The new still image compression standard, JPEG2000, provides higher compression rates for the same visual quality for gray scale and color images than JPEG.
JPEG2000是一种新的静止图像压缩标准,与JPEG相比,对于具有同样视觉质量的灰度等级图像和彩色图像,JPEG2000能提供更高的压缩率。
The experiment results show that the new still image compression scheme provides higher perceptual quality and less encoding time than EZW, especially at low bit rates.
实验结果表明,该算法具有较好的图像复原质量和较快的编码速度,整体性能明显优于EZW方案(特别是低比特率下)。
In order to face the new still image compression standard JPEG2000, the research work in the thesis is basically based on DWT.
为了面向新的国际图像静态压缩标准JPEG2000,本文的研究以DWT为主。
By still image compression coding technique, the color digital watermark is encoded into a series of binary ID Numbers for watermarking.
利用静态图像的压缩编码技术,将彩色数字水印编码为一系列二值id数字,以实现水印的嵌入。
The experiment results show that the new still image compression scheme provides higher perceptual quality and higher PSNRs than SPIHT etc., especially at low bit rates.
仿真实验结果表明,所提出的图像编码方法是一种高效的图像压缩算法,其压缩效果明显优于SPIHT等编码方法(特别是低比特率下)。
A new still image compression standard: JPEG2000 developed by ISO has higher compression performance as well as some new features which is beneficial to digital image processing.
国际标准化组织(iso)指定的新一代静止图像压缩标准:JPEG2000具有传统JPEG图象格式所没有的更高压缩比和更多有利于数字化图象处理的新功能。
Because of these features, JPEG2000 standard applies to many fields such as image compression and network transmission and gradually become major standard of still image compression.
JPEG2000标准凭借良好的压缩性能和高度灵活的嵌入码流,广泛地应用于图像压缩和网络传输,逐渐成为静止图像压缩的主流标准。
JPEG2000 is the next generation still image compression standard, which is one of the best algorithms of compression performance. In many areas there is a very important application prospects.
JPEG2000是新一代静止图像压缩标准,是目前压缩性能最好的算法之一,在很多领域有很重要的应用前景。
To some extent, the intra-frame mode can be seen as a still-image compression standard.
在某种程度上,I帧编码可以被认为是一种静态图像编码。
To some extent, the intra-frame mode can be seen as a still-image compression standard.
在某种程度上,I帧编码可以被认为是一种静态图像编码。
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