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数字图像的压缩技术,特点压缩比高,压缩速度快-digital image compression technology, features a high ratio, compression speed
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这是我做的毕业设计,是基于DSP的数字图象压缩系统的实现。本系统能很好的压缩图象,系统运行时间快,压缩比也比较高。其中采用JPEG标准对图象进行压缩,使用了Huffman算法。-This is what I am doing graduate design is based on the DSP digital image compression system is achieved. The system can be a very good image compression, faster
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数字图像压缩算法,基于MATLAB的数字图像压缩算法,DCT格式
-digital image compression algorithm based on MATLAB digital image compression algorithm, DCT format
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利用霍夫曼编码算法对数字图像进行压缩及解压缩处理,解压出来的图像与源图像几乎完全一致,峰值信噪比为无穷大,The use of Huffman coding algorithm for digital image compression and decompression processing, extracting images from the source image is almost exactly the same infinite PSNR
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哈夫曼解码,主要应用于数字图像的压缩编码。-Huffman decoding, mainly used in digital image compression coding.
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基于matlab的数字图像压缩编码 -Matlab-based digital image compression coding
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一種基于塊樹結構的SPIHT數字圖像壓縮算法: 在分析圖像經過小波變換后所具有的特性的基礎上,提出了一種改進的SPIHT算法.由于低頻系數占據圖像的百分之九十以上的能量,在圖像的重構中十分重要,所以,對這些系數不進行壓縮而直接傳輸 而最高頻系數相對不重要,所以不做處理,只在圖像重構時以指定的數值予以重構,因此不僅提高了圖像的質量,同時提高了圖像的壓縮率.在具體的算法中,提出了塊樹的結構,減少了算法所需的內存,拓寬了算法的應用范圍.-A tree structure based on the SP
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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
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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
Discreet Cosine transform in digital image compres
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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 Color transform in digital image compression-Author:
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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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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 Vector and scalar Quantization Algorithms in digital
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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 Resampling/scaling Algorithm in digital image compre
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数字图像处理的中所需要的实验源代码,可以用于教学实验平台-Digital image processing image compression source code
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利用Matalab软件分别编写子函数实现数字图像压缩及解压缩处理,并统计分析压缩处理算法所能够实现的压缩比及解压图像和原始图像间的均方根误差。-Functions were written by Matalab software for digital image compression and decompression processing, and statistical analysis of compression algorithms to achieve the compressi
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Huffman coding in digital image compression
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数字图像压缩的完整程序,包括各个子程序,它是基于DCT的压缩-Complete digital image compression procedures, including various subroutines, which is based on DCT compression
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基于提升小波变换的数字图像压缩编码,程序可以直接运行-Based on lifting wavelet transform digital image compression coding, the program can be run directly
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Digital Watermarking Using Discrete Wavelet Transform (DWT) & Singular Value Decomposition (SVD) & Checking its Robustness in the presence of JPEG Image Compression
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数字图像处理,简单介绍图像的增强,压缩,二值化以及相关的图像处理技术,适合入门者学习图像处理相关的知识。-Digital image processing is introduced, enhancement, image compression, the value of two and the related image processing technology, suitable for beginners to learn the relevant knowledge of image
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