950 search results - page 112 / 190 » Evaluation over thousands of queries |
CIKM
2003
Springer
14 years 3 months ago
2003
Springer
Currently, stream data processing is an active area of research, which includes everything from algorithms and architectures for stream processing to modelling and analysis of var...
SIGMOD
1999
ACM
14 years 2 months ago
1999
ACM
Selectivity estimation of queries is an important and wellstudied problem in relational database systems. In this paper, we examine selectivity estimation in the context of Geogra...
VLDB
1998
ACM
14 years 2 months ago
1998
ACM
We propose and evaluate two indexing schemes for improving the efficiency of data retrieval in high-dimensional databases that are incomplete. These schemes are novel in that the ...
IQ
2007
13 years 11 months ago
2007
: Integrated access to distributed data is an important problem faced in many scientific and commercial applications. A data integration system provides a unified view for users to...
JIIS
2002
13 years 10 months ago
2002
Adaptable similarity queries based on quadratic form distance functions are widely popular in data mining application domains including multimedia, CAD, molecular biology or medica...