3456 search results - page 445 / 692 » Semantics in Spatial Databases |
172
click to vote
JCST
2008
15 years 6 months ago
2008
Abstract Clustering text data streams is an important issue in data mining community and has a number of applications such as news group filtering, text crawling, document organiza...
301
click to vote
ICDE
2009
IEEE
16 years 8 months ago
2009
IEEE
Abstract--With the advance of wireless communication technology, it is quite common for people to view maps or get related services from the handheld devices, such as mobile phones...
268
click to vote
ICDE
2004
IEEE
16 years 8 months ago
2004
IEEE
Terrain can be approximated by a triangular mesh consisting millions of 3D points. Multiresolution triangular mesh (MTM) structures are designed to support applications that use t...
278
click to vote
ICDE
1998
IEEE
16 years 7 months ago
1998
IEEE
?Past R-tree studies have focused on the number of nodes visited as a metric of query performance. Since database systems usually include a buffering mechanism, we propose that the...
266
click to vote
GIS
2008
ACM
16 years 7 months ago
2008
ACM
In order to provide context?aware Location?Based Services, real location data of mobile users must be collected and analyzed by spatio?temporal data mining methods. However, the d...