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matlab语言常用算法程序集_龚纯，包括很多常用算法的程序 (matlab include the programmes of most popular algorithms)

GM（1，n）灰色预测模型，只有模型建立，计算，作图，检验过程略(GM (1, n) Grey forecasting model, only the model, calculation, mapping, testing process slightly)

隐半马尔可夫模型，只要替换原有的参数就能计算。可以用于模式识别，剩余寿命预测等(Half hidden markov model, as long as replacing the original parameters can be calculated. Can be used in pattern recognition, the residual life prediction, etc)

摘要:正交频分复用(OFDM)是第四代移动通信的核心技术。该文首先简要介绍了OFDM基本原理,重点研究了理想同步情 况下,保护时隙(CP)和不同的信道估计方法在高斯信道和多径瑞利衰落信道下对OFDM系统性能的影响。在给出OFDM系 统模型的基础上,用MATLAB语言实现了整个系统的计算机仿真并给出参考设计程序。最后给出在不同的信道条件下,保 护时隙、信道估计方法对OFDM系统误码率影响的比较曲线,得出了较理想的结论。 (O FDM is the key techno logy of 4G in the field of mobile comm unication.In this article O FDM ba sic p rinc ip le is briefly in troduced.Then,the influence of CP and d iffe rent channe l e stim a tion on the system pe rfo rm ance is emp ha tica lly analyzed respectively in Gauss and R ayle igh fading channe ls in the cond ition of ideal synchronization.B e sides,based on the given system mode l O FDM system is compu te r sim u la ted w ith MA TLAB language and the refe rentia l design p rocedure is given.Fina lly,the B ER cu rves of CP and channe l e stim ation a re given and comp ared.The conclusion is sa tisfac to ry. )

上述程序是美国RICE大学的一个学生编写的用于压缩感知的恢复算法，可以实现很多模型的稀疏恢复，包括BP，l1,l2,l1-l2混合型等比较多的类型(The above procedure is a student of the University of the United States RICE prepared for compressed sensing recovery algorithm can achieve a lot of model sparse recovery, including BP, l1, l2, l1-l2 hybrid more types)

小波变换的关键在于将原始信号分解到哪一层，在哪一层中找到模极大值点(wavelet transform is the key to where the original signal decomposition level, in which one found modulus maximum points)

With 2 Hidden Layer Backpropagation Using Matlab

图像边缘提取matlab代码，主要利用log算子和中值滤波提取图像边缘，并显示出原图形和边缘提取图像(extract the edge ofthe image)

DPSK信道的matlab仿真，误码率，时延，汉明信道编码(Channel DPSK matlab simulation, error rate, delay, Hamming channel coding)

编写的小波去噪程序，主要用于光纤捷联惯导系统中的惯性器件输出噪声滤除，为后续导航解算提供基础(The wavelet denoising program written mainly used in fiber SINS the inertial device output noise filtering, to provide a basis for subsequent navigation solution)