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» Metric operations on fuzzy spatial objects in databases
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GIS
2000
ACM
13 years 8 months ago
Metric operations on fuzzy spatial objects in databases
Uncertainty management for geometric data is currently an important problem for (extensible) databases in general and for spatial databases, image databases, and GIS in particular...
Markus Schneider
IPMU
2010
Springer
13 years 9 months ago
Plateau Regions: An Implementation Concept for Fuzzy Regions in Spatial Databases and GIS
Abstract. Many geographical applications need to model spatial phenomena with vague or indeterminate boundaries and interiors. A popular paradigm adopted by the GIS community for t...
Virupaksha Kanjilal, Hechen Liu, Markus Schneider
ICDE
2005
IEEE
93views Database» more  ICDE 2005»
14 years 5 months ago
Fuzzy Spatial Objects: An Algebra Implementation in SECONDO
Thomas Behr, Ralf Hartmut Güting
FUZZIEEE
2007
IEEE
13 years 10 months ago
Metrics for Vague Spatial Objects Based on the Concept of Mass
Abstract— Many spatial phenomena exhibit vagueness. Representation of such phenomena requires vague objects. In previous work, we provided definitions for vague objects: vague p...
Arta Dilo, Rolf A. de By, Alfred Stein
SIGMOD
2010
ACM
262views Database» more  SIGMOD 2010»
13 years 9 months ago
K-nearest neighbor search for fuzzy objects
The K-Nearest Neighbor search (kNN) problem has been investigated extensively in the past due to its broad range of applications. In this paper we study this problem in the contex...
Kai Zheng, Gabriel Pui Cheong Fung, Xiaofang Zhou