duanlu

本程序估计相干信号的DOA。当信源相干时，MUSIC不能处理，本程序利用了其他的DOA算法作为演示。(This procedure is estimated coherent signal DOA. When the source coherence time, MUSIC can not handle, use this program as a demonstration of other DOA algorithms.)

采用决策树设计男女生分类器。采用的特征包含身高、体重、是否喜欢数学、是否喜欢文学、是否喜欢运动共五个特征。要求：采用平台提供的软件包进行分类器的设计以及测试，采用交叉验证的方式实现对于性能指标的评判（包含SE,SP,ACC和AUC，AUC的计算基于平台的软件包）。(Decision tree classifier is designed for boys and girls. Characterized by the use of include height, weight, whether you like math, whether like literature, whether you like sports a total of five feature. Requirements: The software package provided by the platform classifier design and testing, the cross-validation manner for performance uation (including SE, SP, and AUC, AUC ACC computing platform based software package).)

一种基于matlab的用于描述在电离层中进行射线追踪的模型(Based on matlab' s used to describe the ionosphere model for ray tracing)

本代码可以根据给定的小区数目和小区半径生成网络拓扑结构，并返回基站位置坐标(This code can be based on the given cell number and cell radius generated network topology, and return to the base station coordinates)

用matlab进行小波变换的程序，可以进行图像的小波变换。(Wavelet transform using matlab program that can transform the images.)

Apply the Lanczos filter to a real time series, in the frequency space, i.e., using FFT which is faster than applied as a cosine filter in the time space.

说明：  三相三线制并联型有源电力滤波器的设计与研究,一篇3万字左右的论文，还是不错的(Three-phase three-wire shunt active power filter design and research about a 30,000-word thesis, or good)

地震数字处理的基本程序，其中包括滤波褶积，fft，dft，自相关互相关，以及偏移等，对地质学人员比较有用(Digital processing seismic basic procedures, including convolution filter, fft, dft, autocorrelation cross correlation, and offset, etc., more useful for people geology)

谱聚类的matlab实现，其中包括k-means的实现，谱聚类聚类结果要优于k-means的聚类结果(Spectral clustering matlab code, including the code of k-means, spectral clustering results is better than k-means clustering results)

MATLAB下用Matched-z 变换设计低通，高通，带通，带阻数字滤波器设计(Using MATLAB m-file to design LP, HP, BP and BS fitlers by matched-z transformation.)