主成分分析代码，主要是做已经讲图片转换为像素的TXT文档的降维处理，提取主成分-Principal component analysis code, mainly to do is talk TXT pixel image is converted to reduce the dimension of the document, extracting the principal component

里面包含了步态识别的整一套流程的代码实现，包括从视频流里面提取图片帧，背景建模，提取运动目标（运动检测），形态学处理（膨胀与腐蚀，连通性检测），归一化大小，步态能量图的构建，主成分分析（PCA）降维,线性判别分析（LDA）分类等等功能的代码实现。均通过测试。-Contains the gait recognition of the whole process of a set of code, including the extraction and picture frames from th

主成分分析法 实现图像数据的降维 matlab代码编写-PRINCIPAL COMPONENT ANALYSIS OF IMAGE DATA

实现图片处理的传统pca降维，需要自己改文件路径(To reduce the dimension of traditional PCA in image processing, we need to change the file path by ourselves)