469 search results - page 72 / 94 » Cluster-based query expansion |
BMCBI
2002
14 years 10 months ago
2002
Background: Expressed sequence tags (ESTs) are single pass reads from randomly selected cDNA clones. They provide a highly cost-effective method to access and identify expressed g...
TREC
2004
14 years 11 months ago
2004
In TREC 2004, IRIT modified important features of the strategy that was developed for TREC 2003. Changes include tuning parameter values, topic expansion and exploitation of sente...
WWW
2009
ACM
15 years 10 months ago
2009
ACM
In this poster, a tool named BUCEFALO is presented. This tool is specially designed to improve the information retrieval tasks in web-based Personal Health Records (PHR). This too...
ICCS
2005
Springer
15 years 3 months ago
2005
Springer
Abstract We describe the ‘Hierarchical as View’ approach to knowledge integration from heterogeneous sources. This is based on a novel representation called Layered Conceptual ...
98
Voted
ICDT
2005
ACM
15 years 3 months ago
2005
ACM
We give two sufficient conditions on XPath like languages for having first order expressivity, meaning that every first order definable set of paths in an ordered node-labeled t...