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ICDE
2001
IEEE
149views Database» more  ICDE 2001»
14 years 10 months ago
Selectivity Estimation for Spatial Joins
Spatial Joins are important and time consuming operations in spatial database management systems. It is crucial to be able to accurately estimate the performance of these operatio...
Ning An, Zhen-Yu Yang, Anand Sivasubramaniam
CORR
2010
Springer
127views Education» more  CORR 2010»
13 years 8 months ago
Profile Based Sub-Image Search in Image Databases
Sub-image search with high accuracy in natural images still remains a challenging problem. This paper proposes a new feature vector called profile for a keypoint in a bag of visual...
Vishwakarma Singh, Ambuj K. Singh
GIS
1995
ACM
14 years 9 days ago
Collaborative Spatial Decision Making with Qualitative Constraints
: Usually spatial planning problems involve a large number of decision makers with different backgrounds and interests. The process of Collaborative Spatial Decision Making (CSDM)...
Nikos I. Karacapilidis, Dimitris Papadias, Max J. ...
GIS
2007
ACM
14 years 9 months ago
An interactive framework for raster data spatial joins
Many Geographic Information System (GIS) applications must handle large geospatial datasets stored in raster representation. Spatial joins over raster data are important queries i...
Wan D. Bae, Petr Vojtechovský, Shayma Alkob...
EDBT
2010
ACM
185views Database» more  EDBT 2010»
13 years 10 months ago
Probabilistic threshold k nearest neighbor queries over moving objects in symbolic indoor space
The availability of indoor positioning renders it possible to deploy location-based services in indoor spaces. Many such services will benefit from the efficient support for k n...
Bin Yang 0002, Hua Lu, Christian S. Jensen