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CIKM
2005
Springer
14 years 2 months ago
Optimizing cursor movement in holistic twig joins
Holistic twig join algorithms represent the state of the art for evaluating path expressions in XML queries. Using inverted indexes on XML elements, holistic twig joins move a set...
Marcus Fontoura, Vanja Josifovski, Eugene J. Sheki...
VLDB
2004
ACM
119views Database» more  VLDB 2004»
14 years 2 months ago
Supporting Ontology-Based Semantic matching in RDBMS
Ontologies are increasingly being used to build applications that utilize domain-specific knowledge. This paper addresses the problem of supporting ontology-based semantic matchin...
Souripriya Das, Eugene Inseok Chong, George Eadon,...
CIKM
2003
Springer
14 years 2 months ago
Question answering from the web using knowledge annotation and knowledge mining techniques
We present a strategy for answering fact-based natural language questions that is guided by a characterization of realworld user queries. Our approach, implemented in a system cal...
Jimmy J. Lin, Boris Katz
AVI
2004
13 years 10 months ago
Sketch-based retrieval of ClipArt drawings
These days there are a lot of vector drawings available for people to integrate into documents. These come in a variety of formats, such as Corel, Postscript, CGM, WMF and recentl...
Manuel J. Fonseca, Bruno Barroso, Pedro Ribeiro, J...
ICDE
1998
IEEE
103views Database» more  ICDE 1998»
14 years 10 months ago
Online Generation of Association Rules
We have a large database consisting of sales transactions. We investigate the problem of online mining of association rules in this large database. We show how to preprocess the d...
Charu C. Aggarwal, Philip S. Yu