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Considering the scale of digital video, video data are usually stored and transmitted in compressed format.

考虑到数字视频的数据规模，绝大多数视频数据采用压缩形式存储和传送。

Usually the video you work with is compressed with a video codec.

通常的视频与你的工作是压缩的视频编解码器。

Firstly, we present a data model to represent compressed video, by analysis the feature of MPEG video.

我们首先通过分析MPEG压缩视频数据所具有的特征，提出了表示压缩视频的数据模型。

In this dissertation, the author first introduces the development and applications of the video retrieval technology, and the characteristics, structure and compressed principle of digital video have been studied on in detail.

本文首先介绍了视频信息检索技术的发展与应用，并对数字视频的特点，结构及其压缩原理进行了详细地研究，归纳与总结。

This paper proposes the method to measure perceptual quality of compressed video which is based on human visual features,video contents and Fuzziness.

论文提出了基于视觉特性、视频内容和模糊学的压缩视频感觉质量计算方法。

With the rapid development of storage, communication and video compressed technology, it is now possible to provide video on demand service through BISDN.

随着存储技术、通讯技术和视频压缩技术的高速发展，使得通过BISDN进行视频点播(Video-On-Demand)服务成为可能。

Data that you hide can be recovered even from compressed video, or if the video was compressed again by another codec!

您的数据隐藏可以回收，甚至从压缩视频，或如果视频压缩再由另一编解码器！

ABSTRACT With the development of digital video compressing technology, digital video has been widely used in several areas.

随着数字视频压缩技术的发展，数字视频在各种场合得到了广泛的应用。

USB 2.0 . Video connection options include HDMI, component and composite video.

视频连接选项包括HDMI接口，分量和复合视频。

Based on the study of the relationship between the bit rate for video coding and the content complexity, this paper presents a new quadratic rate distortion model for video coding, which retains the constant term in Taylor series.

摘要基于对视频编码比特率与内容复杂度之间关系的研究，该文提出了一种新的视频编码二次率失真模型。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。