+++ /dev/null
-/*
- * bstick.cpp
- * Mothur
- *
- * Created by Thomas Ryabin on 3/6/09.
- * Copyright 2009 Schloss Lab UMASS Amherst. All rights reserved.
- *
- */
-
-#include "bstick.h"
-
-
-/***********************************************************************/
-double BStick::invSum(int index, double numSpec)
-{
- double sum = 0;
- for(int i = index; i <= numSpec; i++)
- sum += 1/(double)i;
- return sum;
-}
-/***********************************************************************/
-RAbundVector BStick::getRAbundVector(SAbundVector* rank){
- vector <int> rData;
- int mr = 1;
- int nb = 0;
- int ns = 0;
-
- for(int i = rank->size()-1; i > 0; i--) {
- double cur = rank->get(i);
- if(mr == 1 && cur > 0)
- mr = i;
- nb += cur;
- ns += i*cur;
- for(int j = 0; j < cur; j++)
- rData.push_back(i);
- }
-
- RAbundVector rav = RAbundVector(rData, mr, nb, ns);
- rav.setLabel(rank->getLabel());
- return rav;
-}
-
-/***************************************************************************/
-
-/***************************************************************************/
-EstOutput BStick::getValues(SAbundVector* rank){
- try {
- data.resize(3,0);
- rdata = getRAbundVector(rank);
- double numInd = (double)rdata.getNumSeqs();
- double numSpec = (double)rdata.getNumBins();
-
- double sumExp = 0;
- double sumObs = 0;
- double maxDiff = 0;
-
- for(int i = 0; i < rdata.size(); i++) {
- sumObs += rdata.get(i);
- sumExp += numInd/numSpec*invSum(i+1,numSpec);
- double diff = fabs(sumObs-sumExp);
- if(diff > maxDiff)
- maxDiff = diff;
- }
-
-
- data[0] = maxDiff/numInd;
- data[1] = 0.886/sqrt(rdata.size());
- data[2] = 1.031/sqrt(rdata.size());
-
- /*m->mothurOut(critVal); m->mothurOutEndLine();
- m->mothurOut("If D-Statistic is less than the critical value then the data fits the Broken Stick model w/ 95% confidence.\n");*/
-
-
- if (isnan(data[0]) || isinf(data[0])) { data[0] = 0; }
- if (isnan(data[1]) || isinf(data[1])) { data[1] = 0; }
- if (isnan(data[2]) || isinf(data[2])) { data[2] = 0; }
-
- return data;
- }
- catch(exception& e) {
- m->errorOut(e, "BStick", "getValues");
- exit(1);
- }
-}
-
-/***********************************************************************/
-
-