNo">718</span> * @return item<a name="line.718"></a>
<span class="sourceLineNo">719</span> */<a name="line.719"></a>
<span class="sourceLineNo">720</span> public long getLong(final int i);<a name="line.720"></a>
<span class="sourceLineNo">721</span><a name="line.721"></a>
<span class="sourceLineNo">722</span> /**<a name="line.722"></a>
<span class="sourceLineNo">723</span> * Get an item from given position as a long. The dataset must be 2D<a name="line.723"></a>
<span class="sourceLineNo">724</span> * @param i<a name="line.724"></a>
<span class="sourceLineNo">725</span> * @param j<a name="line.725"></a>
<span class="sourceLineNo">726</span> * @return item<a name="line.726"></a>
<span class="sourceLineNo">727</span> */<a name="line.727"></a>
<span class="sourceLineNo">728</span> public long getLong(final int i, final int j);<a name="line.728"></a>
<span class="sourceLineNo">729</span><a name="line.729"></a>
<span class="sourceLineNo">730</span> /**<a name="line.730"></a>
<span class="sourceLineNo">731</span> * Get first item as an int. The dataset must not be null<a name="line.731"></a>
<span class="sourceLineNo">732</span> * @return item<a name="line.732"></a>
<span class="sourceLineNo">733</span> * @since 2.0<a name="line.733"></a>
<span class="sourceLineNo">734</span> */<a name="line.734"></a>
<span class="sourceLineNo">735</span> public int getInt();<a name="line.735"></a>
<span class="sourceLineNo">736</span><a name="line.736"></a>
<span class="sourceLineNo">737</span> /**<a name="line.737"></a>
<span class="sourceLineNo">738</span> * Get an item from given position as an int. The dataset must be 1D<a name="line.738"></a>
<span class="sourceLineNo">739</span> * @param i<a name="line.739"></a>
<span class="sourceLineNo">740</span> * @return item<a name="line.740"></a>
<span class="sourceLineNo">741</span> */<a name="line.741"></a>
<span class="sourceLineNo">742</span> public int getInt(final int i);<a name="line.742"></a>
<span class="sourceLineNo">743</span><a name="line.743"></a>
<span class="sourceLineNo">744</span> /**<a name="line.744"></a>
<span class="sourceLineNo">745</span> * Get an item from given position as an int. The dataset must be 2D<a name="line.745"></a>
<span class="sourceLineNo">746</span> * @param i<a name="line.746"></a>
<span class="sourceLineNo">747</span> * @param j<a name="line.747"></a>
<span class="sourceLineNo">748</span> * @return item<a name="line.748"></a>
<span class="sourceLineNo">749</span> */<a name="line.749"></a>
<span class="sourceLineNo">750</span> public int getInt(final int i, final int j);<a name="line.750"></a>
<span class="sourceLineNo">751</span><a name="line.751"></a>
<span class="sourceLineNo">752</span> /**<a name="line.752"></a>
<span class="sourceLineNo">753</span> * Get first item as a short. The dataset must not be null<a name="line.753"></a>
<span class="sourceLineNo">754</span> * @return item<a name="line.754"></a>
<span class="sourceLineNo">755</span> * @since 2.0<a name="line.755"></a>
<span class="sourceLineNo">756</span> */<a name="line.756"></a>
<span class="sourceLineNo">757</span> public short getShort();<a name="line.757"></a>
<span class="sourceLineNo">758</span><a name="line.758"></a>
<span class="sourceLineNo">759</span> /**<a name="line.759"></a>
<span class="sourceLineNo">760</span> * Get an item from given position as a short. The dataset must be 1D<a name="line.760"></a>
<span class="sourceLineNo">761</span> * @param i<a name="line.761"></a>
<span class="sourceLineNo">762</span> * @return item<a name="line.762"></a>
<span class="sourceLineNo">763</span> */<a name="line.763"></a>
<span class="sourceLineNo">764</span> public short getShort(final int i);<a name="line.764"></a>
<span class="sourceLineNo">765</span><a name="line.765"></a>
<span class="sourceLineNo">766</span> /**<a name="line.766"></a>
<span class="sourceLineNo">767</span> * Get an item from given position as a short. The dataset must be 2D<a name="line.767"></a>
<span class="sourceLineNo">768</span> * @param i<a name="line.768"></a>
<span class="sourceLineNo">769</span> * @param j<a name="line.769"></a>
<span class="sourceLineNo">770</span> * @return item<a name="line.770"></a>
<span class="sourceLineNo">771</span> */<a name="line.771"></a>
<span class="sourceLineNo">772</span> public short getShort(final int i, final int j);<a name="line.772"></a>
<span class="sourceLineNo">773</span><a name="line.773"></a>
<span class="sourceLineNo">774</span> /**<a name="line.774"></a>
<span class="sourceLineNo">775</span> * Get first item as a byte. The dataset must not be null<a name="line.775"></a>
<span class="sourceLineNo">776</span> * @return item<a name="line.776"></a>
<span class="sourceLineNo">777</span> * @since 2.0<a name="line.777"></a>
<span class="sourceLineNo">778</span> */<a name="line.778"></a>
<span class="sourceLineNo">779</span> public byte getByte();<a name="line.779"></a>
<span class="sourceLineNo">780</span><a name="line.780"></a>
<span class="sourceLineNo">781</span> /**<a name="line.781"></a>
<span class="sourceLineNo">782</span> * Get an item from given position as a byte. The dataset must be 1D<a name="line.782"></a>
<span class="sourceLineNo">783</span> * @param i<a name="line.783"></a>
<span class="sourceLineNo">784</span> * @return item<a name="line.784"></a>
<span class="sourceLineNo">785</span> */<a name="line.785"></a>
<span class="sourceLineNo">786</span> public byte getByte(final int i);<a name="line.786"></a>
<span class="sourceLineNo">787</span><a name="line.787"></a>
<span class="sourceLineNo">788</span> /**<a name="line.788"></a>
<span class="sourceLineNo">789</span> * Get an item from given positionj as a byte. The dataset must be 2D<a name="line.789"></a>
<span class="sourceLineNo">790</span> * @param i<a name="line.790"></a>
<span class="sourceLineNo">791</span> * @param j<a name="line.791"></a>
<span class="sourceLineNo">792</span> * @return item<a name="line.792"></a>
<span class="sourceLineNo">793</span> */<a name="line.793"></a>
<span class="sourceLineNo">794</span> public byte getByte(final int i, final int j);<a name="line.794"></a>
<span class="sourceLineNo">795</span><a name="line.795"></a>
<span class="sourceLineNo">796</span> /**<a name="line.796"></a>
<span class="sourceLineNo">797</span> * Get first item as a boolean. The dataset must not be null<a name="line.797"></a>
<span class="sourceLineNo">798</span> * @return item<a name="line.798"></a>
<span class="sourceLineNo">799</span> * @since 2.0<a name="line.799"></a>
<span class="sourceLineNo">800</span> */<a name="line.800"></a>
<span class="sourceLineNo">801</span> public boolean getBoolean();<a name="line.801"></a>
<span class="sourceLineNo">802</span><a name="line.802"></a>
<span class="sourceLineNo">803</span> /**<a name="line.803"></a>
<span class="sourceLineNo">804</span> * Get an item from given position as a boolean. The dataset must be 1D<a name="line.804"></a>
<span class="sourceLineNo">805</span> * @param i<a name="line.805"></a>
<span class="sourceLineNo">806</span> * @return item<a name="line.806"></a>
<span class="sourceLineNo">807</span> */<a name="line.807"></a>
<span class="sourceLineNo">808</span> public boolean getBoolean(final int i);<a name="line.808"></a>
<span class="sourceLineNo">809</span><a name="line.809"></a>
<span class="sourceLineNo">810</span> /**<a name="line.810"></a>
<span class="sourceLineNo">811</span> * Get an item from given position as a boolean. The dataset must be 2D<a name="line.811"></a>
<span class="sourceLineNo">812</span> * @param i<a name="line.812"></a>
<span class="sourceLineNo">813</span> * @param j<a name="line.813"></a>
<span class="sourceLineNo">814</span> * @return item<a name="line.814"></a>
<span class="sourceLineNo">815</span> */<a name="line.815"></a>
<span class="sourceLineNo">816</span> public boolean getBoolean(final int i, final int j);<a name="line.816"></a>
<span class="sourceLineNo">817</span><a name="line.817"></a>
<span class="sourceLineNo">818</span> /**<a name="line.818"></a>
<span class="sourceLineNo">819</span> * Get the error for the first item. The dataset must not be null<a name="line.819"></a>
<span class="sourceLineNo">820</span> * @return item<a name="line.820"></a>
<span class="sourceLineNo">821</span> * @since 2.0<a name="line.821"></a>
<span class="sourceLineNo">822</span> */<a name="line.822"></a>
<span class="sourceLineNo">823</span> public double getError();<a name="line.823"></a>
<span class="sourceLineNo">824</span><a name="line.824"></a>
<span class="sourceLineNo">825</span> /**<a name="line.825"></a>
<span class="sourceLineNo">826</span> * Get the error for given position. The dataset must be 1D<a name="line.826"></a>
<span class="sourceLineNo">827</span> * @param i<a name="line.827"></a>
<span class="sourceLineNo">828</span> * @return error value (symmetric)<a name="line.828"></a>
<span class="sourceLineNo">829</span> */<a name="line.829"></a>
<span class="sourceLineNo">830</span> public double getError(final int i);<a name="line.830"></a>
<span class="sourceLineNo">831</span><a name="line.831"></a>
<span class="sourceLineNo">832</span> /**<a name="line.832"></a>
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<span class="sourceLineNo">1105</span> * @return minima along axis in dataset<a name="line.1105"></a>
<span class="sourceLineNo">1106</span> * @since 2.0<a name="line.1106"></a>
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<span class="sourceLineNo">1108</span> public Dataset min(int axis, boolean... ignoreInvalids);<a name="line.1108"></a>
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<span class="sourceLineNo">1111</span> * Find absolute index of maximum value (in a flattened view)<a name="line.1111"></a>
<span class="sourceLineNo">1112</span> * @param ignoreInvalids - see {@link IDataset#max(boolean...)}<a name="line.1112"></a>
<span class="sourceLineNo">1113</span> * @return absolute index<a name="line.1113"></a>
<span class="sourceLineNo">1114</span> * @since 2.0<a name="line.1114"></a>
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<span class="sourceLineNo">1116</span> public int argMax(boolean... ignoreInvalids);<a name="line.1116"></a>
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<span class="sourceLineNo">1118</span> /**<a name="line.1118"></a>
<span class="sourceLineNo">1119</span> * Find indices of maximum values along given axis<a name="line.1119"></a>
<span class="sourceLineNo">1120</span> * @param axis<a name="line.1120"></a>
<span class="sourceLineNo">1121</span> * @param ignoreInvalids - see {@link #max(int, boolean...)}<a name="line.1121"></a>
<span class="sourceLineNo">1122</span> * @return index dataset<a name="line.1122"></a>
<span class="sourceLineNo">1123</span> * @since 2.0<a name="line.1123"></a>
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<span class="sourceLineNo">1125</span> public Dataset argMax(int axis, boolean... ignoreInvalids);<a name="line.1125"></a>
<span class="sourceLineNo">1126</span><a name="line.1126"></a>
<span class="sourceLineNo">1127</span> /**<a name="line.1127"></a>
<span class="sourceLineNo">1128</span> * Find absolute index of minimum value (in a flattened view)<a name="line.1128"></a>
<span class="sourceLineNo">1129</span> * @param ignoreInvalids - see {@link IDataset#max(boolean...)}<a name="line.1129"></a>
<span class="sourceLineNo">1130</span> * @return absolute index<a name="line.1130"></a>
<span class="sourceLineNo">1131</span> * @since 2.0<a name="line.1131"></a>
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<span class="sourceLineNo">1133</span> public int argMin(boolean... ignoreInvalids);<a name="line.1133"></a>
<span class="sourceLineNo">1134</span><a name="line.1134"></a>
<span class="sourceLineNo">1135</span> /**<a name="line.1135"></a>
<span class="sourceLineNo">1136</span> * Find indices of minimum values along given axis<a name="line.1136"></a>
<span class="sourceLineNo">1137</span> * @param axis<a name="line.1137"></a>
<span class="sourceLineNo">1138</span> * @param ignoreInvalids - see {@link #max(int, boolean...)}<a name="line.1138"></a>
<span class="sourceLineNo">1139</span> * @return index dataset<a name="line.1139"></a>
<span class="sourceLineNo">1140</span> * @since 2.0<a name="line.1140"></a>
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<span class="sourceLineNo">1143</span><a name="line.1143"></a>
<span class="sourceLineNo">1144</span> /**<a name="line.1144"></a>
<span class="sourceLineNo">1145</span> * @param ignoreInvalids - see {@link IDataset#max(boolean...)}<a name="line.1145"></a>
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<span class="sourceLineNo">1149</span> public Number peakToPeak(boolean... ignoreInvalids);<a name="line.1149"></a>
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<span class="sourceLineNo">1152</span> * @param axis<a name="line.1152"></a>
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<span class="sourceLineNo">1154</span> * @return peak-to-peak dataset, the difference of maxima and minima of dataset along axis<a name="line.1154"></a>
<span class="sourceLineNo">1155</span> * @since 2.0<a name="line.1155"></a>
<span class="sourceLineNo">1156</span> */<a name="line.1156"></a>
<span class="sourceLineNo">1157</span> public Dataset peakToPeak(int axis, boolean... ignoreInvalids);<a name="line.1157"></a>
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<span class="sourceLineNo">1159</span> /**<a name="line.1159"></a>
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<span class="sourceLineNo">1167</span> * @param axis<a name="line.1167"></a>
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<span class="sourceLineNo">1169</span> * @return number of items along axis in dataset<a name="line.1169"></a>
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<span class="sourceLineNo">1172</span> public Dataset count(int axis, boolean... ignoreInvalids);<a name="line.1172"></a>
<span class="sourceLineNo">1173</span><a name="line.1173"></a>
<span class="sourceLineNo">1174</span> /**<a name="line.1174"></a>
<span class="sourceLineNo">1175</span> * @param ignoreInvalids - see {@link IDataset#max(boolean...)}<a name="line.1175"></a>
<span class="sourceLineNo">1176</span> * @return sum over all items in dataset as a Double, array of doubles or a complex number<a name="line.1176"></a>
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<span class="sourceLineNo">1184</span> * @return sum along axis in dataset<a name="line.1184"></a>
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<span class="sourceLineNo">1187</span> public Dataset sum(int axis, boolean... ignoreInvalids);<a name="line.1187"></a>
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<span class="sourceLineNo">1223</span> * &lt;pre&gt;<a name="line.1223"></a>
<span class="sourceLineNo">1224</span> * sum((x_i - m)^2)/N<a name="line.1224"></a>
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<span class="sourceLineNo">1226</span> * m = sum(x_i)/N<a name="line.1226"></a>
<span class="sourceLineNo">1227</span> * &lt;/pre&gt;<a name="line.1227"></a>
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<span class="sourceLineNo">1231</span> * &lt;pre&gt;<a name="line.1231"></a>
<span class="sourceLineNo">1232</span> * sum((x_i - m)^2)/(N-1)<a name="line.1232"></a>
<span class="sourceLineNo">1233</span> * where {x_i} are set of N sample values and m is the unbiased estimate of the mean<a name="line.1233"></a>
<span class="sourceLineNo">1234</span> * m = sum(x_i)/N<a name="line.1234"></a>
<span class="sourceLineNo">1235</span> * &lt;/pre&gt;<a name="line.1235"></a>
<span class="sourceLineNo">1236</span> * <a name="line.1236"></a>
<span class="sourceLineNo">1237</span> * Note that the second definition is also the unbiased estimator of population variance.<a name="line.1237"></a>
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<span class="sourceLineNo">1239</span> * @param isWholePopulation<a name="line.1239"></a>
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<span class="sourceLineNo">1261</span> public Dataset variance(int axis, boolean isWholePopulation, boolean... ignoreInvalids);<a name="line.1261"></a>
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<span class="sourceLineNo">1264</span> * Standard deviation is square root of the variance<a name="line.1264"></a>
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<span class="sourceLineNo">1266</span> * @return sample standard deviation of all items in dataset<a name="line.1266"></a>
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<span class="sourceLineNo">1270</span> public double stdDeviation();<a name="line.1270"></a>
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<span class="sourceLineNo">1273</span> * Standard deviation is square root of the variance<a name="line.1273"></a>
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<span class="sourceLineNo">1275</span> * @param isWholePopulation<a name="line.1275"></a>
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<span class="sourceLineNo">1281</span> public double stdDeviation(boolean isWholePopulation, boolean... ignoreInvalids);<a name="line.1281"></a>
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<span class="sourceLineNo">1284</span> * Standard deviation is square root of the variance<a name="line.1284"></a>
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<span class="sourceLineNo">1286</span> * @param axis<a name="line.1286"></a>
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<span class="sourceLineNo">1289</span> */<a name="line.1289"></a>
<span class="sourceLineNo">1290</span> public Dataset stdDeviation(int axis);<a name="line.1290"></a>
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<span class="sourceLineNo">1292</span> /**<a name="line.1292"></a>
<span class="sourceLineNo">1293</span> * Standard deviation is square root of the variance<a name="line.1293"></a>
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<span class="sourceLineNo">1295</span> * @param axis<a name="line.1295"></a>
<span class="sourceLineNo">1296</span> * @param isWholePopulation<a name="line.1296"></a>
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<span class="sourceLineNo">1298</span> * @return standard deviation along axis in dataset<a name="line.1298"></a>
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<span class="sourceLineNo">1300</span> * @since 2.0<a name="line.1300"></a>
<span class="sourceLineNo">1301</span> */<a name="line.1301"></a>
<span class="sourceLineNo">1302</span> public Dataset stdDeviation(int axis, boolean isWholePopulation, boolean... ignoreInvalids);<a name="line.1302"></a>
<span class="sourceLineNo">1303</span><a name="line.1303"></a>
<span class="sourceLineNo">1304</span> /**<a name="line.1304"></a>
<span class="sourceLineNo">1305</span> * @param ignoreInvalids - see {@link IDataset#max(boolean...)}<a name="line.1305"></a>
<span class="sourceLineNo">1306</span> * @return root mean square<a name="line.1306"></a>
<span class="sourceLineNo">1307</span> * @since 2.0<a name="line.1307"></a>
<span class="sourceLineNo">1308</span> */<a name="line.1308"></a>
<span class="sourceLineNo">1309</span> public double rootMeanSquare(boolean... ignoreInvalids);<a name="line.1309"></a>
<span class="sourceLineNo">1310</span><a name="line.1310"></a>
<span class="sourceLineNo">1311</span> /**<a name="line.1311"></a>
<span class="sourceLineNo">1312</span> * @param axis<a name="line.1312"></a>
<span class="sourceLineNo">1313</span> * @param ignoreInvalids - see {@link #max(int, boolean...)}<a name="line.1313"></a>
<span class="sourceLineNo">1314</span> * @return root mean square along axis in dataset<a name="line.1314"></a>
<span class="sourceLineNo">1315</span> * @since 2.0<a name="line.1315"></a>
<span class="sourceLineNo">1316</span> */<a name="line.1316"></a>
<span class="sourceLineNo">1317</span> public Dataset rootMeanSquare(int axis, boolean... ignoreInvalids);<a name="line.1317"></a>
<span class="sourceLineNo">1318</span>}<a name="line.1318"></a>
</pre>
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