8 search results - page 1 / 2 » Hardware Acceleration for Spatial Selections and Joins |
SIGMOD
2003
ACM
14 years 4 months ago
2003
ACM
Spatial database operations are typically performed in two steps. In the filtering step, indexes and the minimum bounding rectangles (MBRs) of the objects are used to quickly dete...
TKDE
1998
13 years 4 months ago
1998
—Existing methods for spatial joins require pre-existing spatial indices or other precomputation, but such approaches are inefficient and limited in generality. Operand data sets...
DASFAA
2004
IEEE
13 years 8 months ago
2004
IEEE
Relational index structures, as for instance the Relational Interval Tree or the Linear Quadtree, support efficient processing of queries on top of existing object-relational datab...
VISUALIZATION
2005
IEEE
13 years 10 months ago
2005
IEEE
GPU-based raycasting offers an interesting alternative to conventional slice-based volume rendering due to the inherent flexibility and the high quality of the generated images. ...
VLDB
1994
ACM
13 years 8 months ago
1994
ACM
Global clustering has rarely been investigated in the area of spatial database systems although dramatic performance improvements can be achieved by using suitable techniques. In ...