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Application specific image compression for virtual conferencing

  • University of Notre Dame

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Image compression has been an important research topic for many years. There are many kinds of compression techniques, but most of these do not fully take advantage of the characteristics of a target application. An example is virtual conferencing, one of the most popular applications in multimedia, which demands a huge network bandwidth. The paper presents an application-specific image compression technique focusing on virtual conferencing. The paper proposes a compression technique that compresses the image background and foreground (the face part) with different compression qualities. Compared to standard JPEG compression, our algorithms may reduce half of the image file size with a reasonably clear quality of background. This paper discusses how to divide an image into a background part and a foreground part automatically, and how to design and compare several different algorithms for compressing these two parts with different quality.

源语言英语
主期刊名Proceedings - International Conference on Information Technology
主期刊副标题Coding and Computing, ITCC 2000
出版商Institute of Electrical and Electronics Engineers Inc.
48-53
页数6
ISBN(电子版)0769505406, 9780769505404
DOI
出版状态已出版 - 2000
已对外发布
活动1st International Conference on Information Technology: Coding and Computing, ITCC 2000 - Las Vegas, 美国
期限: 27 3月 200029 3月 2000

出版系列

姓名Proceedings - International Conference on Information Technology: Coding and Computing, ITCC 2000

会议

会议1st International Conference on Information Technology: Coding and Computing, ITCC 2000
国家/地区美国
Las Vegas
时期27/03/0029/03/00

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