详细描述指纹图像的拼接算法，拼接速度快，效果好，经过测试在STM32单片机上也能达到很好的效果-A detailed descr iption of fingerprint image stitching algorithm, splicing speed, good effect, after testing on the STM32 MCU can achieve very good effect

本文档包含了对视频分类的方法论文，先提取视频中音频信息和图像信息，然后进行拼接并使用PCA进行降维处理，最后使用高斯联合模型进行学习和分类-This document contains papers on the video classification method, first extract the video audio information and image information, and then stitching using PCA dimension reduction,