106 search results - page 15 / 22 » Extending a DBMS with Spatial Operations |
ICIP
2008
IEEE
14 years 1 months ago
2008
IEEE
Traditional background modeling and subtraction methods have a strong assumption that the scenes are of static structures with limited perturbation. These methods will perform poo...
ENVSOFT
2002
13 years 6 months ago
2002
Many challenges are associated with the integration of geographic information systems (GISs) with models in specific applications. One of them is adapting models to the environmen...
ICIP
2010
IEEE
13 years 4 months ago
2010
IEEE
Video editing plays an important role in today's cinematic post-production: editing operations are typically applied on a keyframe basis and propagated automatically to the r...
SIGGRAPH
1994
ACM
13 years 10 months ago
1994
ACM
Several existing volume rendering algorithms operate by factoring the viewing transformation into a 3D shear parallel to the data slices, a projection to form an intermediate but ...
PODS
1999
ACM
13 years 11 months ago
1999
ACM
We investigate the problem of how to extend constraint query languages with aggregate operators. We deal with standard relational aggregation, and also with aggregates speci c to ...