Moments of invariant : Legendre, Chebyshev, Zernike, Rak and other

Hu不变矩的特征提取与匹配，可以实现生物是必定，并且农工eowngle-Hu invariant moments feature extraction and matchinghttp://www.pudn.com/upload.asp#

基于opencv一个小程序，对彩色图像提取7个Hu不变矩，初学者随便看看。-Based on opencv a small program for color image extraction seven Hu invariant moments, beginners casual look.