ANN_MLP::SIGMOID_SYM 的激励函数 void calc_activ_func( Mat& sums, const Mat& w ) const { const double* bias = w.ptr<double>(w.rows-1); int i, j, n = ... 查看原文 OpenCV 带参数的维纳滤波 C++ ;Matw1(1, Nx, CV_32F, Scalar(0))