4_DCT

说明：  用S函数来描述PWM算法(Describe PWM Arithmetic use S-Function)(Describe PWM Arithmetic use S-Function)

自然一次样条几乎等同于样条设备生成的曲线。在这些所有的二次连续可导函数中，钳位与自然三次样条可以得到相对于待插值函数 f 的最小值(spline interpolation)

基于高维模型的径向基插值算法，用于求解高维模型系数，建立高维模型(Radial basis interpolation algorithm based on high dimensional model, used for solving high dimensional model coefficient, high dimensional model is established )

This is a file for calculating the weighted PSNR in matlab

一个非常好的移动通信Jakes信道matlab仿真源代码Jakes Rayleigh fading channel(Jakes Rayleigh fading channel)

说明：  图像压缩去噪增强锐化程序，供大家参考。 包括：数字图像矩阵数据的显示及其傅立叶变换 二维离散余弦变换的图像压缩 采用灰度变换的方法增强图像的对比度 采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 图像的自适应魏纳滤波 运用5种不同的梯度增强法进行图像锐化 图像的高通滤波和掩模处理 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 利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理-(Sharpen Image Compression Denoising enhanced procedures for your reference. Include: digital image data display matrix and its Fourier transform two-dimensional discrete cosine transform image compression method using gray-scale transformation of the contrast-enhanced images using two-dimensional median filter function by medfilt2 of salt and pepper noise image filtering using MATLAB The function affected by noise interference filter2 images mean filter Adaptive Image Filtering Wehner use five kinds of different gradient method to enhance image sharpening images of high-pass filtering and mask treatment using Butterworth (Butterworth) low pass filter noise by smoothing the images deal with the use of Butterworth (Butterworth) high-pass filter for sharpening images treatment)

基于dds的雷达信号的产生，基于dds的雷达信号的产生(Dds-based radar signal generation)

《Matlab应用大全》书本上的程序，有初级到高级，包含了信息处理，数字图像处理，模糊算法，小波变换等(Program on the books " Matlab application Daquan" There beginner to advanced, including information processing, digital image processing, fuzzy algorithms, wavelet transform)

《精通MATLAB最优化计算》一书的课件 第5章 MATLAB优化工具箱(Chapter 5 of the book courseware proficient MATLAB optimization calculation MATLAB Optimization Toolbox)

成功实现计算elUpQJ算法的程序，本人测试已经通过，性能已基本达到elUpQJ算法的性能，需要MATLAB 2009b环境运行，如有问题，欢迎讨论 (The successful implementation of the program to calculate elUpQJ algorithm, I have passed the test, need MATLAB2009b operating environment, any questions, please contact me )