+++ /dev/null
-/*
- * kstest.cpp
- * Mothur
- *
- * Created by Thomas Ryabin on 3/6/09.
- * Copyright 2009 Schloss Lab UMASS Amherst. All rights reserved.
- *
- */
-
-#include "sharedkstest.h"
-
-/***********************************************************************/
-
-EstOutput KSTest::getValues(vector<SharedRAbundVector*> shared){
- try {
- data.resize(3,0);
-
- //Must return shared1 and shared2 to original order at conclusion of kstest
- vector <individual> initData1 = shared[0]->getData();
- vector <individual> initData2 = shared[1]->getData();
- shared[0]->sortD();
- shared[1]->sortD();
-
- int numNZ1 = shared[0]->numNZ();
- int numNZ2 = shared[1]->numNZ();
- double numInd1 = (double)shared[0]->getNumSeqs();
- double numInd2 = (double)shared[1]->getNumSeqs();
-
- double maxDiff = -1;
- double sum1 = 0;
- double sum2 = 0;
- for(int i = 1; i < shared[0]->getNumBins(); i++)
- {
- sum1 += shared[0]->get(i).abundance;
- sum2 += shared[1]->get(i).abundance;
- double diff = fabs((double)sum1/numInd1 - (double)sum2/numInd2);
- if(diff > maxDiff)
- maxDiff = diff;
- }
-
- double DStatistic = maxDiff*numNZ1*numNZ2;
- double a = pow((double)(numNZ1 + numNZ2)/(numNZ1*numNZ2),.5);
- //double pVal = exp(-2*pow(maxDiff/a,2));
- double critVal = 1.36*a*numNZ1*numNZ2;
-
- shared[0]->setData(initData1);
- shared[1]->setData(initData2);
-
- data[0] = DStatistic;
- data[1] = critVal;
- data[2] = 0;
-
- if (isnan(data[0]) || isinf(data[0])) { data[0] = 0; }
- if (isnan(data[1]) || isinf(data[1])) { data[1] = 0; }
-
- return data;
- }
- catch(exception& e) {
- m->errorOut(e, "KSTest", "getValues");
- exit(1);
- }
-}
-
-/***********************************************************************/