156 search results - page 18 / 32 » An Extensible Framework for Spatio-Temporal Database Applica... |
SSD
2001
Springer
14 years 4 days ago
2001
Springer
The design of external index structures for one- and multidimensional extended objects is a long and well studied subject in basic database research. Today, more and more commercia...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
A hierarchical framework for the recognition of complex deformable shapes is developed. In extension to traditional approaches an additional layer of control is introduced to guid...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Existing SQL aggregate functions present important limitations to compute percentages. This article proposes two SQL aggregate functions to compute percentages addressing such lim...
DEXAW
1999
IEEE
14 years 1 days ago
1999
IEEE
We propose an information push model information dissemination to mobile users, called dynamic channel model. It is a set of extensions to the conceptual models developed for info...
DEXA
2008
Springer
13 years 9 months ago
2008
Springer
There is an extensive literature on data mining techniques, including several applications of these techniques in the e-commerce setting. However, all previous approaches require t...