Math1

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)

This program explain how FFT in Matlab works

功率与电压的转换..............(the transfer between power and voltage)

a Matlab toolbox for parametric identification of fluid-memory models associated with the radiation forces ships and offshore structures.

超声图像信号的模拟程序，可模拟不同频率、不同深度等情况(Simulation program for ultrasound,including different central frequency,depth,and so on.)

说明：  数字水印的matlab程序，本程序是基于matlab的程序，对数字水印可以较好地实现水印图片的提取(Digital watermarking matlab program, this program is a matlab-based procedures, the digital watermark can be better achieved the watermark image extraction)

kalman滤波程序，Matlab编写的程序(kalman filtering procedures, Matlab preparation procedures)

标记分水岭算法，可用于彩色图像的分割。通过标记局部极小值实现。(label)

说明：  带约束多变量DMC控制，能处理带约束的多变量DMC的控制问题(Constrained multivariable DMC control, able to handle constrained multivariable control problem of DMC)

Inverter with filter .mdl file 3 phase converter