基于内容的多媒体检索技术改善了检索效率,在媒体资产管理系统中有着广阔的应用前景。本文介绍了基于内容的视频和音乐检索技术,以及其未来在媒资系统中的应用。 Content-based multimedia retrieval technology improves retrieval efficiency and has broad application prospect in media asset management system. This article describes the content-based video and music retrieval technology, and its future in the media system.