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CIKM
2009
Springer
15 years 6 months ago
Characterizing and predicting search engine switching behavior
Search engine switching describes the voluntarily transition from one Web search engine to another. In this paper we present a study of search engine switching behavior that combi...
Ryen W. White, Susan T. Dumais
COCO
2009
Springer
128views Algorithms» more  COCO 2009»
15 years 6 months ago
Inapproximability of Vertex Cover and Independent Set in Bounded Degree Graphs
We study the inapproximability of Vertex Cover and Independent Set on degree d graphs. We prove that: • Vertex Cover is Unique Games-hard to approximate to within a factor 2−(...
Per Austrin, Subhash Khot, Muli Safra
ISCIS
2009
Springer
15 years 6 months ago
A web-based data source for metabolomics
—With the development of improved and cost-effective technologies, it is now possible to detect thousands of metabolites in biofluids or specific organs, and reliably quantify th...
Ali Cakmak, Arun Dsouza, Richard Hanson, Gultekin ...
MDM
2009
Springer
118views Communications» more  MDM 2009»
15 years 6 months ago
DigestJoin: Exploiting Fast Random Reads for Flash-Based Joins
Abstract—Flash disks have been an emerging secondary storage media. In particular, there have been portable devices, multimedia players and laptop computers that are configured ...
Yu Li, Sai Tung On, Jianliang Xu, Byron Choi, Haib...
OTM
2009
Springer
15 years 6 months ago
Efficient Management of Biomedical Ontology Versions
Abstract. Ontologies have become very popular in life sciences and other domains. They mostly undergo continuous changes and new ontology versions are frequently released. However,...
Toralf Kirsten, Michael Hartung, Anika Gross, Erha...