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» Query Processing Using Ontologies
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174
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TIME
2006
IEEE
15 years 11 months ago
In time alone: on the computational power of querying the history
Querying its own history is an important mechanism in the computations, especially those interacting with people or other computations such as transaction processing, electronic d...
Alexei Lisitsa, Igor Potapov
PODS
1998
ACM
152views Database» more  PODS 1998»
15 years 9 months ago
A Cost Model for Similarity Queries in Metric Spaces
We consider the problem of estimating CPU (distance computations) and I/O costs for processing range and k-nearest neighbors queries over metric spaces. Unlike the specific case ...
Paolo Ciaccia, Marco Patella, Pavel Zezula
EUROPAR
2008
Springer
15 years 6 months ago
Complex Queries for Moving Object Databases in DHT-Based Systems
Abstract. Distributed moving object database servers are a feasible solution to the scalability problem of centralized database systems. In this paper we propose a distributed inde...
Cecilia Hernández, M. Andrea Rodrígu...
PRIS
2004
15 years 6 months ago
Similarity Range Queries in Streaming Time Series
Similarity search in time series databases is an important research direction. Several methods have been proposed in order to provide algorithms for efficient query processing in t...
Maria Kontaki, Apostolos Papadopoulos, Yannis Mano...
127
Voted
IPM
2008
114views more  IPM 2008»
15 years 5 months ago
User-assisted query translation for interactive cross-language information retrieval
Interactive Cross-Language Information Retrieval (CLIR), a process in which searcher and system collaborate to find documents that satisfy an information need regardless of the la...
Douglas W. Oard, Daqing He, Jianqiang Wang