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» Answering Queries using Humans, Algorithms and Databases
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108
Voted
PODS
2003
ACM
114views Database» more  PODS 2003»
16 years 2 months ago
Soft stratification for magic set based query evaluation in deductive databases
In this paper we propose a new bottom-up query evaluation method for stratified deductive databases based on the Magic Set approach. As the Magic Sets rewriting may lead to unstra...
Andreas Behrend
CLEF
2004
Springer
15 years 7 months ago
Summarization Design for Interactive Cross-Language Question Answering
Abstract. This paper describes an experimental investigation of interactive techniques for cross-language information access. The task was to answer factual questions from a large ...
Daqing He, Jianqiang Wang, Jun Luo, Douglas W. Oar...
ICDE
2007
IEEE
138views Database» more  ICDE 2007»
16 years 3 months ago
Representing and Querying Correlated Tuples in Probabilistic Databases
Probabilistic databases have received considerable attention recently due to the need for storing uncertain data produced by many real world applications. The widespread use of pr...
Prithviraj Sen, Amol Deshpande
126
Voted
SIGMOD
2002
ACM
134views Database» more  SIGMOD 2002»
16 years 2 months ago
Wavelet synopses with error guarantees
Recent work has demonstrated the effectiveness of the wavelet decomposition in reducing large amounts of data to compact sets of wavelet coefficients (termed "wavelet synopse...
Minos N. Garofalakis, Phillip B. Gibbons
128
Voted
EDBT
2009
ACM
208views Database» more  EDBT 2009»
15 years 8 months ago
Flexible and efficient querying and ranking on hyperlinked data sources
There has been an explosion of hyperlinked data in many domains, e.g., the biological Web. Expressive query languages and effective ranking techniques are required to convert this...
Ramakrishna Varadarajan, Vagelis Hristidis, Louiqa...