mhjensen
23 lines
401 B
C
Executable File
23 lines
401 B
C
Executable File
#define NRANSI
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#include "nrutil.h"
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void svdvar(float **v, int ma, float w[], float **cvm)
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{
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int k,j,i;
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float sum,*wti;
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wti=vector(1,ma);
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for (i=1;i<=ma;i++) {
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wti[i]=0.0;
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if (w[i]) wti[i]=1.0/(w[i]*w[i]);
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}
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for (i=1;i<=ma;i++) {
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for (j=1;j<=i;j++) {
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for (sum=0.0,k=1;k<=ma;k++) sum += v[i][k]*v[j][k]*wti[k];
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cvm[j][i]=cvm[i][j]=sum;
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}
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}
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free_vector(wti,1,ma);
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}
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#undef NRANSI
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