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» Query Performance Prediction: Evaluation Contrasted with Eff...
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SMC
2007
IEEE
103views Control Systems» more  SMC 2007»
15 years 10 months ago
A new evaluation measure for information retrieval systems
Abstract— Some of the established approaches to evaluating text clustering algorithms for information retrieval show theoretical flaws. In this paper, we analyze these flaws an...
Martin Mehlitz, Christian Bauckhage, Jér&oc...
BMCBI
2010
99views more  BMCBI 2010»
15 years 4 months ago
Different effects of the probe summarization algorithms PLIER and RMA on high-level analysis of Affymetrix exon arrays
Background: Alternative splicing is an important mechanism that increases protein diversity and functionality in higher eukaryotes. Affymetrix exon arrays are a commercialized pla...
Yi Qu, Fei He, Yuchen Chen
SIGMOD
2008
ACM
127views Database» more  SIGMOD 2008»
15 years 4 months ago
Minimization of tree pattern queries with constraints
Tree pattern queries (TPQs) provide a natural and easy formalism to query tree-structured XML data, and the efficient processing of such queries has attracted a lot of attention. ...
Ding Chen, Chee Yong Chan
142
Voted
EDBT
2009
ACM
90views Database» more  EDBT 2009»
15 years 9 months ago
Parallelization of XPath queries using multi-core processors: challenges and experiences
In this study, we present experiences of parallelizing XPath queries using the Xalan XPath engine on shared-address space multi-core systems. For our evaluation, we consider a sce...
Rajesh Bordawekar, Lipyeow Lim, Oded Shmueli
WWW
2006
ACM
16 years 5 months ago
Mining search engine query logs for query recommendation
This paper presents a simple and intuitive method for mining search engine query logs to get fast query recommendations on a large scale industrial-strength search engine. In orde...
Zhiyong Zhang, Olfa Nasraoui