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说明：  该文件包括几篇比较关于LDPC编码核心的基础读物，还有关于LDPC开发的MATLAB仿真库和运用该库所进行的一些仿真源码(The documents include a few more LDPC coding on the basis of the core reading, also on the development of the LDPC MATLAB simulation library and use the library for the simulation source code)

Kalman滤波程序，可用于图像处理和信号处理中(Kalman filtering program that can be used in image processing and signal processing)

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基于matlab的滤波器仿真算法，观察滤波效果(Filter Matlab algorithm)

随机森林的matlab版本，重修改整理过的，可以直接拿来用，带实例。可以用来做回归法分析及分类。是机器学习中的快速有效的方法，基本不会产生过拟合。(Random Forest, an efficient regression and classification tool in area of machine learning. The Programms performs well and a demo is offered.)

用MATLAB实现加噪信号的消噪,用了三种常用方法。(de-noise programme by MATLAB，it is very useful for newerws.)

模拟调制：幅度调制中的双边带幅度调制的时域表示式和频谱，及代码实现 (Analog modulation: amplitude modulation with amplitude modulation in bilateral expression in time domain and frequency spectrum, and code implementation)

利用快速傅里叶变换求两幅图像的卷积，matlab源码(Fast Fourier transform using the convolution of two images, matlab source)

implementation of bakermap method for image kryptography in matlab programming language

陷波器并联算法，多级陷波器并联，可以用作消除多个干扰，用于谐波滤除和噪声干扰。(n-adptive nothfilter)