Cross Reference: /external/opencv/cvaux/src/cvhmm.cpp

Lines Matching refs:hmm
111 //    Parameters: hmm - addres of pointer to CvEHMM structure
112 //                state_number - array of hmm sizes (size of array == state_number[0]+1 )
133     CvEHMM* hmm;
144     hmm = (CvEHMM*)cvAlloc( (state_number[0] + 1) * sizeof(CvEHMM) );
147     hmm[0].num_states = state_number[0];
148     hmm[0].level = 1;
178     /* set pointer to embedded hmm array */
179     hmm->u.ehmm = hmm + 1;
181     for( i = 0; i < hmm[0].num_states; i++ )
183         hmm[i+1].u.state = all_states;
185         hmm[i+1].num_states = state_number[i+1];
190         hmm[i].transP = icvCreateMatrix_32f( hmm[i].num_states, hmm[i].num_states );
191         hmm[i].obsProb = NULL;
192         hmm[i].level = i ? 0 : 1;
196     *this_hmm = hmm;
202     CvEHMM* hmm = phmm[0]; 
204     for( i = 0; i < hmm[0].num_states + 1; i++ )
206         icvDeleteMatrix( hmm[i].transP );
209     if (hmm->obsProb != NULL)
211         int* tmp = ((int*)(hmm->obsProb)) - 3;
215     cvFree( &(hmm->u.ehmm->u.state->mu) );
216     cvFree( &(hmm->u.ehmm->u.state) );
219     /* free hmm structures */
258 icvUniformImgSegm(  CvImgObsInfo* obs_info, CvEHMM* hmm )
268     if ( !obs_info || !hmm ) return CV_NULLPTR_ERR;
270     first_state = hmm->u.ehmm->u.state;
275         int superstate = (int)((i * hmm->num_states)*inv_y);/* /obs_info->obs_y; */
277         int index = (int)(hmm->u.ehmm[superstate].u.state - first_state);
281             int state = (int)((j * hmm->u.ehmm[superstate].num_states)* inv_x); /* / obs_info->obs_x; */
291     CvEHMMState* first_state = hmm->u.ehmm->u.state; 
294     if ( hmm->num_states > obs_info->obs_y ) return CV_BADSIZE_ERR;
297     float row_per_state = (float)obs_info->obs_y / hmm->num_states;
301     for( i = 0; i < hmm->num_states; i++ )
303         CvEHMM* ehmm = &(hmm->u.ehmm[i]);
309     for( i = 0; i < hmm->num_states - 1; i++ )
313     ss_bound[hmm->num_states - 1] = obs_info->obs_y;
319     for( i = 0; i < hmm->num_states; i++ )
321         CvEHMM* ehmm = &(hmm->u.ehmm[i]);
369 //                 hmm - pointer to HMM structure   
376 icvInitMixSegm( CvImgObsInfo** obs_info_array, int num_img, CvEHMM* hmm )
393     CvEHMMState* first_state = hmm->u.ehmm->u.state; 
395     for( i = 0 ; i < hmm->num_states; i++ )
397         total += hmm->u.ehmm[i].num_states;
595 //                 hmm      - hmm
600 static CvStatus CV_STDCALL icvEstimateObsProb( CvImgObsInfo* obs_info, CvEHMM* hmm )
610     for( j = 0; j < hmm->num_states; j++ )
612        total_states += hmm->u.ehmm[j].num_states;
615     if ( hmm->obsProb == NULL ) 
619                           obs_info->obs_y * hmm->num_states * sizeof( CvMatr32f) );
625         hmm->obsProb = (float**) (buffer + 3);
632         int* total= (int*)(((int*)(hmm->obsProb)) - 3);
634                           obs_info->obs_y * hmm->num_states * sizeof( CvMatr32f/*(float*)*/ ) );
640             int* buffer = ((int*)(hmm->obsProb)) - 3;
647             hmm->obsProb = (float**)(buffer + 3);
654         int* obsx = ((int*)(hmm->obsProb)) - 1;
655         int* obsy = ((int*)(hmm->obsProb)) - 2;
669         float** tmp = hmm->obsProb;
673         for( i = 0; i < hmm->num_states; i++ )
675             hmm->u.ehmm[i].obsProb = tmp; 
682         for( i = 0; i < hmm->num_states; i++ )
684             CvEHMM* ehmm = &( hmm->u.ehmm[i] );
709         for( i = 0; i < hmm->num_states; i++ )
711             CvEHMM* ehmm = &(hmm->u.ehmm[i]);
739         for( i = 0; i < hmm->num_states; i++ )
741             CvEHMM* ehmm = &(hmm->u.ehmm[i]);
840     for( i = 0; i < hmm->num_states; i++ )
842         CvEHMM* ehmm = &(hmm->u.ehmm[i]);
881 //                hmm - pointer to HMM structure                 
887 icvEstimateTransProb( CvImgObsInfo** obs_info_array, int num_img, CvEHMM* hmm )
891     CvEHMMState* first_state = hmm->u.ehmm->u.state;
897     icvSetZero_32f( hmm->transP, hmm->num_states, hmm->num_states );
898     for (i = 0; i < hmm->num_states; i++ )
900         icvSetZero_32f( hmm->u.ehmm[i].transP , hmm->u.ehmm[i].num_states, hmm->u.ehmm[i].num_states );
920                 begin_ind = (int)(hmm->u.ehmm[superstate].u.state - first_state);
925                     int transP_size = hmm->num_states;
929                     hmm->transP[superstate * transP_size + nextsuperstate] += 1;
934                     int transP_size = hmm->u.ehmm[superstate].num_states;
937                     hmm->u.ehmm[superstate].transP[ state * transP_size + nextstate] += 1;
943     for( i = 0; i < hmm->num_states; i++)
947         for( j = 0; j < hmm->num_states; j++)
949             total += hmm->transP[i * hmm->num_states + j];
955         for( j = 0; j < hmm->num_states; j++)
957             hmm->transP[i * hmm->num_states + j] = 
958                 hmm->transP[i * hmm->num_states + j] ? 
959                 (float)log( hmm->transP[i * hmm->num_states + j] * inv_total ) : -BIG_FLT;
964     for( k = 0; k < hmm->num_states; k++ )
966         CvEHMM* ehmm = &(hmm->u.ehmm[k]);
1000 //             hmm
1006 icvMixSegmL2( CvImgObsInfo** obs_info_array, int num_img, CvEHMM* hmm )
1010     CvEHMMState* state = hmm->u.ehmm[0].u.state;
1048 CvStatus icvMixSegmProb(CvImgObsInfo* obs_info, int num_img, CvEHMM* hmm )
1052     CvEHMMState* state = hmm->ehmm[0].state_info;
1270 //             hmm      - HMM
1277 static float CV_STDCALL icvEViterbi( CvImgObsInfo* obs_info, CvEHMM* hmm )
1284     CvEHMMState* first_state = hmm->u.ehmm->u.state;
1287     CvMatr32f superB = icvCreateMatrix_32f(hmm->num_states, obs_info->obs_y );
1290     int*** q = (int***)cvAlloc( hmm->num_states * sizeof(int**) );
1293     for (i = 0; i < hmm->num_states; i++)
1304     for (i = 0; i < hmm->num_states; i++)
1306         CvEHMM* ehmm = &(hmm->u.ehmm[i]);
1318             superB[j * hmm->num_states + i] = max_gamma * inv_obs_x;
1324     icvViterbiSegmentation( hmm->num_states, obs_info->obs_y, 
1325                              hmm->transP, superB, 0, 
1339             int state = (int)(hmm->u.ehmm[superstate].u.state - first_state);
1350     for (i = 0; i < hmm->num_states; i++)
1366 icvEstimateHMMStateParams( CvImgObsInfo** obs_info_array, int num_img, CvEHMM* hmm )
1377     CvEHMMState* first_state = hmm->u.ehmm[0].u.state;
1381     for(i = 0; i < hmm->num_states; i++ )
1383         total+= hmm->u.ehmm[i].num_states;
1624     CvEHMM* hmm = 0;
1630     IPPI_CALL( icvCreate2DHMM( &hmm, state_number, num_mix, obs_size ));
1634     return hmm;
1638 cvRelease2DHMM( CvEHMM ** hmm )
1644     IPPI_CALL( icvRelease2DHMM( hmm ));
1678 cvUniformImgSegm( CvImgObsInfo * obs_info, CvEHMM * hmm )
1684     IPPI_CALL( icvUniformImgSegm( obs_info, hmm ));
1690 cvInitMixSegm( CvImgObsInfo ** obs_info_array, int num_img, CvEHMM * hmm )
1696     IPPI_CALL( icvInitMixSegm( obs_info_array, num_img, hmm ));
1702 cvEstimateHMMStateParams( CvImgObsInfo ** obs_info_array, int num_img, CvEHMM * hmm )
1708     IPPI_CALL( icvEstimateHMMStateParams( obs_info_array, num_img, hmm ));
1714 cvEstimateTransProb( CvImgObsInfo ** obs_info_array, int num_img, CvEHMM * hmm )
1720     IPPI_CALL( icvEstimateTransProb( obs_info_array, num_img, hmm ));
1727 cvEstimateObsProb( CvImgObsInfo * obs_info, CvEHMM * hmm )
1733     IPPI_CALL( icvEstimateObsProb( obs_info, hmm ));
1739 cvEViterbi( CvImgObsInfo * obs_info, CvEHMM * hmm )
1747     if( (obs_info == NULL) || (hmm == NULL) )
1750     result = icvEViterbi( obs_info, hmm );
1758 cvMixSegmL2( CvImgObsInfo ** obs_info_array, int num_img, CvEHMM * hmm )
1764     IPPI_CALL( icvMixSegmL2( obs_info_array, num_img, hmm ));