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COSIT
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. The modeling of concepts from a cognitive perspective is important for designing spatial information systems that interoperate with human users. Concept representations t...
DBPL
1999
Springer
15 years 1 months ago
1999
Springer
Linear constraint databases and query languages are appropriate for spatial database applications. Not only the data model is natural to represent a large portion of spatial data s...
PG
2007
IEEE
15 years 3 months ago
2007
IEEE
We describe a new algorithm for the visualisation of implicit algebraic curves, which isolates the singular points, compute the topological degree around these points in order to ...
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MIS
2001
Springer
15 years 2 months ago
2001
Springer
Multimedia databases deal with storage and retrieval of complex descriptors of image contents, called features. Traditional techniques consider features as “black boxes,” ofte...
SODA
2004
ACM
14 years 11 months ago
2004
ACM
We close the gaps between known lower and upper bounds for the online partial-sums problem in the RAM and group models of computation. If elements are chosen from an abstract grou...