基于harris角点特征的图像配准程序，首先改进Harris角点检测算子，以便准确提取样本图像的特征点并赋予特征描述符。-Harris corner feature based image registration procedures, the first improved Harris corner detection operator for accurate feature point extraction and sample images are given descr iptors

基于sift算法的特征点提取,描述了提取特征点的流程-Sift feature point extraction algorithm based on

mfcc程序的编写，实现对声音的分帧，特征点的提取-Mfcc write programs to achieve the extraction of sound framing, feature points