image-retrieval-source-program

matlab模拟退火工具箱，包含模拟退火运行所需的各种函数，是模拟退火的一个非常有力的工具。(simulated annealing Matlab toolbox contains simulated annealing operation of the various functions, Simulated Annealing is a very powerful tool.)

在此文档中，可以实现图形字母的识别，采用特征匹配的 方法，求取特征向量，一共13个(ocr)

Viola-Jones 算法的人脸检测程序，附带检测图片(for detection using Viola-Jones Algorithm. To save Cropped Picture you need to change the folder location.)

人脸检测，能够检测出多张人脸，通过建立肤色模型，图像预处理等，分割出肤色区域，效果不错。(Face detection and can detect more than one face, through the establishment of skin color model, image preprocessing, segmentation of color of skin area, the effect is good. )

说明：  基于matlab的加窗傅里叶，使用了hanning窗(Matlab-based windowed Fourier, using the hanning window)

介绍了不同非线性模型在随机共振中的应用，像饱和非线性，阈值非线性等(Describes the different nonlinear model of stochastic resonance in the application, such as nonlinear saturation threshold nonlinearity. . . .)

分割图像中的有效数字,抗噪声，抗直线，斜线，粘连字符分割，旋转角度最大支持5度(Effective image segmentation figures, anti-noise, anti-straight, slash, adhesion character segmentation, rotation angle of 5 degrees maximum support)

说明：  雷达模拟发射信号，回波信号，进行匹配滤波/脉冲压缩仿真，(The radar simulates the transmitted signal and the echo signal, performs the matched filtering / pulse compression simulation,)

基于NSCT变换的自适应去噪，里面包含仿真图(image denoising)

简单的huffman编解码例子，对于初学者会有很大的帮助。(Simple huffman codec examples, for beginners, there will be a great help.)