X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=efron.cpp;fp=efron.cpp;h=7e1cba8ce055b9c47042806839ea80236f10b3d4;hb=0caf3fbabaa3ece404f8ce77f4c883dc5b1bf1dc;hp=0000000000000000000000000000000000000000;hpb=1b73ff67c83892a025e597dabd9df6fe7b58206a;p=mothur.git

diff --git a/efron.cpp b/efron.cpp
new file mode 100644
index 0000000..7e1cba8
--- /dev/null
+++ b/efron.cpp
@@ -0,0 +1,36 @@
+/*
+ *  efron.cpp
+ *  Mothur
+ *
+ *  Created by Thomas Ryabin on 5/13/09.
+ *  Copyright 2009Schloss Lab UMASS Amherst. All rights reserved.
+ *
+ */
+
+#include "efron.h"
+
+/***********************************************************************/
+EstOutput Efron::getValues(SAbundVector* rank){
+
+	try {
+		data.resize(1,0);
+		
+		double n = (double)rank->getNumSeqs();
+		if(f > n || f == 0) {	f = n;	}
+		
+		double sum = 0;
+		for(int i = 1; i < rank->size(); i++){
+			sum += pow(-1., i+1) * pow(((double)f / n), i) * (double)(rank->get(i));
+		}
+		data[0] = sum;
+		
+		return data;
+	}
+	catch(exception& e) {
+		m->errorOut(e, "Efron", "getValues");
+		exit(1);
+	}
+}
+
+
+/***********************************************************************/