说明：  在matlab的gui中通过灰度共生矩阵对两张图片进行处理，特征提取，特征匹配，最终判定两张痕迹图片是不是出于同一工具造成
(In the gui in matlab for two images by GLCM processing, feature extraction, feature matching, the final determination of two trace picture is not the cause for the same tool)