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/* |
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* ComparisonFlankingRegionCalculator.java |
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* |
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* Created on November 22, 2003, 5:54 PM |
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*/ |
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package org.tigr.microarray.mev.cgh.CGHDataGenerator; |
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import java.util.Vector; |
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|
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import org.tigr.microarray.mev.MultipleArrayData; |
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import org.tigr.microarray.mev.cgh.CGHDataObj.CGHClone; |
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import org.tigr.microarray.mev.cgh.CGHDataObj.FlankingRegion; |
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import org.tigr.microarray.mev.cluster.gui.IData; |
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//import java.util.ArrayList; |
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|
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/** |
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* |
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* @author Adam Margolin |
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* @author Raktim Sinha |
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*/ |
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public class ComparisonFlankingRegionCalculator{ |
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MultipleArrayData data; |
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//CGHMultipleArrayDataFcd fcd; |
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//IData data; |
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|
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int[] cloneIndices; |
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int[] comparisonIndices; |
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int frCloneIndex = 0; |
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int comparisonPointer; |
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|
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int[] experimentIndices; |
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|
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/** Creates a new instance of ComparisonFlankingRegionCalculator */ |
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public ComparisonFlankingRegionCalculator() { |
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} |
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|
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public Vector calculateFlankingRegions(/*CGHMultipleArrayDataFcd fcd*/IData data, int[] cloneIndices, int[] comparisonIndices, int experimentIndices){ |
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int[] indices = {experimentIndices}; |
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return calculateFlankingRegions(data, cloneIndices, comparisonIndices, indices); |
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} |
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public Vector calculateFlankingRegions(/*CGHMultipleArrayDataFcd fcd*/IData data, int[] cloneIndices, int[] comparisonIndices, int[] experimentIndices){ |
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frCloneIndex = 0; |
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this.data = (MultipleArrayData)data; |
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this.experimentIndices = experimentIndices; |
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this.comparisonIndices = comparisonIndices; |
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this.cloneIndices = cloneIndices; |
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this.comparisonPointer = 0; |
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Vector flankingRegions = new Vector(); |
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|
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for(int chrom = 0; chrom < data.getNumChromosomes(); chrom++){ |
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flankingRegions.addAll(calculateChromosomeFlankingRegions(chrom)); |
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} |
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|
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return flankingRegions; |
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} |
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|
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private Vector calculateChromosomeFlankingRegions(int chromosomeIndex){ |
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Vector flankingRegions = new Vector(); |
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|
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for(int cloneIndex = data.getChromosomeStartIndex(chromosomeIndex); cloneIndex <= data.getChromosomeEndIndex(chromosomeIndex); cloneIndex++){ |
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//if(frCloneIndex >= cloneIndices.length){ |
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// return flankingRegions; |
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//} |
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|
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if(frCloneIndex < cloneIndices.length && cloneIndex == cloneIndices[frCloneIndex]){ |
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int flankingRegionStart = findFlankingRegionStart(cloneIndex, data.getChromosomeStartIndex(chromosomeIndex)); |
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CGHClone flankingRegionStartClone = findFlankingRegionStartClone(cloneIndex); |
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FlankingRegion curFlankingRegion = new FlankingRegion(); |
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|
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cloneIndex = calculateFlankingRegionEnd(cloneIndex, data.getChromosomeEndIndex(chromosomeIndex)); |
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|
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int flankingRegionStop = findFlankingRegionStop(cloneIndex, data.getChromosomeEndIndex(chromosomeIndex)); |
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CGHClone flankingRegionStopClone = findFlankingRegionStopClone(cloneIndex); |
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|
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curFlankingRegion.setStart(flankingRegionStart); |
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curFlankingRegion.setStop(flankingRegionStop); |
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curFlankingRegion.setChromosome(chromosomeIndex); |
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curFlankingRegion.setStartClone(flankingRegionStartClone); |
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curFlankingRegion.setStopClone(flankingRegionStopClone); |
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|
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flankingRegions.add(curFlankingRegion); |
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frCloneIndex++; |
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} |
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} |
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|
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return flankingRegions; |
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} |
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private int findFlankingRegionStart(int cloneIndex, int chromosomeStartIndex){ |
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|
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while(cloneIndex >= chromosomeStartIndex && isBad(cloneIndex - 1)){ |
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cloneIndex--; |
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} |
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if(cloneIndex <= chromosomeStartIndex){ |
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return 0; |
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} |
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return data.getCloneAt(cloneIndex - 1).getStop(); |
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} |
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|
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|
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private CGHClone findFlankingRegionStartClone(int cloneIndex){ |
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return data.getCloneAt(cloneIndex); |
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} |
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|
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private int calculateFlankingRegionEnd(int cloneIndex, int chromosomeEndIndex){ |
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|
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while((cloneIndex + 1) <= chromosomeEndIndex){ |
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if(((frCloneIndex + 1) < cloneIndices.length) && (cloneIndex + 1) == (cloneIndices[frCloneIndex + 1])){ |
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cloneIndex++; |
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frCloneIndex++; |
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}else if(isBad(cloneIndex + 1)){ |
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cloneIndex++; |
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}else{ |
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break; |
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} |
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} |
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|
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return cloneIndex; |
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|
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} |
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|
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private int findFlankingRegionStop(int cloneIndex, int chromosomeEndIndex){ |
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if(cloneIndex + 1 < chromosomeEndIndex){ |
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return data.getCloneAt(cloneIndex + 1).getStart(); |
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}else{ |
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return data.getCloneAt(cloneIndex).getStop(); |
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} |
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} |
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|
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private CGHClone findFlankingRegionStopClone(int cloneIndex){ |
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return data.getCloneAt(cloneIndex); |
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} |
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|
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private boolean isBad(int cloneIndex){ |
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for(int i = 0; i < experimentIndices.length; i++){ |
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if(data.getCopyNumberDetermination(experimentIndices[i], cloneIndex) != IData.BAD_CLONE){ |
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return false; |
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} |
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} |
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|
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if(!comparatorExists(cloneIndex)){ |
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return true; |
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}else{ |
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return false; |
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} |
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} |
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|
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private boolean comparatorExists(int cloneIndex){ |
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if (this.comparisonIndices == null){ |
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return false; |
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} |
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|
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//just resetting the pointer for now because is was running past the index |
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comparisonPointer = 0; |
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|
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while(comparisonPointer < comparisonIndices.length && comparisonIndices[comparisonPointer] < cloneIndex){ |
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comparisonPointer++; |
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} |
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|
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if(comparisonPointer < comparisonIndices.length && comparisonIndices[comparisonPointer] == cloneIndex){ |
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return true; |
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} |
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|
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return false; |
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} |
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} |