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» Spatial Reasoning for Information Brokering
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GIS
2006
ACM
15 years 10 months ago
Efficient GML-native processors for web-based GIS: techniques and tools
Geography Markup Language (GML) is an XML-based language for the markup, storage, and exchange of geospatial data. It provides a rich geospatial vocabulary and allows flexible doc...
Chia-Hsin Huang, Tyng-Ruey Chuang, Dong-Po Deng, H...
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GIS
2003
ACM
15 years 10 months ago
A predictive location model for location-based services
Location-Based Services (LBSs) utilize information about users' locations through location-aware mobile devices to provide services, such as nearest features of interest, the...
Hassan A. Karimi, Xiong Liu
SIGMOD
2008
ACM
210views Database» more  SIGMOD 2008»
15 years 9 months ago
Private queries in location based services: anonymizers are not necessary
Mobile devices equipped with positioning capabilities (e.g., GPS) can ask location-dependent queries to Location Based Services (LBS). To protect privacy, the user location must n...
Gabriel Ghinita, Panos Kalnis, Ali Khoshgozaran, C...
GIS
2009
ACM
15 years 4 months ago
Constrained reverse nearest neighbor search on mobile objects
In this paper, we formalize the novel concept of Constrained Reverse k-Nearest Neighbor (CRkNN) search on mobile objects (clients) performed at a central server. The CRkNN query c...
Tobias Emrich, Hans-Peter Kriegel, Peer Kröge...
ASIAMS
2007
IEEE
15 years 3 months ago
Rough-Fuzzy Granulation, Rough Entropy and Image Segmentation
This talk has two parts explaining the significance of Rough sets in granular computing in terms of rough set rules and in uncertainty handling in terms of lower and upper approxi...
Sankar K. Pal