Image-compression-based-on-wavelet

给定一个样本集exset，样本数为M，每个样本点是N维向量，对于给定目标点d，d也为N维向量，要从exset中找出与d距离最近的k个点(k<=N)(knn code c++)

matlab图像处理的几个程序 P0301：数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度 P0304：直方图均匀化 P0305：模拟图像受高斯白噪声和椒盐噪声的影响 P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308：图像的自适应魏纳滤波 P0309：运用5种不同的梯度增强法进行图像锐化 P0310：图像的高通滤波和掩模处理 P0311：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理 P0312：利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理(Matlab several image processing procedures P0301 : Digital image data matrix display and Fourier Transform P0302 : Two-dimensional discrete cosine transform image compression P0303 : Gray used a new method to enhance the contrast of the image P0304 : histogram equalization P0305 : Simulation images by white Gaussian noise and Impulse noise impact P0306 : 2D median filtering function medfilt2 right by the Salt and Pepper image noise filtering P0307 : MATLAB filter2 the function of noise interference by the image filtering P0308 : Image Adaptive Filter Weiner P0309 : use five different gradient Enhancement Act for image sharpening P0310 : Images of the high-pass filtering and mask handling P0311 : use Butterworth (Butterworth) low-pass filter to noise interference by the image smoothing P 03)

Hill Chiper Encrypt using matlab

Facial expression in real time code..this is good for all face both Natural and IR

fft source code

这是一个WiMAX链路级matlab仿真程序，可以用在许多方面的仿真，如误码率、误比特率以及系统的吞吐量等，非常完整的一个程序。(This is a WiMAX link level matlab simulation program can be used in many aspects of the simulation, such as bit error rate, bit error rate, and throughput of the system and so on, very complete a program.)

自相似数据源产生方法，输入参数为序列长度、自相似指数(self-similar traffic generation)

在已知二维环境中的双向RRT路径规划算法，可用于移动机器人(Bidirectional RRT path planning algorithm in known environment)

analysis example frequency varable signal and different bandwidth

基于粒子滤波的纯角度跟踪算法，上附卡尔曼滤波，扩展卡尔曼滤波对比图(Pure point particle filter based tracking algorithm, the Kalman filter with extended Kalman filter comparison chart)