nn1

matlab程序，混沌粒子群算法，混沌优化和粒子群优化两者的结合(Matlab program, chaotic particle swarm optimization)

这是一个应用与回声消除系统的lms算法的改进和代码实现(This is an application with the echo cancellation system lms algorithm improvement and code)

OFDM的C++源代码，用于通信系统中信号的正交频分复用(The C++ OFDM source code for a communication system of an orthogonal frequency division multiplexing signal)

Mathematic Algorithm for plotting Histogram of an image

XFEM扩展有限元模拟二维裂纹动态扩展，由哈弗大学一个研究小组开发，非常值得学习(XFEM extended finite element simulations of two-dimensional crack dynamic propagation, developed by a team at Harvard University, is worth learning)

多载波码分多址（MCCDMA）在瑞利信道的仿真(Multi-carrier code division multiple access (MCCDMA) simulation in Rayleigh Channel)

string tokeniser using c language

说明：  蚁群算法（ACA)及其Matlab实现，附程序中使用的文件(Ant colony algorithm (ACA) and its matlab implementation, with the files used in the program)

This file contains codes for simulating BPSK modulation with Monte Carlo methos. it is so useful for calculating BER in communication systems.

有关速率的分岔图程序，图像比较清晰，可下载参考。(For the rate of the bifurcation diagram of the program, the image is relatively clear, can be downloaded reference.)