The experiment result shows that this approach can keep the quality of images , and compress each layer to a good ratio . So it is useful in multi-layered image compressing and transmission.
实验结果表明本文算法在确保重构图像较高质量的前提下，各层图像都实现了较高的压缩比率，对图像的分层压缩与传输的实现具有较高的实用价值。
JPEG2000 is a new image compressing standard, it has the characteristic of high compression ratio and low distortion.
JPEG2000是一种新的图像压缩标准，具有高压缩率、低失真度和灵活高效的特点。
The system can be divided by function into three parts: image collection, DSP image compressing and image transmitting in PSTN.
本系统从功能上分为图像采集、DSP图像压缩以及PSTN图像传输三部分。
In the dissertation, we study two technologies of image processing based on frequency domain. The one is on digital watermarking, the other is on image compressing.
本论文主要研究了基于变换域上的两个图像处理技术，即数字水印技术和图像压缩技术。
This paper adopts NLEMD to decompose images, and, at the same time, proposes a new multi-layered image compressing approach based on JPEG which is the most popular image compression standard.
采用NLEMD算法进行图像分解，并基于当前普遍使用的JPEG图像压缩标准提出了数字图像分层压缩的算法。
We constructed a RS-485 bus based digital video monitor system with a DSP based video-image compressing card, a RS-485 serial communication card and the monitor software pack for the master computer.
我们采用基于DSP的视频图像压缩卡、RS- 485通信卡和上位机监控软件包构建了基于RS - 485总线的数字视频监控系统。
We constructed a RS-485 bus based digital video monitor system with a DSP based video-image compressing card, a RS-485 serial communication card and the monitor software pack for the master computer.
我们采用基于DSP的视频图像压缩卡、RS- 485通信卡和上位机监控软件包构建了基于RS - 485总线的数字视频监控系统。
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