matlab m文件运用5种不同的梯度增强法进行图像锐化和图像的高通滤波和掩模处理-matlab m files using five different gradient method for image enhancement and image sharpening high-pass filter and mask handling

提出了一种基于非采样连续小波变换的模值梯度法的清晰度评价准则，对恢复图像的清晰度进行评价-Proposed a sampling based on non-continuous wavelet transform modulus values of the clarity of evaluation criteria gradient method, to restore the clarity of the image evaluation