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ICPR
2008
IEEE
15 years 9 months ago
Beyond partitions: Allowing overlapping groups in pairwise clustering
The field of pairwise clustering is currently dominated by the idea of dividing a set of objects into disjoints classes, thereby giving rise to (hard) partitions of the input dat...
Andrea Torsello, Samuel Rota Bulò, Marcello...
ICPR
2008
IEEE
15 years 9 months ago
Illumination invariant spatio-colorimetric normalization
In the context of object recognition, it is useful to extract, from the images, efficient indexes that are insensitive to the illumination conditions, to the camera scale factor ...
Damien Muselet, Alain Trémeau
ICIP
2005
IEEE
15 years 9 months ago
Natural contrast statistics and the selection of visual fixations
In this paper we address the problem of visual surveillance, which we define as the problem of optimally extracting information from the visual scene with a fixating, foveated ima...
Raghu G. Raj, Wilson S. Geisler, Robert A. Frazor,...
IWANN
2005
Springer
15 years 8 months ago
Filtering-Free Blind Separation of Correlated Images
Abstract. When using ICA for image separation, a well-known problem is that most often a large correlation exists between the sources. Because of this dependence, there is no more ...
Frédéric Vrins, John Aldo Lee, Miche...
PARMA
2004
129views Database» more  PARMA 2004»
15 years 4 months ago
Towards a Language for Pattern Manipulation and Querying
Patterns are concise, but rich in semantic, representation of data. The approaches proposed in the literature to cope with pattern management problems usually deal with a single ty...
Elisa Bertino, Barbara Catania, Anna Maddalena