Matlab-cdma2000

LDPC 码matlab程序 ，可用matlab直接运行，输出为BER曲线(LDPC code matlab program, matlab can be used directly to run, the output for the BER curves)

说明：  ％code2_1 for lecture 1 Simpson s rule ( Code2_1 for lecture 1 Simpson s rule)

读取语音信号 对语音信号进行分帧 加矩形窗 傅立叶变换 并且实现倒谱(Read the speech signal of the voice signal framing plus Fourier transform rectangular window and realize cepstrum)

本程序包含有大量的计算程序，能计算天体力学的各种问题，含有大量的函数库和数据，是一个非常强大的计算工具。(Celestial Computing with MATLAB is a comprehensive collection of MATLAB functions,scripts and data files that can be used to solve a variety of problems in fundamental and advanced celestial mechanics.)

鱼眼校正，用的MATLAB写的，可以直接用的(Fisheye correction, written in MATLAB,you can use directly)

该程序完成了一个DPSK通信系统的仿真，用均匀随机数发生器产生01比特对，用差分编码将每2比特符号映射到4种信号点中之一个，绘制出了DPSK的误码率。( This procedure has completed a DPSK communications system s simulation, produces 01 bit right with the even random number generator, maps with the differential coding every 2 bits marks to of 4 kind of signal locations, drew up the DPSK error rate. )

说明：  跳频通信的matlab文件,对学习扩频通信有很大的帮助 (fhss introduction made in matlab)

关于图像处理中的区域能量是matlab算法，此算法简单易行(Regional energy for image processing matlab algorithm, this algorithm is simple)

in this code you can check the test of encoding for iris recognition

ICA独立分量分析，通过协方差白化，熵编码算法。(ICA, through covariance albino, entropy coding algorithm.)