Lines Matching refs:_mean
982 CvMat* cov = covs[k], _mean, _sample;986 cvGetRow( means, &_mean, k );993 cvScale( &_mean, &_mean, inv_sum );1006 cvMulTransposed( &_sample, covs_item, 1, &_mean );1012 double val = _sample.data.db[j] - _mean.data.db[j];