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» Querying Web Data - The WebQA Approach
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CBMS
2006
IEEE
15 years 3 months ago
An Ontology-Driven Mediator for Querying Time-Oriented Biomedical Data
— Most biomedical research databases contain considerable amounts of time-oriented data. However, temporal knowledge about the contextual meaning of such data is not usually repr...
Martin J. O'Connor, Ravi Shankar, Amar K. Das
WSDM
2012
ACM
285views Data Mining» more  WSDM 2012»
13 years 5 months ago
Probabilistic models for personalizing web search
We present a new approach for personalizing Web search results to a specific user. Ranking functions for Web search engines are typically trained by machine learning algorithms u...
David Sontag, Kevyn Collins-Thompson, Paul N. Benn...
CIMCA
2005
IEEE
15 years 3 months ago
Fibered Guard - A Hybrid Intelligent Approach to Denial of Service Prevention
This paper describes the system “Fibered Guard”, which is a hybrid intelligent web access management approach for the prevention of Denial of Service (DoS) and Distributed Deni...
Marvin Oliver Schneider, Jacques Calmet
CIKM
2010
Springer
14 years 8 months ago
Preference query evaluation over expensive attributes
Most database systems allow query processing over attributes that are derived at query runtime (e.g., user-defined functions and remote data calls to web services), making them e...
Justin J. Levandoski, Mohamed F. Mokbel, Mohamed E...
IDEAS
2005
IEEE
142views Database» more  IDEAS 2005»
15 years 3 months ago
Automatically Maintaining Wrappers for Web Sources
A substantial subset of the web data follows some kind of underlying structure. Nevertheless, HTML does not contain any schema or semantic information about the data it represents...
Juan Raposo, Alberto Pan, Manuel Álvarez, J...