This paper introduces the compression principle of a new compression standard JPEG2000 for still images, and designs a basic realizing framework of the image compression system.
介绍了新的静止图像压缩标准JPEG2000的压缩原理，设计了图像压缩系统的基本实现框架。
The paper puts forward the basic framework, key technology and construction principle of regional logistics information platforms and studies its implantation and operation.
分析了构建区域物流信息平台的意义与目标，提出构建区域物流信息平台的基本框架、关键技术和构建原则，并对其实施与运营进行研究。
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