The first part: it mainly describes the research background, and the domestic and foreign research situation.
第一部分：研究的背景和国内外研究概况综述。
Discusses the present domestic and foreign research situation and developing tendency on CBVR, then studies the key technologies and methods on CBVR.
讨论目前国内外基于内容视频检索领域的研究现状和发展趋势，并研究对基于内容的视频检索的关键技术和方法。
The first chapter is the theoretical basis for curriculum resource development, domestic and foreign research situation, the core concepts related to the definition of such.
第一章为课程资源开发的理论基础、国内外研究状况、相关核心概念的界定等。
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