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说明：  一个很好的求信号包络的MATLAB工具包.(A good demand signal envelope of MATLAB tool kit)

principal component analysis(PCA)主成分分析，Matlab实例代码(principal component analysis(PCA))

用MATLAB语言编写的关于神经网络BP算法的程序(Language with the MATLAB neural network BP algorithm on the procedures)

分布式网络中如何应用多址技术，如何避免碰撞、提高网络利用率，成为亟待解决的问题。(Distributed network in the application of multiple access technologies, how to avoid collisions, improve network utilization, become questions to be settled urgently.)

粒子群算法，为最优化问题的一种解法，调用方法和参数包含在主文件里。使用matlab实现(Particle swarm optimization for optimization problems, a solution, calling the method and parameters included in the main file. Using matlab to achieve)

bpsk莱斯信道衰减simulink的仿真(bpsk_mp_rician_fading)

graphics and data analysis program in matlab

自己编写的小波去噪原程序,使用的是轶值降噪的方法，和大家一起学习一下。(I have written the original wavelet denoising procedure, using a method of noise reduction Yi value, and the community together to learn about.)

数字语音处理及MATLAB仿真[张雪英][程序源代码](Digital audio processing and MATLAB simulation [ZhangXueYing] [source code])

计算粒子在电场中的运动,可运行，运行方便，另附两个文件!!(study of a paticle in electronic field.)