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在MATLAB平台上实现JPEG图像的编码解码。可以正常运行,可以调整压缩的比率,分块编写,清晰方便阅读-JPEG image codec in MATLAB platform. Normal operation, you can adjust the compression ratio, written in block, clear and easy to read
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jpeg compression project report using matlab
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PEG compression is used in a number of image file formats. JPEG/Exif is the most common image format used by digital cameras and other photographic image capture devices along with JPEG/JFIF, it is the most common format for storing and transmitting
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用matlab实现JPEG的压缩和解压,能实现基本的功能-JPEG compression and decompression using matlab to achieve the basic functions
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盲水印提取时不需要参考原始载体图像,在信息隐藏、版权保护等方面具有更广泛的应用前景。提出的盲水印算法在分块离散余弦变换(DCT)和离散小波变换(DWT)的基础上,利用关系双方DCT系数和DWT系数在受到攻击时具有相同变化趋势的特点,采用关系嵌入和量化嵌入的自适应选择嵌入策略,较大幅度地提高了盲水印提取的鲁棒性。同时在量化嵌入中采用抖动调制,实现了水印透明性和鲁棒性调节的便捷性。大量仿真实验结果表明该算法对噪声干扰、低通滤波、JPEG压缩、对比度增强等攻击有很好的鲁棒性和透明性。关键词 数字水印盲
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MATLAB环境下的JPEG图像压缩编码和解压-MATLAB environment JPEG image compression and decompression
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用matlab模拟实现的灰度图的类JPEG的压缩解压过程,其中含有各函数的说明txt-Using matlab simulation class grayscale JPEG compression decompression process, which contains a descr iption of each function txt
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matlab实现的JPEG图像压缩程序
可成功运行-matlab implementation of JPEG image compression program which can be run successfully
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JPEG图像压缩编码及其MATLAB仿真实现,希望对大家有所帮助-JPEG image compression coding and MATLAB simulation, we hope to help
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本代码由matlab语言编写,实现了jpeg算法,主要为了说明基本的JPEG功能。经过DCT变化,量化,进行DPCM编码,然后之字形扫描AC系数,进行行程(LZW)编码。 显示原始图象和经编码解码后的图象,显示压缩比,并计算均方根误差。-The code consists of matlab language, to achieve a jpeg algorithm, mainly to illustrate the basic functionality of JPEG. After chan
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通过matlab语言,使用基于离散余弦变换的技术,实现jpeg的图像压缩与解压。-Implementation of jpeg image compression and decompression
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随着科学技术的发展,图像压缩技术越来越引起人们的关注。为此从众多的图像压缩编码标准中选取了基于DCT变换的JPEG图像压缩编码算法进行研究,并通过对比分析各种软件特性选取了MATLAB进行实验仿-With the development of science and technology, image compression technology is increasingly a cause for concern. To do this, select from a large number
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Matlab中Jepg压缩算法的实现,可以直接运行,亲测!-Matlab in Jepg compression algorithm can be run directly, pro-test!
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在图像处理实验中,有时需要对图像进行精确质量因子的JPEG压缩,而photoshop和一般的图像处理软件并不具备,本程序利用matlab实现该功能,并支持批处理(将待处理图像放入src文件夹,dst文件夹为输出)-In image processing experiments, sometimes the need for accurate image quality factor of JPEG compression, and photoshop and general image proc
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Jpeg algorithm is lossy compression algorithm can be used in matlab
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jpeg的图像压缩,基于matlab中的DCT变换的jpeg压缩,可以设计图像通信系统的关键-jpeg image compression, compression based on the DCT transform matlab jpeg, image communication can be critical design system
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jpeg压缩算法MATLAB亲测可行,有英文注释
-compression algorithm about jpeg
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用matlab实现MPEG压缩编码,对图像编码率失真性能进行分析,比较不同类型静态图像编码效率。
-Using Matlab to achieve MPEG compression coding, image coding rate distortion performance analysis, compare the different types of static image coding efficiency.
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this coding matlab for compression jpeg
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我初次接触到压缩方法实验的JPEG压缩算法源代码,用matlab编写的-I first come into contact with the compression method experiment of JPEG compression algorithm source code, using matlab
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