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ICASSP
2010
IEEE
15 years 7 months ago
Hierarchical dictionary learning for invariant classification
Sparse representation theory has been increasingly used in the fields of signal processing and machine learning. The standard sparse models are not invariant to spatial transform...
Leah Bar, Guillermo Sapiro
ICASSP
2010
IEEE
15 years 7 months ago
Audio-based nonlinear video diffusion
We propose a novel non-linear video diffusion approach which is able to focus on parts of a video sequence that are relevant for applications in audio-visual analysis. The diffusi...
Anna Llagostera Casanovas, Pierre Vandergheynst
WWW
2011
ACM
15 years 1 months ago
A politeness recognition tool for Hindi: with special emphasis on online texts
This paper gives an overview of a politeness recognition tool (PoRT) for Hindi that is currently under preparation. It describes the the kind of problems that need to be tackled w...
Ritesh Kumar
ICASSP
2011
IEEE
14 years 10 months ago
Intra-frame prediction with lapped transforms for image coding
In this paper we propose the use of intra-frame prediction with lapped transforms for image coding. Both lapped transforms and intra prediction exploit the redundancies of neighbo...
Rafael Galvao de Oliveira, Béatrice Pesquet...
SP
2002
IEEE
114views Security Privacy» more  SP 2002»
15 years 6 months ago
Efficiently building on-line tools for distributed heterogeneous environments
Software development is getting more and more complex, especially within distributed middleware-based environments. A major drawback during the overall software development proces...
Günther Rackl, Thomas Ludwig 0002, Markus Lin...