63 lines
1.7 KiB
Java
63 lines
1.7 KiB
Java
package org.gcube.dataanalysis.geo.matrixmodel;
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import org.gcube.contentmanagement.lexicalmatcher.utils.AnalysisLogger;
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import org.gcube.dataanalysis.ecoengine.configuration.AlgorithmConfiguration;
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public class TimeSeriesExtractor extends MatrixExtractor{
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public TimeSeriesExtractor(AlgorithmConfiguration configuration) {
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super(configuration);
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}
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//Time Analysis
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/**
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* Extracts an observations signal for a certain point in space
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*/
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public double[] extractT(String layerTitle, double x, double y, double z, double resolution) throws Exception {
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double[] signal = new double[maxSignalLength];
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int t = 0;
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log=false;
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while (true) {
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try {
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if (t%100==0)
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AnalysisLogger.getLogger().debug("Matrix Extractor-> Extracting Time Instant " + t);
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double[][] values = extractXYGridWithFixedTZ(layerTitle, t, x, x, y, y, z, resolution, resolution, true);
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signal[t]=values[0][0];
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t++;
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if (t==maxSignalLength)
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break;
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} catch (Exception e) {
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AnalysisLogger.getLogger().debug("Matrix Extractor-> No More Time Intervals! "+e.getMessage());
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break;
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}
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}
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AnalysisLogger.getLogger().debug("Matrix Extractor-> Signal Length:"+t);
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double[] dsignal = new double[t];
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for (int i=0;i<t;i++){
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dsignal[i] = signal[i];
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i++;
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}
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log = true;
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return dsignal;
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}
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/**
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* Extract observations in time with 0 resolution
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* @param layerTitle
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* @return
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* @throws Exception
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*/
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public double[] extractT(String layerTitle) throws Exception {
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return extractT(layerTitle,0,0,0,0);
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}
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//END Time Analysis
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}
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