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dct.rar
- 已知两个不同图像块亮度数据如下： （1）分析DCT原理，采用DCT方法，编程并计算相应的DCT系数，分析系数分布特点。 （2）依据视觉特性分析量化表步长的分布特点，完成DCT系数量化。 （3）采用Z形扫描，实现输出数据的统计编码，形成Video stream。 （4）采用IDCT重建图像亮度数据，计算SAD大小，分析产生误差的原因及采用DCT进行数据压缩的原理。（ ） （5）分别利用左上角1、3、6个系数重建图像，计算相应的SAD，并由
JPEG-for-Matlab
- 本程序是用matlab实现的，用来对图像进行JPEG方式的压缩，从而达到减少图像传输量的目的！-This procedure is realized matlab for JPEG image compression methods to reduce the amount of image transmission purpose!
Fractal-image-compression
- 分形图像压缩原始程序，matlab实现，调试后可用，时间较长。-Fractal image compression the original program
HuffmanCoding_ImageCompress
- 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
wangwei20062218
- 该程序利用Matlab编写，并带有GUI截面。实现了任意格式图像压缩的功能。并且可以对比显示压缩前后图像，显示压缩比例和压缩时间。-The program prepared by the use of Matlab, and with a GUI cross-section. Image compression format to achieve an arbitrary function. Compared before and after the show and can compress
jpeg2000gui
- image compression jpeg 2-image compression jpeg 2000
3971017DCT
- 对原始灰度图像 Lena_gray.bmp进行图像压缩实验 1．对此图进行 8×8 DCT 变换后，分别只保留 DC系数，以及保留前 4、8、16 个变换系数(DC＋AC) ，然后再分别进行 IDCT 变换，比较结果。 2．可以使用 Matlab - Image Processing Toolbox 中的函数实现。-gray image of the original image compression Lena_gray.bmp an experiment. This diagram 8 8
123SPIHT(Matlab)
- 本人自己编写的SPIHT程序，已经通过编译，适合图像的压缩。-I have written the huffman procedures are compile for image compression.
MATLABimagecompression
- 共7个matlab程序及两幅原始待处理图像，功能是图像压缩的实验，分别运用了DCT（1个程序），小波变换（5个程序）和小波包变换（1个）对图像进行压缩，各个程序的作用及程序注释已在程序中做了详细说明,程序均可直接运行-matlab program for image compression ,using DCT wave,wavelet,wavelet packet methods respectively .
compression
- 图形图像处理中图像压缩的一些MATLAB代码，包括小波，jpeg等。-Graphic image compression image processing some MATLAB code, including wavelet, jpeg and so on.
hi
- dwt image compression
Image-compression
- JPEG图像压缩的基本原理，基于离散余弦变换的压缩方法-The basic principles of JPEG image compression, discrete cosine transform-based compression method
DWT-matlab
- 小波变化实现图像的压缩，图像复原，图像的编码等，用matlab实现的-Wavelet transform for image compression, image restoration, image coding, matlab implementation
BP-neural-network-image-compression
- 自己编写的一个基于matlab的图像压缩程序，有GUI界面，不能程度的压缩效果以及信噪比。-His writing of a based on the matlab image compression program, a GUI interface, can t degree of compression effect and signal-to-noise ratio.
Image-compression
- 通过matlab实现图像压缩方法和研究，内容详细，通俗易懂，可供大家使用，互相学习。-Through matlab image compression method, detailed, easy to understand for everyone to use, learn from each other.
image compression using nural network
- hai this is matlab code.for image compression using nural network
color image comp
- color image compression in matlab with best resource
block truncation image compression
- Image compression using block truncation code
matlab-compression-0035_www.matlabsite.com
- wavelet based image compression
Still Image and Video Compression with MATLAB
- This Ebook contains various methods that have been used to implement image compression.It is portable book for researchers to read and understand image processing with matlab language.