VLDB
2008
ACM
14 years 11 months ago
2008
ACM
Abstract Sensor devices produce data that are unreliable, low-level, and seldom able to be used directly by applications. In this paper, we propose Metaphysical Data Independence (...
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
Mapping composition is a fundamental operation in metadata driven applications. Given a mapping over schemas 1 and 2 and a mapping over schemas 2 and 3, the composition problem is...
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
The existing predictive spatiotemporal indexes can be classified into two categories, depending on whether they are based on the primal or dual methodology. Although we have gaine...
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
Several variations of nearest neighbor (NN) query have been investigated by the database community. However, realworld applications often result in the formulation of new variatio...
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
Besides traditional domains (e.g., resource allocation, data mining applications), algorithms for medoid computation and related problems will play an important role in numerous e...
VLDB
2008
ACM
14 years 11 months ago
2008
ACM
XML query processing based on labeling schemes has been thoroughly studied in the past several years. Recently efficient processing of updates in dynamic XML data has gained more a...