经典特征选择程序，在特征提取完成后进行特征选择可以达到提取有用成分的目的-Feature selection procedure, after completion of the feature extraction feature selection can achieve the purpose of extracting useful components

视频特效处理 可以自动识别人脸 进行变黑 马赛克 浮雕 百叶窗 素描 杂色等处理-Video effects processing can automatically recognize faces and carry out the processing of black mosaic relief shutters sketch variegated