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» The State of the art in distributed query processing
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EDBT
2010
ACM
189views Database» more  EDBT 2010»
14 years 18 days ago
Efficient physical operators for cost-based XPath execution
The creation of a generic and modular query optimization and processing infrastructure can provide significant benefits to XML data management. Key pieces of such an infrastructur...
Haris Georgiadis, Minas Charalambides, Vasilis Vas...
ATAL
2007
Springer
14 years 1 months ago
A globally optimal algorithm for TTD-MDPs
In this paper, we discuss the use of Targeted Trajectory Distribution Markov Decision Processes (TTD-MDPs)—a variant of MDPs in which the goal is to realize a specified distrib...
Sooraj Bhat, David L. Roberts, Mark J. Nelson, Cha...
WWW
2004
ACM
14 years 8 months ago
SEMPL: a semantic portal
Semantic Web technology is intended for the retrieval, collection, and analysis of meaningful data with significant automation afforded by machine understandability of data [1]. A...
Matthew Perry, E. Stiles
EDBT
2008
ACM
129views Database» more  EDBT 2008»
14 years 7 months ago
Continuous multi-way joins over distributed hash tables
This paper studies the problem of evaluating continuous multi-way joins on top of Distributed Hash Tables (DHTs). We present a novel algorithm, called recursive join (RJoin), that...
Stratos Idreos, Erietta Liarou, Manolis Koubarakis
HICSS
2006
IEEE
163views Biometrics» more  HICSS 2006»
14 years 1 months ago
Learning Ranking vs. Modeling Relevance
The classical (ad hoc) document retrieval problem has been traditionally approached through ranking according to heuristically developed functions (such as tf.idf or bm25) or gene...
Dmitri Roussinov, Weiguo Fan