addnoise

matlab处理图像代码，很不错，值得看看(matlab image processing code, very good, worth a look)

matlab函数的基本使用方法介绍，以便更好的学习matlab。(asic use matlab function introduced in order to better learning matlab.)

广义S变换及其逆变换，用于对非平稳信号进行时频分析，研究信号的频域特征随时间的变化情况(The generalized S transform and its inverse transform are used to analyze the time-frequency of nonstationary signals and study the change of frequency domain characteristics with time.)

说明：  bayer格式转化为RGB格式 matlab程序(bayer pattern to rgb)

说明：  matlab优化案例，有最小生成树，最短路等源代码(matlab optimization case, there is minimum spanning tree, shortest path and so the source code)

敌我识别信号的门限检测算法，该算法适应MarkX、MarkXII和S模式的信号。(IFF signal threshold detection algorithm, which is adapted MarkX, MarkXII and S mode signal.)

利用K均值算法对7个波段的TM遥感影像进行有监督的分类！里面包含完整的算法及TM图像，下载即可进行调试!(K means algorithm using 7 bands of TM remote sensing image supervised classification! Which contains the complete algorithm and the TM image, download it for debugging!)

PWM斩波器的设计模型与SIMULINK实现(PWM chopper design model implementation and SIMULINK)

说明：  EGM2008球谐函数计算程序，展开到2160阶。(EGM2008 HarmonicSynthesissoftware)

this file is svm matlab code