250 search results - page 28 / 50 » Tree pattern query minimization |
162
Voted
GIS
2006
ACM
15 years 10 months ago
2006
ACM
In this paper we describe work on the automatic recognition of island structures. In an initial phase several test persons were asked to mark groups of islands that they perceived...
SSD
1999
Springer
15 years 1 months ago
1999
Springer
We provide an evaluation of query execution plans (QEP) in the case of queries with one or two spatial joins. The QEPs assume R -tree indexed relations and use a common set of spat...
AUSDM
2006
Springer
15 years 1 months ago
2006
Springer
Data mining is currently becoming an increasingly hot research field, but a large gap still remains between the research of data mining and its application in real-world business....
IWCC
1999
IEEE
15 years 1 months ago
1999
IEEE
In this paper, we present techniques and algorithms to improve the performance of various communication patterns on message-passing platforms where, for reasons of safety, user-le...
PAKDD
2007
ACM
15 years 3 months ago
2007
ACM
In this paper, we investigate and utilize the characteristic of the group movement of objects to achieve energy conservation in the inherently resource-constrained wireless object ...