%0 Journal Article
%T The Theory and Application of Metasearcher Retrieval AcrossHeterogeneous Data Sources<br>Metasearcher 检索异质数据源的原理及应用
%A Xiang Guilin Zhang Jiangong Chen Dingquan
%A <br>向桂林
%A 张俭恭
%A 陈定权
%J 现代图书情报技术
%D 2002
%I 
%X The paper analyses the existence of heterogeneous data sources in Web, and inconvenience to information retrieval user,it elucidates the theory of information retrieval across heterogeneous data sources and gives an example .
%K Heterogeneous data source
%K Middle ware
%K Metaseacher
%K Information retrieval<br>异质数据源
%K 中间件
%K Metasearcher
%K 信息检索
%K 互联网
%K 互操作
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=B5EDD921F3D863E289B22F36E70174A7007B5F5E43D63598017D41BB67247657&cid=E46382710BF131B2&jid=24AADBCD0D5373C73F37F78D10E2F717&aid=D87F4AB9A0FEAC9A&yid=C3ACC247184A22C1&vid=13553B2D12F347E8&iid=38B194292C032A66&sid=1371F55DA51B6E64&eid=ECE8E54D6034F642&journal_id=1003-3513&journal_name=现代图书情报技术&referenced_num=0&reference_num=8