CHAP_02

K means code for k means algorithm

说明：  软硬阈值的语音增强处理，可直接运行出结果，可做语音增强算法参考(Hard and soft threshold speech enhancement processing, can be run directly the results, can be reference for speech enhancement algorithm )

（7,4）汉明码的编译码代码，可以作为参考((7,4) hamming code encoding and decoding the code, can be used as reference)

说明：  grey model

This program stimulation AF cooperative diversity with matlabcode and earn SNR versus BER

JPEG_LS无损压缩的算法，此算法经常用于高质量的算法研究，希望大家好好利用。也希望群主给我加下载点数。(JPEG_LS lossless compression algorithm that is often used in high-quality research algorithms, we hope to take advantage of. I also hope that the main group to add download points.)

波束形成的能量分配算法，与中继选择方案及Larsson方案做对比( U6CE2 u675F u5F62 u6210 u7684 u808F u0206 u9141 u9121 u6CD5 uFF0C u4E0E u4E2D u7E7 u9009 u62E9 u65B9 u6848 u53CALarsson u65B9 u6848 u505A u5BF9 u6BD4)

说明：  MDL源数估计，依照原理亲编亲测。 。。。。。。。。 。。。。。。。(Estimation of the number of signal sources)

完整的ldpc编码程序，实现数字载体的ldpc编码译码以及信道传输仿真,利用生成矩阵和校验矩阵实现，含有自动生成随机错误以检测纠错能力功能(Ldpc complete coding procedures, digital carrier ldpc codec and channel transmission simulation using the generator matrix and parity check matrix realization, containing automatic generation of random error correction ability to detect functional)

本程序主要通过二维经验模态分解计算二维信号的IMF，使用筛选的过程。它依赖于函数SIFT。(BEMD This program calculates the Bidimensional EMD of a 2-d signal using the process of sifting. It is dependent on the function SIFT.)