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A Semantic Analysis Based Approach to Chinese Web-page News Video
Author(s): JIAO Libing, FENG Huamin, HE Wencai, LI Xuelong(1.departmentofcommunicationengineering, XIDIAN University, XI Anshanxi710071, china, 2.BEIJING Electronicscience&technologyinstitute, BEIJING 100070, china)
Pages: 43-
48,42
Year: 2008
Issue:
4
Journal: Beijing Electronics
Keyword: 视频分割; 搜索关键词; 拼音相似度;
Abstract: 视频内容安全分析,是多媒体内容安全的重要研究领域和热点问题。本文提出一种Web新闻视频内容语义分析方法,该方法在新闻视频故事单元分割的基础上,根据ASR(Automatic Speech Recognition)识别的脚本在语音上的相似性,通过计算拼音相似度的方法来获取语义关键词。然后,利用Web获得与脚本相似的网页,从而得到新闻片段比较准确的内容语义。通过对TRECVID2005内中文新闻视频CCTV4_NEWS进行的实验表明,提出的方法是可行的。
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