detect_surf_features

This code calculates frame difference to detect moving object in video

it is used seperate framses from an video and to extract as jpeg images

说明：  基于matlab的人脸识别程序，可以实现简单的人脸识别功能，算法基于LDA（linear discriminant analysis）(Matlab-based face recognition program, you can achieve a simple face recognition algorithm based on LDA (linear discriminant analysis))

Turbo与LDPC编解码及其应用（肖扬）书中程序(Turbo and LDPC encoding and decoding and application program (Xiao Yang) in the book)

用matlab自动生成的DSP代码。。。。 (matlab automatically generated DSP code)

False nearest neighbors

estimate the test accuracy,training accuray and validation accuracy of a neural network with 10-fold cross validation.

利用matlab进行五点三次法平滑处理(时域和频域)(Using matlab 5.3 times France smoothing process (time domain and frequency domain))

估计一个点云数据的表面法线，表面法线是几何体表面的重要属性。(A point estimate the surface normal, surface normal geometrical surface cloud data is an important attribute volume.)

Matlab宝典，Matlab学习资料，很全面，适合初学者参考(Matlab Bao Dian, Matlab learning materials, it is a comprehensive, suitable for beginners reference)