多媒体信息中基于内容的检索

The Content Based Retrieval for Multimedia Information

０概述所谓基于内容的检索（ＣＢＲ）就是根据媒体和媒体对象的内容语义及上下文联系进行检索。基于内容的检索有如下特点：（１）从媒体内容中提取信息线索。基于内容的检索直接对图像、视频、音频内容进行分析，抽取特征和语义，利用这些内容特征建立索引，并进行检索。...

The basic concept of content based retrieval(CBR)system as well as the CBR architecture and the retrieval method are introduced The approaches to extracting features,acquiring semantic information and retrieving are also presented for various multimedia data such as image,video and text