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ICDE
2007
IEEE
125views Database» more  ICDE 2007»
15 years 6 months ago
Analyses and Fundamental ideas for a Relation Extraction Approach
Relation extraction is a difficult open research problem with important applications in several fields such as knowledge management, web mining, ontology building, intelligent sys...
Lobna Karoui, Marie-Aude Aufaure, Nacéra Be...
DEXAW
2010
IEEE
201views Database» more  DEXAW 2010»
14 years 10 months ago
Keyword Extraction Using Word Co-occurrence
—A common strategy to assign keywords to documents is to select the most appropriate words from the document text. One of the most important criteria for a word to be selected as...
Christian Wartena, Rogier Brussee, Wout Slakhorst
ICDE
2006
IEEE
179views Database» more  ICDE 2006»
16 years 1 months ago
Distributed Evaluation of Continuous Equi-join Queries over Large Structured Overlay Networks
We study the problem of continuous relational query processing in Internet-scale overlay networks realized by distributed hash tables. We concentrate on the case of continuous two...
Stratos Idreos, Christos Tryfonopoulos, Manolis Ko...
PODS
2002
ACM
117views Database» more  PODS 2002»
15 years 12 months ago
Monadic Datalog and the Expressive Power of Languages for Web Information Extraction
Research on information extraction from Web pages (wrapping) has seen much activity in recent times (particularly systems implementations), but little work has been done on formal...
Georg Gottlob, Christoph Koch
WSDM
2012
ACM
214views Data Mining» more  WSDM 2012»
13 years 7 months ago
Selecting actions for resource-bounded information extraction using reinforcement learning
Given a database with missing or uncertain content, our goal is to correct and fill the database by extracting specific information from a large corpus such as the Web, and to d...
Pallika H. Kanani, Andrew K. McCallum