Sciweavers

176 search results - page 7 / 36
» The Buddy-Tree: An Efficient and Robust Access Method for Sp...
Sort
View
SSD
2001
Springer
120views Database» more  SSD 2001»
13 years 12 months ago
Design and Implementation of Multi-scale Databases
The need to access spatial data at multiple levels of detail is a fundamental requirement of many applications of geographical information, yet conventional spatial database access...
Sheng Zhou, Christopher B. Jones
SAC
2002
ACM
13 years 7 months ago
Decision tree classification of spatial data streams using Peano Count Trees
Many organizations have large quantities of spatial data collected in various application areas, including remote sensing, geographical information systems (GIS), astronomy, compu...
Qiang Ding, Qin Ding, William Perrizo
SIAMSC
2008
131views more  SIAMSC 2008»
13 years 7 months ago
Gramian-Based Model Reduction for Data-Sparse Systems
Model order reduction (MOR) is common in simulation, control and optimization of complex dynamical systems arising in modeling of physical processes and in the spatial discretizati...
Ulrike Baur, Peter Benner
ICIP
2005
IEEE
14 years 9 months ago
A spatial image hierarchy for compression in image-based-rendering
Image-based rendering (IBR) systems create photorealistic views of complex 3D environments by resampling large collections of images captured in the environment. The quality of th...
Daniel G. Aliaga, Ingrid Carlbom
SIGMOD
2001
ACM
229views Database» more  SIGMOD 2001»
14 years 7 months ago
A Robust, Optimization-Based Approach for Approximate Answering of Aggregate Queries
The ability to approximately answer aggregation queries accurately and efficiently is of great benefit for decision support and data mining tools. In contrast to previous sampling...
Surajit Chaudhuri, Gautam Das, Vivek R. Narasayya