huigui

to find pitch record and play signal

基与matlab仿真平台，编写变步长LMS自适应滤波器算法，该算法能够解决收敛速度和稳态精度的固有矛盾。(Based on Matlab simulation platform, the preparation of a variable step size LMS adaptive filter algorithm, which is able to resolve the contradictions inherent in convergence speed and steady precision.)

稀疏编码matlab代码Linear Spatial Pyramid Matching Using Sparse Coding(sparse coding (matlab code))

This is a series of function that deals with setting & getting the hotplug resource table in some environment variable.

此代码是利用 MATLAB 工具设计的一个指纹数字图像识别系统的关键代码(fingerprint identification)

阵列信号处理MATLAB代码,music算法，含有均匀圆阵、均匀线阵、均匀平面阵的代码；doa估计，来预测波达方向，信号的相关参数；(Array signal processing MATLAB code, music algorithm containing uniform circular array, uniform linear array, the uniform planar array code of doa estimated to predict the direction of arrival of the relevant parameters of the signal )

核函数主成分分析，用于数据的特征提取，对于训练样本的降维有较好的效果(Kernel principal component analysis, feature extraction for data, which can effectively reduce the dimension of training samples, the better)

这是图论中的一些常用算法的matlab程序。里面不仅有代码，还有相关数学知识(This is the graph theory in some of the commonly used algorithm matlab program. Which not only code, there are related to mathematical knowledge)

for face detection using web cam

matlab函数scaleif，用于改变度量，详见英文描述( function sim = scaleif(im, newMin, newMax, oldMin, oldMax) Scales an image such that its lowest value attains newMin and it highest value attains newMax. OldMin and oldMax are not necessary but are useful when you don t want to use the true min or max value.)