Searched refs:eigenvalue (Results 1 – 5 of 5) sorted by relevance
80 int ff_pca(PCA *pca, double *eigenvector, double *eigenvalue){ in ff_pca() argument96 eigenvalue[j]= pca->covariance[j + j*n]; in ff_pca()111 if(eigenvalue[j] > maxvalue){ in ff_pca()112 maxvalue= eigenvalue[j]; in ff_pca()116 eigenvalue[k]= eigenvalue[i]; in ff_pca()117 eigenvalue[i]= maxvalue; in ff_pca()136 …if(pass >=3 && fabs((eigenvalue[j]+z[j])/covar) > (1LL<<32) && fabs((eigenvalue[i]+z[i])/covar) > … in ff_pca()141 h= (eigenvalue[j]+z[j]) - (eigenvalue[i]+z[i]); in ff_pca()167 eigenvalue[i] += z[i]; in ff_pca()
33 int ff_pca(struct PCA *pca, double *eigenvector, double *eigenvalue);
34 double eigenvalue[LEN]; in main() local64 ff_pca(pca, eigenvector, eigenvalue); in main()87 v[j] /= eigenvalue[i]; in main()98 printf(" %9.1f %f\n", eigenvalue[i], eigenvalue[i]/eigenvalue[0]); in main()
1048 float eigenvalue = 0.0f; in selectEndPointPCA() local1061 eigenvalue = sqrt(r * r + g * g + b * b); in selectEndPointPCA()1062 if (eigenvalue > 0) in selectEndPointPCA()1064 float invNorm = 1.0f / eigenvalue; in selectEndPointPCA()1075 if (eigenvalue < kDefaultLuminanceThreshold) // too small, default to luminance in selectEndPointPCA()
1426 eigenvalue