Searched refs:eigenvector (Results 1 - 3 of 3) sorted by relevance
| /third_party/ffmpeg/libavutil/tests/ |
| H A D | pca.c | 33 double eigenvector[LEN*LEN]; in main() local
64 ff_pca(pca, eigenvector, eigenvalue); in main()
85 v[j] += pca->covariance[FFMIN(k,j) + FFMAX(k,j)*LEN] * eigenvector[i + k*LEN]; in main()
88 error += fabs(v[j] - eigenvector[i + j*LEN]); in main()
96 printf("%9.6f ", eigenvector[i + j*LEN]); in main()
|
| /third_party/ffmpeg/libavutil/ |
| H A D | pca.c | 80 int ff_pca(PCA *pca, double *eigenvector, double *eigenvalue){ in ff_pca() argument
86 memset(eigenvector, 0, sizeof(double)*n*n); in ff_pca()
90 eigenvector[j + j*n] = 1.0; in ff_pca()
119 double tmp= eigenvector[k + j*n]; in ff_pca()
120 eigenvector[k + j*n]= eigenvector[i + j*n]; in ff_pca()
121 eigenvector[i + j*n]= tmp; in ff_pca()
161 ROTATE(eigenvector,k,i,k,j) in ff_pca()
|
| H A D | pca.h | 33 int ff_pca(struct PCA *pca, double *eigenvector, double *eigenvalue);
|
Completed in 1 milliseconds