Nicolas DOBIGEON

Assistant Professor at INP-ENSEEIHT Toulouse

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Research activities

Research interests | Publications and communications | Ph.D. thesis | Applications |
Collaborations | Supervised Ph.D. students | Funded projects | Grants and awards |
Community service activities | Refereeing activities | Other research activities

Research interests

Statistical signal processing.
Bayesian inference, hierarchical models.
MCMC methods: Gibbs sampling, Metropolis-Hastings, reversible jumps, hybrid algorithms....

Publications and communications

Note: my Erdos number is 3. To find a pathway, see MathSciNet

Complete list: here. List on the IRIT web server: here.

Ph.D. thesis

Hierarchical Bayesian models for multi-sensor processing.

Applications

For more details (simulation results, Matlab codes, papers...), click on the links when available.

• Sparse representation and dictionary learning.

• Bayesian methods for gene expression factor analysis.

• Magnetic Resonance Force Microscopy (MRFM) imagery.

  Sparse image reconstruction. Myopic (semi-blind) deconvolution.

• Spectrochemical analysis.

  Bayesian blind source separation under constraints.

• Hyperspectral imagery.

  Endmember extraction. Spectral unmixing.

• Joint segmentation of autoregressive processes.

  Segmentation of stereo speech signals. Detection of "arc-tracking" phenomenon.

• Joint segmentation of multivariate astronomical time series.

  Segmentation of real data obtained by the NASA Compton Gamma Ray Observatory's BATSE. Detection of the changes in the brightness of the gamma-ray burst (GRB) sources.

Collaborations (past and current)

• Véronique ACHARD (ONERA Toulouse - France).
  
• Cédric CARTERET (University of Nancy, LCPME - France).
  
• Chein-I CHANG (University of Maryland Baltimore County - USA).
  
• Martial COULON (University of Toulouse - France).
  
• Manuel DAVY (INRIA Futurs - France).
  
• Alfred O. HERO (University of Michigan - USA).
  
• Franz HLAWATSCH (Vienna University of Technology - Austria).
  
• Georg KAIL (Vienna University of Technology - Austria).
  
• Corinne MAILHES (University of Toulouse - France).
  
• Henri LANTERI (University of Nice, LUAN - France).
  
• Saïd MOUSSAOUI (IRCCyN/ECN - France).
  
• Daniel RUGAR (IBM Almaden Research Center - USA).
  
• Jeffrey D. SCARGLE (NASA - USA).
  
• Frédéric SCHMIDT (Université Paris 11 - France).
  
• Céline THEYS (University of Nice, LUAN - France).
  
• Jean-Yves TOURNERET (University of Toulouse - France).

Supervised Ph.D. students

• Cécile BAZOT (INP Toulouse, 2009-2012), co-supervised with Prof. J.-Y. TOURNERET,
  on "Bayesian methods for gene expression factor analysis".
  
• Olivier ECHES (INP Toulouse, 2007-2010), co-supervised with Prof. J.-Y. TOURNERET,
  on "MCMC methods for hyperspectral images".
  

Funded projects

2007-2008:

MCMC methods for hyperspectral image analysis. "Young Researcher" project supported by GdR-ISIS.

Supports, grants and awards

2009:	Finalist of the ASTI Ph.D. Prize 2009, sponsored by INRIA.
2007-2008:	French Ministry of Defence post-doctoral fellowship.
2007:	Léopold Escande Ph.D. Prize.
2007/08:	Workshop Travel Grant Recipient, IEEE SSP 2007.
2007/04:	Finalist of the ICASSP 2007 Student Paper Contest, IEEE ICASSP 2007.
2004-2007:	French Ministry of Research doctoral scholarship.

Community service activities

2010/07:	Special session organizer "Bayesian methods for hyperspectral imagery", MaxEnt Workshop, Chamonix (France).
2009/08:	Session chair, IEEE WHISPERS Workshop, Grenoble (France).
2009/06:	Invited lecturer, CNRS Summer school on image analysis, Figeac (France).
2006/11:	Organizing team member, 1st French Regional "Rencontres CNRS Jeunes", Toulouse (France).
2006/05:	Organizing team member, IEEE ICASSP 2006, Toulouse (France).

Refereeing activities

• Remote Sensing
• Statistics and Computing
• IEEE Geoscience and Remote Sensing Letters
• IEEE Journal of Selected Topics on Signal Processing
• IEEE Trans. Geoscience and Remote Sensing
• IEEE Trans. Image Processing
• IEEE Trans. Signal Processing
• Journal of Signal Processing Systems (formerly VLSI)
• Journal Européen des Systèmes Automatisés
• And conferences: Colloques GRETSI (2009), IEEE WHISPERS Workshop (2009)

Other research activities

2009/06:	Visiting scholar at UTT, Troyes (France).
2009/06:	Visiting scholar at Supélec, Gif-sur-Yvette (France).
2008:	Research Associate at University of Michigan, Ann Arbor (USA).
2007/01:	Visiting scholar at ENST, Paris (France).
2006/12:	Visiting scholar at IRCCyN, Nantes (France).
2006/07:	1st French Summer School in Signal and Image Processing, Peyresq (France).
2005/07:	Visiting scholar at LAGIS, Lille (France).
2005-...:	Member of the IEEE Signal Processing Society.
2004-...:	Member of the French research group GdR-ISIS.

© 2008 Nicolas Dobigeon
Original design by Andreas Viklund