CHAP2_4

说明：  超好的crc编码 与解码 在matlab中实现(Super good crc encoding and decoding is implemented in matlab)

T/R-R高频地波雷达舰船探测范围分析 (T/RR HF radar detection range of ship)

Machine learning - balancing a stack of balls

用于计算duffing 方程的最大lyapunov指数(The largest lyapunov exponent used to calculate the Duffing equation)

通过粒子群优化算法实现函数的最优化，即求函数的最小或者最大值(By particle swarm optimization algorithm to realize function of optimization, the function or the minimum or maximum)

粒子群算法的matlab源代码，绝对可用！(Particle swarm optimization algorithm source code, absolutely free!)

相参脉冲串复调制信号，搭建OFDM通信系统的框架，LDPC码的完整的编译码。( Complex modulation coherent pulse train signal, Build a framework OFDM communication system, Complete codec LDPC code.)

using fft function and other function that woring with signals, and picture in matlab

说明：  《变结构控制与MATLAB仿真》书中第二章例四的变结构控制程序( Variable Structure Control and MATLAB Simulation chapter book, four cases of variable structure control procedures)

说明：  混合Newton发求最小值.原理是基于Newton法，求解非线性方程。利用和最速下降法混合，避免了Newton的不足(ues mix Newton method to solve the problem: min f(x))