Doclo

主成分分析方法在各个变量之间相关关系研究的基础上，用较少的新变量代替原来较多的变量，而且使这些较少的新变量尽可能多地保留原来较多的变量所反映的信息一种方法。(Principal Component Analysis in the relationship between the various variables on the basis of the study, with fewer new variables replace the original more variable, but made them less a new variable as much as possible to retain the original variables that reflect more information methods)

利用sobel算子和霍夫变换求出图像的边缘，并计算图像边缘间距离，采用matlab处理(matlab)

说明：  《ofdm关键技术与应用》（汪裕民）一书中第10章有详细说明，在MATLAB上跑过，没有问题(&quot Ofdm technology and application&quot (Wang Yumin) Chapter 10 of the book are detailed in MATLAB, Running, no problem)

KNN算法的matlab程序，用于故障监测的程序(KNN algorithm matlab procedures, the procedures for fault monitoring)

matlab实现的综合评价的熵权法,这是一种客观赋权方法们可以与其他的综合评价方法结合使用(The Entropy method of the comprehensive evaluation )

it is used to extract features from a given speech signal

运用SVD分解分析勘探地震信号，主要是对信噪比提升的研究(Exploration and seismic signal processing in learning friends and the help )

matlab code of 3d in porous media

这是一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。 (This is a relatively complete simulation of OFDM systems design,including coding,modulation,IFFT, up and down conversion, Gaussian channel model, FFT, PAPR suppression of synchronization, demodulation and decoding modules, and systems, including system performance simulation verifies the reliability of system design.)

说明：  LDPC码编解码程序，LDPC，Matlab，VMSK(LDPC encoding and decoding procedures)