信息科学技术学院 2012-2-7 布尔模型向量空间模型经典概率模型信息检索信息检索(information retrieval,IR),将信息按一定的方式组织和存储起来,并根据用户的需要找出有关信息的过程..
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既然已经了解了如何发布在线状态实体信息以及如何以同步方式检索信息,也应该知道可以采用异步方式检索此信息。
Now that you've seen how to publish presentity information, and how to retrieve the information synchronously, you should know that there is also the option to retrieve the information asynchronously.
信息检索就是研究如何根据用户的信息需求,从文档集中检索出与用户需求相关的文档子集。
Information retrieval is focus on how to search out the documents subset which is relevant to the users' query.
这些工具分成三类——登录姓名和地址的信息检索工具,索引信息检索工具和互动信息检索工具。
These tools are classified into three categories - information retrieval tool for logined name and address, indexed information retrieval tool and interactive information retrieval tool.
Yeah, globalization is kind of one of those buzzwords nowadays , especially in IR,
全球化是目前的流行词之一,特别是在信息检索上,
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