高光谱数据处理基本算法，异常点检测，端元提取，丰度图K均值聚类，PCA算法-anomalydetection endmemberExtraction Kmeansclustering by abundancemap PCA NAPCA

PCA-L1算法，人脸识别中最重要的算法-PCA-L1 algorithm which is the most inportant method of face recognition

机器学习领域PCA-L1的入门级算法，初学者仔细看完收获很大-a good method for newcomer of machine learning

里面包含多种信号特征提取算法，有短时变换算法，包络特征提取算法，模糊函数算法，包络前沿算法，还有PCA降维等(It contains a variety of signal feature extraction algorithms, including short-time transform algorithm, envelope feature extraction algorithm, fuzzy function algorithm, envelope front algorithm,