caleeisixvmootools

ieee papers on image compression

程序代码说明 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(Code Description P0301: digital image data display matrix and Fourier transform P0302: Two-dimensional discrete cosine transform image compression P0303: gray-scale transformation method using the contrast enhanced image P0304: Histogram of homogenization P0305: simulated images by Gaussian white noise and salt and pepper noise of P0306: two-dimensional median filter function medfilt2 on the image noise by filtering salt and pepper P0307: using MATLAB in the function filter2 noise on the image by mean filter P0308: Image Adaptive Weiner Filter P0309: the use of 5 different gradient enhanced image sharpening method P0310: the image of the high-pass filter and mask treatment P0311: Using Butterworth (Butterworth) low pass filter the image noise by smoothing P0312: Using Butterworth (Butterworth) high pass filter sharpening the image)

采用小波去噪的方法对语音信号进行分解和重构，进而提取有效成分，实现信号的去噪(Wavelet denoising method of voice signal decomposition and reconstruction, and then extract the active ingredients, for signal denoising)

用MATLAB对OFDM系统进行了仿真分析。包括信道调制方式16QAM、快速傅立叶变换、循环前后缀及信道函数窗函数等，最后计算了系统的误码率，毕设资料，非常珍贵。( MATLAB OFDM system for the simulation. the simulation uses OFDM each function module, Including 16 channel modulation QAM, Fast Fourier Transform, revolving around prefix and channel Function window function, etc. Finally, Calculate BER for OFDM system)

Windows Local heap class

说明：  模糊自整定PID控制的MATLAB源代码(PID)

说明：  Ising的MATLAB模拟程序，适合于初学概率者学习参考(Ising the MATLAB simulation program suitable for beginners to acquire a reference probability)

pARTIAL TRANSMIT SEQUENCE is very effective technique for papr reduction in OFDM.It divide OFDM sequence into several disjoint sub sequences and convert to time domain then Combine with complex phase factors to reduce PAPR.In this code matlab simulation of this technique is implemented

Matlab和C的混编，用于SAR图像去相干斑，将处理加性噪声的BM3D推广到SAR。(Functions for Matlab for the denoising of a SAR image corrupted by multiplicative speckle noise with the technique described in "A Nonlocal SAR Image Denoising Algorithm Based on LLMMSE Wavelet Shrinkage", written by S. Parrilli, M. Poderico, C.V. Angelino and L. Verdoliva)

LED 二次光学设计中的透镜设计，根据非成像光学原理，利用matlab计算生成二维点坐标，可导入3维建模软件，生产模型。代码经过测试，可成功完成计算。大家可以参考一下。(LED optical design, lens design, according to the non-imaging optics principle, the use of matlab calculation to generate two-dimensional coordinates can import 3-D modeling software, the production model. The code has been tested and successfully completed the calculation. We can refer to.)