53H48

SeDuMi 是一个求解半正定规划的算法包，这是项目最新发布的源代码。(Welcome to SeDuMi 1.3 SeDuMi is a Matlab Toolbox for Linear, Second order, Semidefinite or mixed problems. It can handle free variables and complex data as well. To obtain the latest version of SeDuMi, see http://sedumi.ie.lehigh.edu Installation instructions can be found in the file Install.txt After you installed the binaries please type help sedumi in Matlab to get more information. Example problems can be found in the folder /examples, documentation is in /doc. For a list of changes check the file Changelog.txt.)

自适应线性预测编码问题，利用白噪声序列生成信号序列，进而进行LMS迭代，计算滤波器权系数的轨迹曲线和衰减曲线(Adaptive linear predictive coding problem, the use of white noise sequence to generate signal sequence, and then LMS iteration to calculate the filter weights of the trajectory curve and the attenuation curve)

calcul the 3j matrice for quatic physics

灰色关联度分析程序，计算几者之间的灰色关联度大小(Gray correlation analysis program that calculates several persons gray correlation size.)

基于Matlab的pq分解法的潮流计算，对在给定的节点中电力系统进行潮流分析(Calculated based on the trend of Matlab pq decomposition method for a given node in the power system load flow analysis)

利用arnold置换简单加密图片，并将其保存起来(Replacement using a simple encryption arnold pictures and save them)

说明：  c source Code for arthmetic

DS CDMA simulation matlab source code

用来计算音频的谐噪比的matlab函数，可以直接使用 计算出音频每帧的谐噪比的值，生成txt文件存储计算出来的数据(calculate harmonic to noise ratio of audio)

matlab用hough变换检测圆的程序，经过检测可以运行良好(matlab using hough transform circle detection procedure, after testing can run a good)