sqr_sin_n

this zip file used to subtract the background

matlab粒子群优化工具箱，可以适用于一般的优化，带有几个典型的优化函数(matlab particle swarm optimization toolbox can be applied to the general optimization, with typical optimization function)

采用猫映射图像加密，有二维三维到四维。都是已经在matlab运行通过的(Cat mapping using image encryption, there are two-dimensional to three-dimensional four-dimensional)

一种基于easy代码，利用小波进行周跳探测的技术，内附实例。(Based on easy code, cycle slip detection using wavelet technology, enclosing instance.)

k近邻的两种改进算法，采用matlab实现，使得算法效率有了较大提高。(two methods for knn，both of them are run in matlat.)

根据接收数据阵x 、信道长度LH、过采样因子q ，采用Hopfield 盲处理方法，恢复出相应于x的尽可能长的BPSK发送序列，并估计 信道。(Based on the received data matrix x, the channel length of the LH, oversampling factor q, with Hopfield blind treatment, recovery corresponding to x, send a sequence of BPSK as long as possible, and the channel estimate.)

A computational method for quantitative analysis by multiwavelength absorption spectroscopy

hybrid control and algorithm for inverted pendulum

说明：  基于基追踪的重构图像实验，易于实现，也有相应的助手(Based on the reconstructed image based tracking experiment, easy to implement, but also the corresponding assistant)

HCM是模糊聚类，k均值算法 !!!!!!(hcm)