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cdma系统matlab仿真程序，信道包括加性白高斯噪声，复合加性白高斯噪声，瑞利衰落，频率选择性瑞利衰落，双信道瑞利衰落。直扩调制，直扩解调。20段小程序，很不错。(cdma system matlab simulation program, channel, including AWGN, complex AWGN, Rayleigh fading, frequency selective Rayleigh fading, dual-channel Rayleigh fading. Direct Sequence Spread Spectrum modulation, demodulation DS. 20 small procedures, is pretty good.)

数字信号处理 各种滤波器的设计，中南大学电子信息工程 大三的课程设计全部源代码和实验报告，欢迎下载！(various digital signal processing filter design, Zhongnan University of Electronics and Information Engineering, the design of the church all of the source code and laboratory reports, download welcome!)

this code is calculating the transformation matrix for illuminant A and D65 using von kries predicted equation

Compute orbit keplerian elements, from satellite instantaneous position and velocity

用动画分别展示出3种不同波形的传播方式。分别有：1.单色平面波；2.双色平面波叠加；3.两个球面波相干叠加。(This file show the animinations of three different waves, which includes: 1.monochromatic plane wave 2.superposition of two monochromatic plane waves 3.the coherence of two spheric waves.)

此为《MATLAB教程》的第九章：稀疏矩阵。该书内容翔实，深入浅出，不可多得。(This is the MATLAB Guide in Chapter IX: sparse matrix. Book is informative, easy, hard to come by.)

otsu s thresholding implemented as a function code in matlab

采用matlab7.8处理图片的英文教程(the English tutorial about using Matlab7.8 process images)

混沌时间序列cc方法重构相空间，很好的方法(Chaotic time series phase space reconstructed cc, good way)

matlab实现函数y=sin(pi*x)的二次平方逼近的脚本语言，(matlab to achieve the function y = sin (pi* x) approximation of the second square of the scripting language,)