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Wavelets have widely been used in many signal and image processing applications. In this paper, a new
serial-parallel architecture for wavelet-based image compression is introduced. It is based on a 4-tap wavelet
transform, which is realised usin
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输入：为需要压缩图象的名称,该主程序仅能构处理256灰度图,读者可以自行改编为RGB处理；ratio为压缩比率；level为小波分解的级数
输出:是解压完毕的图象数据矩阵-input : the need for image compression name, the main program can only handle 256 gray level structure, Readers can own adaptation of RGB; ratio of compression ra
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This program compress and recostruct using wavelets. We can select level of decomposition(here maximum 4 levels are given) of images using selected wavelet.
For eg:-wavelets can be haar, db1, db2,dmey...............
Decomposition can be viewed in
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使用小波分解进行图像压缩的几个例子，
有二次分解的有通过系数选取分解的
我刚做的 可用-Using wavelet decomposition for image compression of a few examples, has the second decomposition has selected through the coefficient of decomposition available to do I just
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用小波变换和LGB编码的方法压缩黑白图片。对图像进行小波变换后，仅对细节系数进行压缩，而且不同小波变换层的细节系数的压缩程度不一样。-Using wavelet transform and coding method LGB compress black and white picture. After the wavelet transform of the image, only the details of the coefficient is compressed, and differ
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Wavelet based compression coding method. Allows the user to compress an image to upto 80 using wavelet based compression method.-Wavelet based compression coding method. Allows the user to compress an image to upto 80 using wavelet based compression
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algrothim embedded zerotree wavelet in java for compress image
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使用小波技术对图像进行压缩和解压过程，并且通过模拟信道测试计算其PSNR，通过Matlab2009a测试。-Using wavelet methods compress and decompress the image, and testing through analog channels to calculate the PSNR, by Matlab2009a test.
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利用小波进行图像压缩，使用的是一代小波对图像进行的压缩-image compress using wavelet
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对图片运用小波变换的原理进行压缩处理，实现图片的压缩-The use of wavelet transform on the principle of image compression processing, and image compression
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lifting wavelet to compress image
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本文所做的主要工作为：研究了JPEG2000标准的原理和基本框架，对JPEG 2000标准的核心—小波变换压缩技术进行了分析研究，概要的介绍了小波理论。对EZW算法进行了详细分析和描述，包括零树的含义、结构及其扫描方法。并应用Matlab图像处理工具箱和小波分析工具箱对图像小波变换处理，并通过接口工具Mex实现在Matlab环境下对C程序EZW编码的调用，实现了应用零树小波编码算法对图像的压缩处理，简单地实现了对JPEG 2000的仿真。-The main work that this text
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Walsh wavelet transform to compress/decompress colour image-Walsh wavelet transform to compress/decompress colour image..
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pca-提取主成分，降维，压缩图像数据量，简化下一步的处理；
小波检测—该程序通过小波系数的提取、重构检测出图像的边缘；
其它的均为图像分割的代码，包含形态学分水岭的一些算法，与Ostu等算法。-pca-extraction of principal components, reduce dimensions, compress image data, to simplify further processing
Wavelet detection- the program b
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实现图像压缩，运用小波处理技术， matlab实现，你懂的-using wavelet to compress the image by matlab
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code source compression image using Haar wavelet
By Arash Fattahi, Omid Aladini {r_ash,omid}@cs.sharif.edu
To compress an image use this command in MATLAB:
haar_compression(FILE_NAME,COMP_LEVEL,MOSAIC_SIZE)
example:
haar_compres
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This is a matlab file to calculate the discrete wavelet transform of any image and then we use Huffman codes to compress the coefficients of the DWT and reconstruct the ompressed image again
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用于图像小波变换图像压缩，有一个完整的测试子函数和测试主函数(image compress based on wavelet)
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