polyphase50

主成分分析，贡献率排序，各成分贡献率，累计贡献率。自己输入数据矩阵和想要的主成分个数，有大量中文注释(Principal component analysis, ranking of contribution rate, contribution rate of each component, and cumulative contribution rate. You enter the data matrix and the number of the principal components you want, with a large number of Chinese annotations)

两级空间搜索优化的立体麦克风阵列声源定位matlab程序，采用SRP-PHAT技术，有效抗混响及噪音。(Fast Sound Source Localization Using Two-Level Search Space Clustering Simple demonstration using simulated data)

The basic snake segmentation (2d and 3d). A snake is an active (moving) contour, in which the points are attracted by edges and other boundaries. To keep the contour smooth, an membrame and thin plate energy is used as regularization.

the fast autocorelation function matlab code, used for basicallly pitch extraction and thus is extremely useful

Neural network simple example

bmp DCT 压缩 对原图像进行DCT变换，数据压缩，丢弃右下角高频数据，进行DCT反变换，得到压缩后的图像(bmp DCT compression of the original image DCT transform, data compression, discarding the lower right corner frequency data, DCT inverse transform, the images are compressed)

pdf介绍matlab/simulink中风力发电的各模块的功能和连接方式，比较实用(pdf Introduction to Matlab/simulink in wind power generation function of each module and connection, more practical)

matlab在振动信号分析中的应用，主要关于信号生成，时域频域分析以及试验模态识别(matlab in vibration signal analysis, mainly on the signal generation, time domain and frequency domain analysis of experimental modal identification)

薛定宇的两个MATLAB程序的源代码，希望对大家有用。(Xue Dingyu two MATLAB source code, we hope to be useful.)

is suitable for renewable energy conversion applications.