数字图像处理,胡学龙，许开宇编著.讲述数字图像处理过程中的基本算法及方法，对学校图像处理非常有意义，书为300dpi 高清pdg格式-Digital image processing, Hu Xuelong, Xu Kaiyu ed. About digital image processing of the basic algorithms and methods, image processing is very meaningful for the school, the book is