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//
// ppv.cpp
// Mothur
//
// Created by Sarah Westcott on 4/11/17.
// Copyright © 2017 Schloss Lab. All rights reserved.
//
#include "ppv.hpp"
/***********************************************************************/
double PPV::getValue(double tp, double tn, double fp, double fn) {
try {
long long pPrime = tp + fp;
double positivePredictiveValue = tp / (double) pPrime;
if(pPrime == 0) { positivePredictiveValue = 0; }
if (isnan(positivePredictiveValue) || isinf(positivePredictiveValue)) { positivePredictiveValue = 0; }
return positivePredictiveValue;
}
catch(exception& e) {
m->errorOut(e, "PPV", "getValue");
exit(1);
}
}
/***********************************************************************/
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