codes\00748191_郑倩_小猫滤波设计文档.docx .....\adjust.m .....\cat.bmp .....\cat_f1.bmp .....\cat_f2.bmp .....\cat_new.bmp .....\cat_new_new.bmp .....\cat_noise.bmp .....\dft21.m .....\idft21.m .....\mycat.m .....\~$748191_郑倩_小猫滤波设计文档.docx codes