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GIS
2009
ACM
15 years 10 months ago
Data structures and intersection algorithms for 3D spatial data types
Apart from visualization tasks, three-dimensional (3D) data management features are not or only hardly available in current spatial database systems and Geographic Information Sys...
Tao Chen, Markus Schneider
SIGMOD
2003
ACM
136views Database» more  SIGMOD 2003»
16 years 6 months ago
A Characterization of the Sensitivity of Query Optimization to Storage Access Cost Parameters
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
Frederick Reiss, Tapas Kanungo
GECCO
2010
Springer
196views Optimization» more  GECCO 2010»
15 years 10 months ago
Using synthetic test suites to empirically compare search-based and greedy prioritizers
The increase in the complexity of modern software has led to the commensurate growth in the size and execution time of the test suites for these programs. In order to address this...
Zachary D. Williams, Gregory M. Kapfhammer
CAD
2007
Springer
15 years 6 months ago
Generating strictly non-self-overlapping structured quadrilateral grids
In this paper, we present a BPM (Bézier Patch Mapping) algorithm which generates a strictly non-self-overlapping structured quadrilateral grid in a given four-sided planar region...
Hongwei Lin, Kai Tang, Ajay Joneja, Hujun Bao
TC
1998
15 years 5 months ago
Optimizing the Instruction Cache Performance of the Operating System
—High instruction cache hit rates are key to high performance. One known technique to improve the hit rate of caches is to minimize cache interference by improving the layout of ...
Josep Torrellas, Chun Xia, Russell L. Daigle