Sciweavers

501 search results - page 63 / 101
» Simplification of Integrity Constraints for Data Integration
Sort
View
ECCV
2008
Springer
16 years 5 months ago
Shadows in Three-Source Photometric Stereo
Shadows are one of the most significant difficulties of the photometric stereo method. When four or more images are available, local surface orientation is overdetermined and the s...
Carlos Hernández, George Vogiatzis, Roberto...
SCCC
2005
IEEE
15 years 9 months ago
Optimizing repair programs for consistent query answering
Databases may not satisfy integrity constraints (ICs) for several reasons. Nevertheless, in most of the cases an important part of the data is still consistent wrt certain desired...
Mónica Caniupán Marileo, Leopoldo E....
143
Voted
MEMICS
2010
14 years 10 months ago
Simultaneous Tracking of Multiple Objects Using Fast Level Set-Like Algorithm
A topological flexibility of implicit active contours is of great benefit, since it allows simultaneous detection of several objects without any a priori knowledge about their num...
Martin Maska, Pavel Matula, Michal Kozubek
194
Voted
CINQ
2004
Springer
225views Database» more  CINQ 2004»
15 years 9 months ago
A Data Mining Query Language for Knowledge Discovery in a Geographical Information System
Spatial data mining is a process used to discover interesting but not explicitly available, highly usable patterns embedded in both spatial and nonspatial data, which are possibly ...
Donato Malerba, Annalisa Appice, Michelangelo Ceci
188
Voted
ER
1995
Springer
152views Database» more  ER 1995»
15 years 7 months ago
A Logic Framework for a Semantics of Object-Oriented Data Modeling
We describe a (meta) formalism for defining a variety of (object oriented) data models in a unified framework based on a variation of first-order logic. As specific example we use...
Olga De Troyer, Robert Meersman