1213 search results - page 48 / 243 » Approximation in quantale-enriched categories |
162
Voted
COMPGEOM
2008
ACM
15 years 5 months ago
2008
ACM
We introduce a hierarchical partitioning scheme of the Euclidean plane, called circular partitions. Such a partition consists of a hierarchy of convex polygons, each having small ...
145
Voted
CGF
2008
15 years 3 months ago
2008
We present a method for rendering approximate soft shadows and diffuse indirect illumination in dynamic scenes. The proposed method approximates the original scene geometry with a...
140
Voted
GIS
2010
ACM
15 years 2 months ago
2010
ACM
Many Web sites support keyword search on their spatial data, such as business listings and photos. In these systems, inconsistencies and errors can exist in both queries and the d...
237
Voted
PODS
2009
ACM
16 years 4 months ago
2009
ACM
Database technology is playing an increasingly important role in understanding and solving large-scale and complex scientific and societal problems and phenomena, for instance, un...
180
Voted
PODS
2011
ACM
14 years 6 months ago
2011
ACM
In deletion propagation, tuples from the database are deleted in order to reflect the deletion of a tuple from the view. Such an operation may result in the (often necessary) del...