added odum, canberra, structchi2, structchord, structeuclidean, gower, hellinger...

[mothur.git] / structeuclidean.cpp

diff --git a/structeuclidean.cpp b/structeuclidean.cpp
new file mode 100644 (file)
index 0000000..1737920
--- /dev/null
+++ b/structeuclidean.cpp
@@ -0,0 +1,40 @@
+/*
+ *  structeuclidean.cpp
+ *  Mothur
+ *
+ *  Created by westcott on 12/14/10.
+ *  Copyright 2010 Schloss Lab. All rights reserved.
+ *
+ */
+
+#include "structeuclidean.h"
+
+/***********************************************************************/
+EstOutput StructEuclidean::getValues(vector<SharedRAbundVector*> shared) {
+       try {
+               data.resize(1,0);
+               
+               double sum = 0.0;
+               
+               for (int i = 0; i < shared[0]->getNumBins(); i++) { 
+                       
+                       int Aij = shared[0]->getAbundance(i);
+                       int Bij = shared[1]->getAbundance(i);
+                       
+                       //(Aij - Bij) ^ 2
+                       sum += ((Aij - Bij) * (Aij - Bij));
+               }
+               
+               data[0] = sqrt(sum);
+               
+               if (isnan(data[0]) || isinf(data[0])) { data[0] = 0; }
+               
+               return data;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "StructEuclidean", "getValues");
+               exit(1);
+       }
+}
+/***********************************************************************/
+