368 search results - page 13 / 74 » Efficient exploitation of similar subexpressions for query p... |
EDBT
2009
ACM
14 years 2 months ago
2009
ACM
In recent years, large amount of data modeled by graphs, namely graph data, have been collected in various domains. Efficiently processing queries on graph databases has attracted...
ICCBR
2003
Springer
14 years 28 days ago
2003
Springer
Abstract. This paper describes an approach to product recommendation that combines in a novel way content- and collaborative-based filtering techniques. The system helps the user ...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
In recent years, the sketch-based technique has been presented as an effective method for counting stream items on processors with limited storage and processing capabilities, such...
PODS
1998
ACM
13 years 12 months ago
1998
ACM
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 ...
ADBIS
2010
Springer
13 years 9 months ago
2010
Springer
Abstract. The need for location-based services has motivated an important research effort in the efficient processing of location-dependent queries. Most of the existing approaches...