The image coding and compression technologies based on the JPEG2000 standard is studied in this article, which focus on region-of-interest (ROI) compression and EBCOT optimization algorithm.
本文主要基于JPEG2000标准来研究图像编码和压缩相关技术，其重点是感兴趣区域（ROI）的压缩和EBCOT算法的优化。
Some studies of the experimental data show that, H. 264 is much better than the other existing video coding standard in the SNR, compression efficiency and visual effects.
一些研究的实验数据表明，H . 264在信噪比，压缩效率和视觉效果方面，都远远好于现有的其它视频编码标准。
Firstly, we provide an overview of MPEG-4 video compression encoding standard, chiefly introduce the basic coding principle and encoding scheme based on content.
本文首先对MPEG - 4编码标准原理进行了综述，并介绍了该标准的基本编码原理和基于内容的编码体系。
JPEG2000 is the new still image coding standard, which has better compression rate and higher flexibility.
JPEG2000是新一代静态图像压缩标准，它具有优良的压缩性能和很高的灵活性。
JPEG2000 is the new still image coding standard, which has better compression rate and higher flexibility.
JPEG2000是新一代静态图像压缩标准，它具有优良的压缩性能和很高的灵活性。
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