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» Data Base Mappings and Theory of Sketches
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ICCS
2007
Springer
14 years 1 months ago
Density Based Fuzzy Membership Functions in the Context of Geocomputation
Geocomputation has a long tradition in dealing with fuzzyness in different contexts, most notably in the challenges created by the representation of geographic space in digital for...
Victor Sousa Lobo, Fernando Bação, M...
CGF
2008
118views more  CGF 2008»
13 years 7 months ago
Image-Based Surface Compression
We present a generic framework for compression of densely sampled 3D surfaces in order to satisfy the increasing demand for storing large amounts of 3D content. We decompose a giv...
Tilo Ochotta, Dietmar Saupe
ICDT
2010
ACM
211views Database» more  ICDT 2010»
14 years 4 months ago
Probabilistic Data Exchange
The work reported here lays the foundations of data exchange in the presence of probabilistic data. This requires rethinking the very basic concepts of traditional data exchange, ...
Ronald Fagin, Benny Kimelfeld, Phokion Kolaitis
ADBIS
1997
Springer
109views Database» more  ADBIS 1997»
13 years 11 months ago
A Graphical Yet Formalized Framework for Specifying View Systems
A graphical formalized language is proposed for specifying systems of views over database schemas. The language is based on the notion of arrow (mapping) between data schemas and ...
Zinovy Diskin, Boris Cadish
SIGMOD
2009
ACM
140views Database» more  SIGMOD 2009»
14 years 7 months ago
Estimating the confidence of conditional functional dependencies
Conditional functional dependencies (CFDs) have recently been proposed as extensions of classical functional dependencies that apply to a certain subset of the relation, as specif...
Graham Cormode, Lukasz Golab, Flip Korn, Andrew Mc...