DBSCAN

对输入的语音信号进行分帧处理，低通滤波，中心削波，求自相关函数最后得到基音轨迹。(Speech input signal framing processing, low-pass filtering, center clipping, seeking autocorrelation function finally got the pitch trajectory.)

implement linear regression

Plots the AVaR versus different confidence levels given a Profit-Loss vector. It calculates AVaR assuming a Gaussian distribution for the P/L vector.

基于Matlab光伏发电包含光伏模型（含MPPT算法）和并网电路(Photovoltaic grid)

书籍中matlab第二部分代码，供初学者学习参考(the above is the second part of matlab code in that book, for beginners to learn.)

本学期的最优控制作业，对牛顿法、梯度法、共轭梯度法等三种变分法，进行了比较，并得出结论(This semester homework of The Optimal Control,compare the three variational methods of Newton method gradient method and conjugate gradient method,then make a conclusion. )

自适应滤波，利用RLS自适应滤波算法实现信道的均衡，通过Matlab进行编程和仿真(Adaptive filter,use the RLS adaptive filtering algorithm to complete the channel equalization, programming and simulation by Matlab)

This homework ask students to use the cmd in matlab commands so that they can use coders perfectly

LSB Watermarking for Image

人脸识别Matlab程序，十分详细，质量上乘，内有详细的使用说明。(face recognition Matlab codes，with good quality,have specified explanation inside)