Sciweavers

521 search results - page 29 / 105
» Answering Queries by Semantic Caches
Sort
View
GIS
2009
ACM
15 years 2 months ago
In-network query processing in mobile P2P databases
The in-network query processing paradigm in sensor networks postulates that a query is routed among sensors and collects the answers from the sensors on its trajectory. It works f...
Bo Xu, Fatemeh Vafaee, Ouri Wolfson
ACSC
2006
IEEE
15 years 4 months ago
A semantic approach to boost passage retrieval effectiveness for question answering
In the current state of the rapid growth of information resources and the huge number of requests submitted by users to existing information retrieval systems; recently, Question ...
Bahadorreza Ofoghi, John Yearwood, Ranadhir Ghosh
IPPS
2007
IEEE
15 years 4 months ago
Implementing OLAP Query Fragment Aggregation and Recombination for the OLAP Enabled Grid
In this paper we propose a new query processing method for the OLAP Enabled Grid, which blends sophisticated cache extraction techniques and data grid scheduling to efficiently s...
Michael Lawrence, Frank K. H. A. Dehne, Andrew Rau...
WWW
2004
ACM
15 years 10 months ago
Remindin': semantic query routing in peer-to-peer networks based on social metaphors
In peer-to-peer networks, finding the appropriate answer for an information request, such as the answer to a query for RDF(S) data, depends on selecting the right peer in the netw...
Christoph Tempich, Steffen Staab, Adrian Wranik
SIGMOD
1995
ACM
88views Database» more  SIGMOD 1995»
15 years 1 months ago
Semantic Assumptions and Query Evaluation in Temporal Databases
When querying a temporal database, a user often makes certain semantic assumptions on stored temporal data. This paper formalizes and studies two types of semantic assumptions: po...
Claudio Bettini, Xiaoyang Sean Wang, Elisa Bertino...