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ICASSP
2011
IEEE
14 years 3 months ago
Itakura-Saito nonnegative matrix factorization with group sparsity
We propose an unsupervised inference procedure for audio source separation. Components in nonnegative matrix factorization (NMF) are grouped automatically in audio sources via a p...
Augustin Lefevre, Francis Bach, Cédric F&ea...
ECCV
2006
Springer
16 years 1 months ago
Tracking Dynamic Near-Regular Texture Under Occlusion and Rapid Movements
We present a dynamic near-regular texture (NRT) tracking algorithm nested in a lattice-based Markov-Random-Field (MRF) model of a 3D spatiotemporal space. One basic observation use...
Wen-Chieh Lin, Yanxi Liu
AMFG
2007
IEEE
327views Biometrics» more  AMFG 2007»
15 years 6 months ago
Integrating Multiple Visual Cues for Robust Real-Time 3D Face Tracking
Abstract. 3D face tracking is an important component for many computer vision applications. Most state-of-the-art tracking algorithms can be characterized as being either intensity...
Wei-Kai Liao, Douglas Fidaleo, Gérard G. Me...
ICRA
2005
IEEE
130views Robotics» more  ICRA 2005»
15 years 5 months ago
A Shape Tracking Algorithm for Visual Servoing
— The paper contributes to presenting both an accurate and robust shape tracking algorithm and a novel visual servoing method. Two steps are involved in the tracking algorithm. F...
Peihua Li, François Chaumette, Omar Tahri
MLMI
2005
Springer
15 years 5 months ago
Foreground Regions Extraction and Characterization Towards Real-Time Object Tracking
Abstract. Object localization and tracking are key issues in the analysis of scenes for video surveillance or scene understanding applications. This paper presents a contribution t...
José Luis Landabaso, Montse Pardàs