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/*
* gower.cpp
* Mothur
*
* Created by westcott on 12/17/10.
* Copyright 2010 Schloss Lab. All rights reserved.
*
*/
#include "gower.h"
/***********************************************************************/
EstOutput Gower::getValues(vector<SharedRAbundVector*> shared) {
try {
data.resize(1,0);
vector<int> maxOtus; maxOtus.resize(shared[0]->getNumBins());
vector<int> minOtus; minOtus.resize(shared[0]->getNumBins());
//for each otu
for (int i = 0; i < shared[0]->getNumBins(); i++) {
//set otus min and max to first one
minOtus[i] = shared[0]->get(i);
maxOtus[i] = shared[0]->get(i);
//for each group
for (int j = 1; j < shared.size(); j++) {
maxOtus[i] = max(shared[j]->get(i), maxOtus[i]);
minOtus[i] = min(int(shared[j]->get(i)), minOtus[i]);
}
}
double sum = 0.0;
for (int i = 0; i < shared[0]->getNumBins(); i++) {
int A = shared[0]->get(i);
int B = shared[1]->get(i);
double numerator = abs(A - B);
double denominator = maxOtus[i] - minOtus[i];
if (!util.isEqual(denominator, 0)) { sum += (numerator / denominator); }
}
data[0] = sum;
if (isnan(data[0]) || isinf(data[0])) { data[0] = 0; }
return data;
}
catch(exception& e) {
m->errorOut(e, "Gower", "getValues");
exit(1);
}
}
/***********************************************************************/
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