Removed unnecessary symmetrize matrix in Isomap

shogun-toolbox · Aug 2, 2011 · 9d3e4f4 · 9d3e4f4
1 parent 6387718
commit 9d3e4f4
Showing 1 changed file with 0 additions and 8 deletions.
diff --git a/src/shogun/preprocessor/Isomap.cpp b/src/shogun/preprocessor/Isomap.cpp
@@ -57,14 +57,6 @@ CCustomDistance* CIsomap::isomap_distance(CDistance* distance)
 			}
 		}
 
-		// symmetrize matrix
-		for (i=0; i<N; i++)
-		{
-			for (j=0; j<N; j++)
-				if (D_matrix.matrix[j*N+i] >= CMath::ALMOST_INFTY)
-					D_matrix.matrix[i*N+j] = D_matrix.matrix[j*N+i];
-		}			
-
 		SG_FREE(col);
 		SG_FREE(col_idx);
 	}