invariant moments of image phi = invmoments(F) F为读取的图像矩阵，phi中保存了7个hu不变矩 % Copyright 2002-2004 R. C. Gonzalez, R. E. Woods, & S. L. Eddins % Digital Image Processing Using MATLAB, Prentice-Hall, 2004 % $Revision: 1.5 $ $Date: 2003/11/21 14:39:19 $

这是一个可以用以计算图像数据的七个特征值的源码编写

function result = letter_compare(ocr_letters, document_letter) % LETTER_COMPARE.M % % function result = letter_compare(ocr_letters, document_letter) % % Parameters: ocr_letters is an array (1..4) of structures % with fields: Mean, Covariance % Subsc

提取图像 Hu 不变矩，Matlab 函数。 invariant moments of image phi = invmoments(F) F为读取的图像矩阵，phi中保存了7个hu不变矩 % Copyright 2002-2004 R. C. Gonzalez, R. E. Woods, & S. L. Eddins % Digital Image Processing Using MATLAB, Prentice-Hall, 2004 % $Revision: 1.5 $ $Date: 2