630 cvPreprocessOrderedResponses( const CvMat* responses, const CvMat* sample_idx, int sample_all )  in cvPreprocessOrderedResponses()  argument
659     if( r_type == CV_32FC1 && CV_IS_MAT_CONT(responses->type) && !sample_idx )  in cvPreprocessOrderedResponses()
665     if( sample_idx )  in cvPreprocessOrderedResponses()
667         if( !CV_IS_MAT(sample_idx) || CV_MAT_TYPE(sample_idx->type) != CV_32SC1 ||  in cvPreprocessOrderedResponses()
668             sample_idx->rows != 1 && sample_idx->cols != 1 || !CV_IS_MAT_CONT(sample_idx->type) )  in cvPreprocessOrderedResponses()
670         if( sample_idx->rows + sample_idx->cols - 1 > sample_count )  in cvPreprocessOrderedResponses()
672         map = sample_idx->data.i;  in cvPreprocessOrderedResponses()
673         sample_count = sample_idx->rows + sample_idx->cols - 1;  in cvPreprocessOrderedResponses()
707     const CvMat* sample_idx, int sample_all,  in cvPreprocessCategoricalResponses()  argument
749     if( sample_idx )  in cvPreprocessCategoricalResponses()
751         if( !CV_IS_MAT(sample_idx) || CV_MAT_TYPE(sample_idx->type) != CV_32SC1 ||  in cvPreprocessCategoricalResponses()
752             sample_idx->rows != 1 && sample_idx->cols != 1 || !CV_IS_MAT_CONT(sample_idx->type) )  in cvPreprocessCategoricalResponses()
754         if( sample_idx->rows + sample_idx->cols - 1 > sample_count )  in cvPreprocessCategoricalResponses()
756         map = sample_idx->data.i;  in cvPreprocessCategoricalResponses()
757         sample_count = sample_idx->rows + sample_idx->cols - 1;  in cvPreprocessCategoricalResponses()
840                    const CvMat* var_idx, const CvMat* sample_idx,  in cvGetTrainSamples()  argument
860     sample_count = sample_idx ? sample_idx->cols + sample_idx->rows - 1 :  in cvGetTrainSamples()
876     s_idx = sample_idx ? sample_idx->data.i : 0;  in cvGetTrainSamples()
956                     const CvMat* sample_idx,  in cvPrepareTrainData()  argument
1008     if( sample_idx )  in cvPrepareTrainData()
1009         CV_CALL( _sample_idx = cvPreprocessIndexArray( sample_idx, sample_all ));  in cvPrepareTrainData()
1416                    const CvMat* sample_idx, int samples_all,  in cvWritebackLabels()  argument
1436     if( sample_idx )  in cvWritebackLabels()
1438         CV_ASSERT( sample_idx->rows == 1 && CV_MAT_TYPE(sample_idx->type) == CV_32SC1 );  in cvWritebackLabels()
1439         samples_selected = sample_idx->cols;  in cvWritebackLabels()
1466                         cvSize( 1, samples_selected ), sample_idx ? sample_idx->data.i : 0 ));  in cvWritebackLabels()
1510                         sample_idx ? sample_idx->data.i : 0 ));  in cvWritebackLabels()
1521                          CvMat* probs, const CvMat* sample_idx )
1580     if( sample_idx )
1582         if( !CV_IS_MAT(sample_idx) )
1585         if( sample_idx->cols != 1 && sample_idx->rows != 1 )
1588         samples_selected = sample_idx->rows + sample_idx->cols - 1;
1590         if( CV_MAT_TYPE(sample_idx->type) == CV_32SC1 )
1598         sample_idx_step = sample_idx->step ?
1599             sample_idx->step / CV_ELEM_SIZE(sample_idx->type) : 1;
1630         if( sample_idx && CV_MAT_TYPE(sample_idx->type) == CV_32SC1 )
1635                 sample_idx_buffer->data.ptr[sample_idx->data.i[i*sample_idx_step]] = 1;
1637             sample_idx = sample_idx_buffer;
1644             if( sample_idx && sample_idx->data.ptr[i*sample_idx_step] == 0 )
1667             if( sample_idx && sample_idx->data.ptr[idx0*sample_idx_step] == 0 )
1680         if( sample_idx )
1682             if( CV_MAT_TYPE(sample_idx->type) == CV_32SC1 )
1684                 idx = sample_idx->data.i[i*sample_idx_step];
1688             else if( CV_MAT_TYPE(sample_idx->type) == CV_8UC1 &&
1689                      sample_idx->data.ptr[i*sample_idx_step] == 0 )