stft

a new algorithm for computing sparse signal representations using overcomplete dictionaries

针对目前应用比较广泛的基于准循环矩阵构造的QC-LDPC(准循环LDPC)码的各种构造方法,分析比较了随机构造LDPC和各种准循环LDPC编码方法的优缺点,通过理论分析和MATLAB中的性能仿真,提出的相应的优化方案(Broader view of the present application of quasi-circulant matrices based QC-LDPC (quasi-cyclic LDPC) codes for the various construction methods, structural analysis and comparison of the random LDPC and various quasi-cyclic LDPC coding advantages and disadvantages, through theoretical analysis and MATLAB The performance simulation, optimization scheme proposed by the corresponding)

说明：  计算语音段短时能量的matlab程序，希望对大家能有所帮助。(Calculation of the energy in the short run matlab voice procedures in the hope that we can help.)

matlab读取压电式脉搏传感器数据，并发送至串行助手程序(matlab read piezoelectric the pulse sensor data, and sent to the serial assistant program)

A Matlab Script to generate Gold Code sequences with the help of XOR Function of two sequences Note: XOR Function required for above script is also attached in rar file.Please find it.

leach的matlab程序，欢迎大家下载！(leach matlab)

说明：  很全面的图像分割matlab代码，内含分水岭算法，区域生长法等，亲试，很好用(a very comprehensive image segmentation matlab code, including watershed algorithm, region growth method, etc., pro-test, very useful)

一个串级PIDSIMULINK模型,可直接运行(one simulink model about pid)

sunjun编写的量子粒子群算法，MATLAB程序，简单易懂，注释清晰。(QPSO.m coded by Sun Jun, a efficient and effective algorithm, also a Swarm-Intelligent algorithm.)

说明：  用MATLAB编写的svm源程序，可以实现支持向量机，用于特征分类或提取(MATLAB source code written using svm, support vector machine can be achieved for feature classification or extraction)