compute_batch_gradient 111 modules/ml/src/lr.cpp Mat compute_batch_gradient(const Mat& _data, const Mat& _labels, const Mat& _init_theta); compute_batch_gradient 191 modules/ml/src/lr.cpp new_theta = compute_batch_gradient(data_t, labels, init_theta); compute_batch_gradient 207 modules/ml/src/lr.cpp new_theta = compute_batch_gradient(data_t, labels, init_theta);