Among these techniques, video summary and video information retrieval have been the hotspots in recent years.

在这些技术当中，视频摘要和视频检索又是近几年的热点。

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In the field of video summary and video information retrieval, the problem of key frame extraction is of great importance.

在视频摘要和视频检索领域，研究关键帧提取的问题是非常重要的一环。

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Text extraction is a key technique in content-based video retrieval as textual information plays an important role in describing the content of image.

文字信息在描述图象内容时起着重要的作用，因此文字提取及识别是基于内容视频检索的关键技术。

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In addition, the video player features automatic online retrieval of movie and TV show information with poster and backdrop for both local and network content.

ENGADGET: Archos Video Player app comes to all recent Android devices