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是一种采用哈夫曼算法的图像压缩算法,是一种无损压缩,希望对大家有所帮助-A lossless image compression algorithm using Haffman coder. Hope to be helpful.
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对图像进行整数DCT变换,可用于无损压缩。-right image Integer DCT can be used lossless compression.
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当前公认的最优无损/准无损图像压缩算法之一:calic算法的软件实现。-An accepted lossless and near lossless image compression algrithm: Relization of CALIC on soft.
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连续色调图像无损(近无损)压缩标准Jpeg_Ls源代码-continuous tone image lossless (Near-lossless) compression standard source code Jpeg_Ls
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使用Matlab编程实现发送端信源编码(图像压缩)和接收端信源解码(图像重建),其中的编解码算法可采用基于DCT变换的JPEG图像压缩标准;测试图像加噪,然后对去噪后的图像进行压缩与重建,分析压缩性能;研究基于下采样和内插的图像压缩算法;可将8bit/pixel灰度图像扩展至24bit/pixel彩色图像,或者采用无损压缩算法对图像压缩。-Sender using the Matlab programming source coding (image compression) and the r
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Contect based adaptive lossless image compression
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用Matlab对图像进行哈夫曼编码(Huffman Coding)以实现对图像的无损压缩-Use Matlab to realize Huffman coding for lossless image compression
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一种二值图象无损压缩算法
南京理工大学电光学院
【摘 要】利用稀疏矩阵和差分编码对二色图像进行压缩保存,在通过图像的0,1矩阵建立,矩阵一维化,差分量化编码,写文件来压缩。在电子档案存储,CAD制图信息化存储有极高的应用价值。
【关键字】计算机 二值图像 稀疏矩阵 无损压缩 编码
-A binary image lossless compression algorithm for electro-optic Nanjing University of Technology an
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NEAR-LOSSLESS LZW IMAGE COMPRESSION
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Author: This Code written By Dr. Faisel G. Mohammed
(Lecturer in Science college- Computer Dep.-Iraq: Email: fgmnjt@scbaghdad.edu.iq )
Purposes: for Bsc Students in Multimedia Lab.
To Learn Lossless Shift Coding Algorithm in digital image com
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Lossless image compression plays a very important role in image processing. However, it develops very slowly and it is difficult to improve the efficiency of compression, since complete information and high fidelity are demanded. The lossless compres
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本文所研究的二值图像游程编码数据压缩,就是一种具有高压缩比的无损数据压缩技术,它是应用游程编码的原理对二值图像进行数据压缩的编码技术,其编码非常简单,编码和解码速度快,因此其应用范围广泛。-This paper studied binary image run-length encoding data compression, is a high compression ratio of lossless data compression technology, which is the app
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DES算法
DSA算法
ElGamal算法
Kohonen的SOFM(自组织特征映射)
LAM(线性联想记忆)算法
LZW 压缩算法
MD5算法
PGP的安全性(一)
PKCS #7
RSA算法
SSL是怎样工作的?
Ternary Search Trees
产生组合的非递归算法
大整数的乘法
对LZW算法的改进及其在图象无损压缩中的应用
复数快速傅立叶变换算法
加密算法与密钥管理
经典加密算法在VB中的实现(1)- Rsa
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算术编码是信源编码中的一种,是图像压缩的主要算法之一。 是一种无损数据压缩方法,也是一种熵编码的方法。-Arithmetic coding is a source coding, image compression is one of the main algorithms. Is a lossless data compression method, but also a method of entropy coding.
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基于Lossy-to-Lossless Image
Compression Based on Reversible Integer TDLT/KLT的压缩算法的matlab实现,在增加ROI编码模块,算法详细可以查看论文《Lossy-to-lossless image compression based on multiplier-less
reversible integer time domain lapped transform》。程序由main.m函数开始运行,输入参数有3个,分
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huffman编码,无损压缩,matlab源码,实现图像压缩,很有意思-huffman coding, lossless compression, matlab source code, image compression, very interesting
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Image Compression by:
1) Use Adobe Photoshop to Compress images using LZW algorithm (i.e. lossless technique).
2) Use MATLAB to Compress images using JPEG algorithm (i.e. lossy technique) and Assess objectively the quality of the compressed
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arithmatic 编码,是图像压缩的主要算法之一,是一种无损数据压缩方法,也是一种熵编码的方法。-arithmatic coding is one of the main image compression algorithm and a lossless data compression method, but also a method of entropy coding.
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标准的FELICS无损图像压缩算法,计算出了改算法的压缩比和运行时间。-Standard FELICS lossless image compression algorithm, the algorithm calculates the change of the compression ratio and the running time.
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HOW TO COMPRESS IMAGE USING MATLAB
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