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Diffstat (limited to 'src/matrixOperations/dist/cdista.c')
-rw-r--r-- | src/matrixOperations/dist/cdista.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/src/matrixOperations/dist/cdista.c b/src/matrixOperations/dist/cdista.c deleted file mode 100644 index ca0b45f1..00000000 --- a/src/matrixOperations/dist/cdista.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab - * Copyright (C) 2008 - INRIA - Arnaud TORSET - * - * This file must be used under the terms of the CeCILL. - * This source file is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at - * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt - * - */ -#include <malloc.h> -#include "dist.h" -#include "matrixTranspose.h" -#include "matrixMultiplication.h" -#include "spec.h" -#include "sqrt.h" -#include "conj.h" -#include "subtraction.h" -#include "stdio.h" - -float cdista(floatComplex* in1,floatComplex* in2, int lines, int columns){ - int i=0; - float out = 0; - floatComplex *a, *at, *mul; - floatComplex *eigenvalues; - - - /* FIXME : malloc here*/ - a=(floatComplex*)malloc((unsigned int)(lines*columns)*sizeof(floatComplex)); - at=(floatComplex*)malloc((unsigned int)(lines*columns)*sizeof(floatComplex)); - mul=(floatComplex*)malloc((unsigned int)(lines*lines)*sizeof(floatComplex)); - eigenvalues=(floatComplex*)malloc((unsigned int)(lines)*sizeof(floatComplex)); - - for (i=0;i<lines*columns;i++) a[i]=cdiffs(in1[i],in2[i]); - ctransposea(a,lines, columns,at); - cconja(at,lines*columns,at); - cmulma(a,lines,columns,at,columns,lines,mul); - cspeca(mul,lines,eigenvalues); - csqrta(eigenvalues,lines,eigenvalues); - - /* Research of the higher value of eigenvalues*/ - for (i=0;i<lines;i++){ - if (creals(eigenvalues[i])>out) out = creals(eigenvalues[i]); - } - - - free(a); - free(at); - free(mul); - free(eigenvalues); - - return out; -} |