总结了数学建模中FCM,PCM聚类算法MATLAB程序，对求解聚类问题帮助很大-Summarized the mathematical modeling of FCM, PCM clustering algorithm MATLAB program for solving the clustering problem of great help

用LLE算法对视频帧进行降维处理，然后用FCM算法对其进行视频摘要关键帧提取-LLE algorithm to reduce the dimension of the video frame data dimensionality reduction, and then use the FCM algorithm for key frame extraction