搜索资源列表
基于DCT的jpeg图像压缩编码算法的MATLAB实现
- 这是一个基于DCT的jpeg图像压缩编码算法的MATLAB实现的程序,对做jpeg压缩的朋友会很有帮助-this is matlab jpeg compression based on dct,it is helpful for who embark on jpeg compression.
work.rar
- 常用图像压缩编码码matlab实现。包括:DM编码、变换编码(FFT和DCT)、算术编码、行程编码、Huffman编码、线性预测编码和一个近似的JPEG编码过程。非常适合入门用户实践。,Commonly used image compression coding matlab code to achieve. Including: DM coding, transform coding (FFT and DCT), arithmetic coding, Run-Length Coding, Hu
DCT
- 基于Matlab GUI的图像的DCT,自由调节压缩率,计算峰值信噪比,并图形化对比还原图像-Matlab GUI for image-based DCT, freely adjust compression rates, the peak signal to noise ratio, and reduction of image contrast graphic
dct
- JPEG压缩算法的核心是“视觉保真”原理,利用人类视觉系统特征进行处理,以达到最大图像数据压缩效果,实际上就是去除那些人眼不易觉察的信息。图像的空间频率对人的视觉至关重要,采用离散余弦变换可将图像分解成一组波,每个波有一个不同的空间频率,这样可以去除人类眼睛觉察不到的信息,而且还可使系统只保留重要的信息。-JPEG compression algorithm is the core of " visual fidelity" principle, the use of the
DCT
- DCT变换是图像图形处理中的很重要的一个压缩算法,此文件详尽的完成了DCT变换-DCT transform is image and graphics processing is very important to a compression algorithm, this document contains details of the completion of the DCT transform
dct_y1_zuizhong1
- matlab 数字图像压缩 DCT实现,matlab本身有demo 但这里加固一下-digital image processing using matlab, enjoy yourself
dctcompr
- 基于DCT变换的图像压缩,分别给出了灰度图和真彩图的压缩方法。-DCT-based image compression, respectively, are given grayscale and true color pictures of the compression method.
dct8x8
- 基于cuda的dct图像压缩编码。要求:n卡,g80以上配置,支持cuda-Cuda-based image compression coding of dct. Requirements: n cards, g80 and above configurations, supporting cuda
dctcompress22
- 基于matlab的DCT图像压缩算法 (压缩效果对比)-DCT-based image compression algorithm matlab
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
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 .
ImageProcessing
- JPEG图像压缩标准MATLAB仿真程序。包括DCT变换及其逆变换、量化及反量化等过程。-JPEG image compression standard MATLAB simulation program. Including the DCT transform and its inverse transform, quantization and inverse quantization and other processes.
imagecompression
- 有损图像压缩的matlab程序实现,通过dct变换,霍夫曼编码,译码,比较压缩后图像与原图。-lossy image compression
dct
- 图像压缩 dct 一个图像预测编码(DCT)的简单程序-I own an image prepared by the Predictive Coding (DCT) the simple procedure
image-segmentation-DCT
- 基于matlab,利用DCT方法实现图像压缩,对比不同压缩率情况下图像的大小-image segmentation DCT
DCT-MATLAB
- 利用DCT变换对灰度图像进行压缩,求出压缩比;对比不同压缩比的图像。-DCT transform using grayscale image compression, the compression ratio obtained compare different compression ratio of the image.
DCT
- DCT 图像压缩 算法 源代码 不用matlab本身自带的源代码-DCT image compression
DCT
- DCT图像压缩和反DCT,里面有程序说明和运行结果- DCT image compression and anti-DCT, which has a descr iption of the procedures and the results
dct
- DCT图像压缩:此源代码变换域系数选取采用区域编码,通过非零区域的选择,呈现不同的恢复效果-DCT image compression: This source code transform domain coefficients using the selected coding region, by choosing a non-zero area, showing the effect of different recovery
DCT图像压缩
- 整数DCT变换的图像压缩的程序实现,编程的平台是matlab(Integer DCT transform image compression program implementation, programming platform is matlab)