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IAJIT
2008
117views more  IAJIT 2008»
13 years 8 months ago
Using WordNet for Text Categorization
: This paper explores a method that use WordNet concept to categorize text documents. The bag of words representation used for text representation is unsatisfactory as it ignores p...
Zakaria Elberrichi, Abdellatif Rahmoun, Mohamed Am...
IJON
2008
116views more  IJON 2008»
13 years 8 months ago
Discovering speech phones using convolutive non-negative matrix factorisation with a sparseness constraint
Discovering a representation that allows auditory data to be parsimoniously represented is useful for many machine learning and signal processing tasks. Such a representation can ...
Paul D. O'Grady, Barak A. Pearlmutter
PAA
2000
13 years 8 months ago
Using Renyi's Information and Wavelets for Target Detection: An Application to Mammograms
Abstract: In this paper we present a multi-scale method for the detection of small targets embedded in noisy background. The multiscale representation is built using a weighted und...
Giuseppe Boccignone, Angelo Chianese, Antonio Pica...
OTM
2010
Springer
13 years 6 months ago
A Hybrid Approach to Constructing Tag Hierarchies
Abstract. Folksonomies are becoming increasingly popular. They contain large amounts of data which can be mined and utilized for many tasks like visualization, browsing, informatio...
Geir Solskinnsbakk, Jon Atle Gulla
ICPR
2010
IEEE
13 years 6 months ago
Discriminant and Invariant Color Model for Tracking under Abrupt Illumination Changes
The output from a color imaging sensor, or apparent color, can change considerably due to illumination conditions and scene geometry changes. In this work we take into account the...
Jorge Scandaliaris, Alberto Sanfeliu