implement DotFeatures for the polynomial kernel
see DotFeatures for further discription
Definition at line 25 of file LBPPyrDotFeatures.h.
Public Member Functions | |
CLBPPyrDotFeatures (void) | |
CLBPPyrDotFeatures (CSimpleFeatures< uint32_t > *images, uint16_t num_pyramids) | |
virtual | ~CLBPPyrDotFeatures () |
CLBPPyrDotFeatures (const CLBPPyrDotFeatures &orig) | |
virtual int32_t | get_dim_feature_space () |
virtual int32_t | get_nnz_features_for_vector (int32_t num) |
virtual EFeatureType | get_feature_type () |
virtual EFeatureClass | get_feature_class () |
virtual int32_t | get_num_vectors () |
virtual float64_t | dot (int32_t vec_idx1, CDotFeatures *df, int32_t vec_idx2) |
virtual int32_t | get_size () |
virtual void * | get_feature_iterator (int32_t vector_index) |
virtual bool | get_next_feature (int32_t &index, float64_t &value, void *iterator) |
virtual void | free_feature_iterator (void *iterator) |
CFeatures * | duplicate () const |
virtual const char * | get_name () const |
virtual float64_t | dense_dot (int32_t vec_idx1, const float64_t *vec2, int32_t vec2_len) |
virtual void | add_to_dense_vec (float64_t alpha, int32_t vec_idx1, float64_t *vec2, int32_t vec2_len, bool abs_val=false) |
Protected Member Functions | |
uint32_t | liblbp_pyr_get_dim (uint16_t nPyramids) |
Protected Attributes | |
CSimpleFeatures< uint32_t > * | m_feat |
uint32_t * | img |
int32_t | img_nRows |
int32_t | img_nCols |
int32_t | vec_nDim |
** CLBPPyrDotFeatures | ( | void | ) |
default constructor
Definition at line 127 of file LBPPyrDotFeatures.cpp.
CLBPPyrDotFeatures | ( | CSimpleFeatures< uint32_t > * | images, | |
uint16_t | num_pyramids | |||
) |
~CLBPPyrDotFeatures | ( | ) | [virtual] |
Definition at line 151 of file LBPPyrDotFeatures.cpp.
CLBPPyrDotFeatures | ( | const CLBPPyrDotFeatures & | orig | ) |
copy constructor
not implemented!
orig | original PolyFeature |
Definition at line 45 of file LBPPyrDotFeatures.h.
void add_to_dense_vec | ( | float64_t | alpha, | |
int32_t | vec_idx1, | |||
float64_t * | vec2, | |||
int32_t | vec2_len, | |||
bool | abs_val = false | |||
) | [virtual] |
compute alpha*x+vec2
alpha | alpha | |
vec_idx1 | index of first vector x | |
vec2 | vec2 | |
vec2_len | length of vec2 | |
abs_val | if true add the absolute value |
Implements CDotFeatures.
Definition at line 230 of file LBPPyrDotFeatures.cpp.
compute dot product of vector with index arg1 with an given second vector
vec_idx1 | index of first vector | |
vec2 | second vector | |
vec2_len | length of second vector |
Implements CDotFeatures.
Definition at line 162 of file LBPPyrDotFeatures.cpp.
float64_t dot | ( | int32_t | vec_idx1, | |
CDotFeatures * | df, | |||
int32_t | vec_idx2 | |||
) | [virtual] |
compute dot product between vector1 and vector2, appointed by their indices
vec_idx1 | index of first vector | |
df | DotFeatures (of same kind) to compute dot product with | |
vec_idx2 | index of second vector |
Implements CDotFeatures.
Definition at line 156 of file LBPPyrDotFeatures.cpp.
CFeatures * duplicate | ( | ) | const [virtual] |
duplicate feature object
Implements CFeatures.
Definition at line 299 of file LBPPyrDotFeatures.cpp.
virtual void free_feature_iterator | ( | void * | iterator | ) | [virtual] |
clean up iterator call this function with the iterator returned by get_first_feature
iterator | as returned by get_first_feature |
Implements CDotFeatures.
Definition at line 153 of file LBPPyrDotFeatures.h.
virtual int32_t get_dim_feature_space | ( | ) | [virtual] |
get dimensions of feature space
Implements CDotFeatures.
Definition at line 53 of file LBPPyrDotFeatures.h.
virtual EFeatureClass get_feature_class | ( | ) | [virtual] |
get feature class
Implements CFeatures.
Definition at line 81 of file LBPPyrDotFeatures.h.
virtual void* get_feature_iterator | ( | int32_t | vector_index | ) | [virtual] |
iterate over the non-zero features
call get_feature_iterator first, followed by get_next_feature and free_feature_iterator to cleanup
vector_index | the index of the vector over whose components to iterate over |
Implements CDotFeatures.
Definition at line 126 of file LBPPyrDotFeatures.h.
virtual EFeatureType get_feature_type | ( | ) | [virtual] |
get feature type
Implements CFeatures.
Definition at line 72 of file LBPPyrDotFeatures.h.
virtual const char* get_name | ( | void | ) | const [virtual] |
virtual bool get_next_feature | ( | int32_t & | index, | |
float64_t & | value, | |||
void * | iterator | |||
) | [virtual] |
iterate over the non-zero features
call this function with the iterator returned by get_first_feature and call free_feature_iterator to cleanup
index | is returned by reference (-1 when not available) | |
value | is returned by reference | |
iterator | as returned by get_first_feature |
Implements CDotFeatures.
Definition at line 142 of file LBPPyrDotFeatures.h.
virtual int32_t get_nnz_features_for_vector | ( | int32_t | num | ) | [virtual] |
get number of non-zero features in vector
num | index of vector |
Implements CDotFeatures.
Definition at line 63 of file LBPPyrDotFeatures.h.
virtual int32_t get_num_vectors | ( | ) | [virtual] |
get number of vectors
Implements CFeatures.
Definition at line 90 of file LBPPyrDotFeatures.h.
virtual int32_t get_size | ( | ) | [virtual] |
uint32_t liblbp_pyr_get_dim | ( | uint16_t | nPyramids | ) | [protected] |
Definition at line 304 of file LBPPyrDotFeatures.cpp.
uint32_t* img [protected] |
Definition at line 195 of file LBPPyrDotFeatures.h.
int32_t img_nCols [protected] |
Definition at line 197 of file LBPPyrDotFeatures.h.
int32_t img_nRows [protected] |
Definition at line 196 of file LBPPyrDotFeatures.h.
CSimpleFeatures<uint32_t>* m_feat [protected] |
features in original space
Definition at line 193 of file LBPPyrDotFeatures.h.
int32_t vec_nDim [protected] |
Definition at line 198 of file LBPPyrDotFeatures.h.