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» Comparing relevance feedback algorithms for web search
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ICDE
2009
IEEE
159views Database» more  ICDE 2009»
14 years 3 months ago
ApproxRank: Estimating Rank for a Subgraph
Abstract— Customized semantic query answering, personalized search, focused crawlers and localized search engines frequently focus on ranking the pages contained within a subgrap...
Yao Wu, Louiqa Raschid
ICCS
2009
Springer
13 years 6 months ago
Evaluating the Jaccard-Tanimoto Index on Multi-core Architectures
The Jaccard/Tanimoto coefficient is an important workload, used in a large variety of problems including drug design fingerprinting, clustering analysis, similarity web searching a...
Vipin Sachdeva, Douglas M. Freimuth, Chris Mueller
MIR
2010
ACM
232views Multimedia» more  MIR 2010»
14 years 3 months ago
Exploiting external knowledge to improve video retrieval
Most video retrieval systems are multimodal, commonly relying on textual information, low- and high-level semantic features extracted from query visual examples. In this work, we ...
David Vallet, Iván Cantador, Joemon M. Jose
EDBT
2012
ACM
247views Database» more  EDBT 2012»
11 years 10 months ago
Heuristics-based query optimisation for SPARQL
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
Petros Tsialiamanis, Lefteris Sidirourgos, Irini F...
EDBT
2006
ACM
191views Database» more  EDBT 2006»
14 years 8 months ago
Distributed Spatial Clustering in Sensor Networks
Abstract. Sensor networks monitor physical phenomena over large geographic regions. Scientists can gain valuable insight into these phenomena, if they understand the underlying dat...
Anand Meka, Ambuj K. Singh