X509CRLImpl

二值化功能,用matlab 实现，简单代码，阈值选取(Binary function, with the matlab implementation, simple code, threshold selection)

先随机找寻一个合理的初始划分，然后试探将样本从一个群搬到另一个群，如果某次搬动能使准则函数值得到改进的话，则继续搬运，否则废除本次搬运，再继续其他搬运。(Randomly and find a reasonable initial division, and then test the sample from a group of moving to another group, if a move can make the criterion function is worth to improve, it continues to handling, otherwise the abolition of the handling, continue to other handling.)

100个matlab实用程序源代码,包括,图形标注,图像分析等(100 Matlab practical source code, including, tagging graphics, image analysis)

Matlab的积分内容，举例说明了积分的应用，还有怎么解决Matlab中内容复制到Word等时出现乱码的问题(Matlab integration content, illustrates the application of integration, as well as how to solve Matlab, copy the contents to Word and other problems when garbled)

simulink的数字调制解调仿真程序，详细说明了2ASK，2FSK,2PSK调制解调模块搭建流程，每个模块的功能用途，以及每个模块的参数设置情况。(Digital modulation demodulation of simulink simulation program, and details the 2 ask, 2 FSK, 2 PSK modulation demodulation module structures, processes, the function of each module USES, and each module of the parameter Settings.)

一个简单的计算电磁波多普勒频率的matlab函数，自己用的，随手编写了。(A simple matlab function for compute doppler frequency，very simple.)

empirical mode decomposition(EMD)分解算法的matlab代码(empirical mode decomposition (EMD) decomposition algorithm Matlab code)

code for parsing signal into frames.

一般路径损耗模型分为自由空间传播模型和对数距离路径损耗模型，本程序建立以上模型。(Generally divided into free space path loss model propagation model and logarithmic distance path loss model, the program to build more models.)

古典密码学中的一些实现加密的算法，用Matlab实现的。(Classical Cryptography to achieve some of the encryption algorithm, using Matlab to achieve.)