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» Query expansion using associated queries
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PODS
2007
ACM
159views Database» more  PODS 2007»
14 years 10 months ago
Generalized hypertree decompositions: np-hardness and tractable variants
The generalized hypertree width GHW(H) of a hypergraph H is a measure of its cyclicity. Classes of conjunctive queries or constraint satisfaction problems whose associated hypergr...
Georg Gottlob, Thomas Schwentick, Zoltán Mi...
3DPVT
2002
IEEE
121views Visualization» more  3DPVT 2002»
14 years 2 months ago
Analysis of Secondary Structure Elements of Proteins Using Indexing Techniques
In this paper we present a method for protein structure comparison that is based on indexing. Unlike most methods using indexing, ours does not use invariants of the C atoms of th...
Concettina Guerra, Stefano Lonardi, Giuseppe Zanot...
KDD
2009
ACM
190views Data Mining» more  KDD 2009»
14 years 10 months ago
Named entity mining from click-through data using weakly supervised latent dirichlet allocation
This paper addresses Named Entity Mining (NEM), in which we mine knowledge about named entities such as movies, games, and books from a huge amount of data. NEM is potentially use...
Gu Xu, Shuang-Hong Yang, Hang Li
SIGMOD
2004
ACM
88views Database» more  SIGMOD 2004»
14 years 10 months ago
Using Reasoning to Guide Annotation with Gene Ontology Terms in GOAT
High-quality annotation of biological data is central to bioinformatics. Annotation using terms from ontologies provides reliable computational access to data. The Gene Ontology (...
Michael Bada, Daniele Turi, Robin McEntire, Robert...
ISM
2005
IEEE
138views Multimedia» more  ISM 2005»
14 years 3 months ago
3DSEAM: a model for annotating 3D scenes using MPEG-7
The progress and the continuous evolution of computer capacities, as well as the emergence of the X3D standard have recently boosted the 3D domain. Associating some semantics with...
Ioan Marius Bilasco, Jérôme Gensel, M...