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Deep Web信息资源的查询接口集成研究
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作者 林爱群 习万球 《热带农业科学》 2011年第12期87-90,共4页
Deep Web信息是隐藏在Web服务器中可搜索的数据库信息资源,其信息量远比表面web信息量大。将Deep Web信息查询的接口模式集成为统一的查询接口,将极大地提高web信息检索的查全率和查准率。讨论了查询模式集成问题的聚类分析方法,相对于... Deep Web信息是隐藏在Web服务器中可搜索的数据库信息资源,其信息量远比表面web信息量大。将Deep Web信息查询的接口模式集成为统一的查询接口,将极大地提高web信息检索的查全率和查准率。讨论了查询模式集成问题的聚类分析方法,相对于直接对Deep Web数据源的进行集成,对查询模式加以集成的思路成本更低。 展开更多
关键词 模式集成 深度web 表面web 查询接口
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OUGENE: a disease associated over-expressed and under-expressed gene database 被引量:3
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作者 Xiaoyong Pan Hong-Bin Shen 《Science Bulletin》 SCIE EI CAS CSCD 2016年第10期752-754,共3页
Gene over-expression or under-expression is closely associated with human diseases, which contributes to phenotypic variations and diversity. To our best knowledge, there is no single open specific resource available ... Gene over-expression or under-expression is closely associated with human diseases, which contributes to phenotypic variations and diversity. To our best knowledge, there is no single open specific resource available to provide the association information between gene over- or under-expression and various diseases. In this study, we presented a comprehensive disease-associated over- and under-expressed gene database (OUGene) based on our proposed text mining pipeline and several open curated databases. It contains total 41,269 unique associa- tions between 7,238 over- or under-expressed genes and 1,480 diseases, which are supported by 81,974 evidence sentences from 56,442 articles. The OUGene is compre- hensive and covers most important therapeutic areas. Meanwhile a new scoring system is designed to rank the associations based on benchmarking against hand-curated data. OUGene provides an easy-of-use web interface for researchers to analyze these data and visualize the associ- ated networks, which can give insights to the complex relationships between over- and under-expressed genes and diseases at a system level. It is available at www.csbio.sjtu. edu.cn/bioinf/OUGene/. 展开更多
关键词 Text mining Gene over- and under-expression DISEASE DATABASE
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