In many current multimedia database systems, query or retrieval is only based on descriptive KeyWords of media, it ignores another important information resource the content of media.

现有的许多多媒体数据库系统只提供了基于媒体描述关键字的检索和查询，却忽略了另一个重要的信息来源——媒体的内容。

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A set algebraic model that can uni1 ~ the keywords-based relation query and content-based retrieval is presented.

提出了一种能够把图像关系查询和基于内容查询相统一的集合代数模型。

youdao

A set algebraic model that can uni1 ~ the keywords-based relation query and content-based retrieval is presented.

提出了一种能够把图像关系查询和基于内容查询相统一的集合代数模型。

youdao