Definition at line 40 of file PCACut.h.
Public Member Functions | |
CPCACut (int32_t do_whitening=0, float64_t thresh=1e-6) | |
virtual | ~CPCACut () |
virtual bool | init (CFeatures *f) |
initialize preprocessor from features | |
virtual void | cleanup () |
cleanup | |
virtual float64_t * | apply_to_feature_matrix (CFeatures *f) |
virtual float64_t * | apply_to_feature_vector (float64_t *f, int32_t &len) |
virtual const char * | get_name () |
Protected Attributes | |
double * | T |
int32_t | num_dim |
int32_t | num_old_dim |
float64_t * | mean |
bool | initialized |
true when already initialized | |
int32_t | do_whitening |
float64_t | thresh |
constructor
do_whitening | do whitening | |
thresh | threshold |
Definition at line 30 of file PCACut.cpp.
~CPCACut | ( | ) | [virtual] |
Definition at line 36 of file PCACut.cpp.
apply preproc on feature matrix result in feature matrix return pointer to feature_matrix, i.e. f->get_feature_matrix();
Implements CSimplePreProc< float64_t >.
Definition at line 186 of file PCACut.cpp.
apply preproc on single feature vector result in feature matrix
Implements CSimplePreProc< float64_t >.
Definition at line 228 of file PCACut.cpp.
void cleanup | ( | ) | [virtual] |
cleanup
initialize preprocessor from features
Implements CPreProc.
Definition at line 177 of file PCACut.cpp.
virtual const char* get_name | ( | void | ) | [virtual] |
bool init | ( | CFeatures * | f | ) | [virtual] |
initialize preprocessor from features
compute mean
A = 1.0*xy^T+A blas
Implements CPreProc.
Definition at line 43 of file PCACut.cpp.
int32_t do_whitening [protected] |
bool initialized [protected] |
int32_t num_old_dim [protected] |