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» Evaluating Top-k Selection Queries
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PODS
1999
ACM
133views Database» more  PODS 1999»
13 years 12 months ago
Processing and Optimization of Multiway Spatial Joins Using R-Trees
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...
Dimitris Papadias, Nikos Mamoulis, Yannis Theodori...
APNOMS
2006
Springer
13 years 11 months ago
Information-Driven Task Routing for Network Management in Wireless Sensor Networks
Wireless sensor networks (WSNs) consist of a large collection of small nodes providing collaborative and distributed sensing ability in unpredictable environments. Given their unat...
Yu Liu, Yumei Wang, Lin Zhang, Chan-Hyun Youn
CLEF
2006
Springer
13 years 11 months ago
A High Precision Information Retrieval Method for WiQA
This paper presents Wolverhampton University's participation in the WiQA competition. The method chosen for this task combines a high precision, but low recall information re...
Constantin Orasan, Georgiana Puscasu
LREC
2010
169views Education» more  LREC 2010»
13 years 9 months ago
Identification of the Question Focus: Combining Syntactic Analysis and Ontology-based Lookup through the User Interaction
Most question-answering systems contain a classifier module which determines a question category, based on which each question is assigned an answer type. However, setting up synt...
Danica Damljanovic, Milan Agatonovic, Hamish Cunni...
FAST
2004
13 years 9 months ago
Diamond: A Storage Architecture for Early Discard in Interactive Search
This paper explores the concept of early discard for interactive search of unindexed data. Processing data inside storage devices using downloaded searchlet code enables Diamond t...
Larry Huston, Rahul Sukthankar, Rajiv Wickremesing...