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» Unsupervised query segmentation using only query logs
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ICLP
2010
Springer
13 years 11 months ago
Dedicated Tabling for a Probabilistic Setting
ProbLog is a probabilistic framework that extends Prolog with probabilistic facts. To compute the probability of a query, the complete SLD proof tree of the query is collected as a...
Theofrastos Mantadelis, Gerda Janssens
CIKM
1998
Springer
14 years 1 days ago
Selectivity Estimation of Window Queries
Despite of the fact that large line segment datasets are appearing more and more frequently in numerous applications involving spatial data, such as GIS 8, 9] multimedia 6] and ev...
Guido Proietti, Christos Faloutsos
W2GIS
2005
Springer
14 years 1 months ago
The Self-relocating Index Scheme for Telematics GIS
The history management of vehicles is important in telematics applications. To process queries for history data, trajectories, we generally use trajectory-preserving index schemes ...
Duksung Lim, Bonghee Hong, Daesoo Cho
CLEF
2003
Springer
14 years 1 months ago
Pruning Texts with NLP and Expanding Queries with an Ontology: TagSearch
: The basic line of our action is first to use natural language processing to prune the texts and the query, and secondly to use an ontology to expand the queries. Last year The sy...
Gil Francopoulo
CIKM
2007
Springer
14 years 2 months ago
Predictive user click models based on click-through history
Web search engines consistently collect information about users interaction with the system: they record the query they issued, the URL of presented and selected documents along w...
Benjamin Piwowarski, Hugo Zaragoza