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this source code based on steganography and developed in matlab. in steganography we can hide any data like images in another image. this method based on discrite fourier transform method.

说明：  A Simulated Annealing

用贝塞尔曲线画圆的代码,效率高，可以调节参数控制(draw circle by bezier )

这些代码包括ofdm的实现和信道估计,可以运行,有指导程序的说明文档.(These codes, including the realization of OFDM and channel estimation, you can run, has the guidance of the procedure documentation.)

非常详细的ofdm系统matlab程序。。。。。。。。(Matlab ofdm system very detailed procedures)

中心极限定理的验证 利用二项分布证明(Validate the use of the central limit theorem to prove the binomial distribution)

Matlab程序为清华大学胡广书版信号处理的上机习题答案(Matlab procedures for Qinghua University HU-book version of the signal processing on the answer machine Exercises)

有限差分法反应扩散方程捕食模型matlab程序源代码。(Finite-Difference Schemes for Reaction–Diffusion Equations Modeling Predator–Prey Interactions in MATLAB)

This matlab code uses for recognition the characters

To smooth an image by applying median filter.