基于内容的智能网络多媒体信息过滤检索

The paper discusses the construction of a content based intelligent system that performs multimedia information filtering and retrieving on the Internet.The system disassembles the multimedia information into different media objects and describes them with vectors for content based retrieval.In the user study module,the system uses the BP neural network to clarify the user interests for intelligent filtering and retrieving.

多媒体数据库的元数据存储与检索

给出了多媒体数据库的元数据结构 ,对元数据的生成、基本媒体元数据 (文本元数据、音频元数据、图像元数据和视频元数据 )的存取方法进行了论述。描述了多媒体数据库的查询语言和查询管理结构。从媒体的内容及信息特征入手 ,抽象出元数据的存储与检索方法。