- Area Chair of the 21st European Signal Processing Conference, Marrakech, September 9-13, 2013
- Member of the Program Committee of the 24th GRETSI Symposium on Signal and Image Processing, Brest, September 3-6, 2013
- IEEE Fellow for contributions to statistical methods for signal recovery since 2012
- Area Chair of the 20th European Signal Processing Conference, Bucarest, August 27-31, 2012
- Guest Editor for the special issue on Advances in Multirate Filter Bank Structures and Multiscale Representations, Signal Processing, December 2011
- Member of the Program Committee of the 23rd GRETSI Symposium on Signal and Image Processing, Bordeaux, September 5-8, 2011
- 2011-now : Member of the SPTM (Signal Processing Theory and Methods) committee of the IEEE Signal Processing Society
- 2010-now : Area Editor for the IEEE Transactions on Signal Processing
- Member of the Program Committee of the 22nd GRETSI Symposium on Signal and Image Processing, Dijon, September 8-9, 2009
- Area Chair of the 17th European Signal Processing Conference, Glasgow, August 24-28, 2009
- 2009-2010 : Member of the Scientific Committee in Information Sciences (CSD1) of the French research programs : ANR Blanc, ANR Jeunes Chercheur and ANR Blanc International
- 2009-2013 : Associate Editor for the IEEE Transactions on Signal Processing
- 2007-now : Member of the Committee for the best paper award of the EURASIP Journal on Advances in Signal Processing
- Member of the Program Committee of the 21st GRETSI Symposium on Signal and Image Processing, Troyes, September 11-14, 2007
- Member of the Program Committee of the 20th GRETSI Symposium on Signal and Image Processing, Louvain la Neuve, September 6-9, 2005
- Member of the Technical Committee of the IEEE Statistical Signal Processing Workshop, Bordeaux, July 17-20, 2005
- 2005-2008 : Member of the award committee for the Best PhD Thesis in Signal/Image Processing in France
- Co-technical chair of the IEEE International Conference on Acoustics, Speech and Signal Processing, Philadelphia, March 19-23, 2005
- 2004-2006 : Associate Editor for the IEEE Signal Processing Letters
- Member of the Program Committee of the 19th GRETSI Symposium on Signal and Image Processing, Paris, September 8-11, 2003
- 2000-2005 : Member of the SPTM (Signal Processing Theory and Methods) committee of the IEEE Signal Processing Society
- 1999-2003 : Member of the committee "Signal processing and associated integrated circuits" of the RNRT (French Network for Research in Telecommunications)
- 1999-2012: IEEE Senior Member
- Member of the head scientific committee of the IEEE Time-Frequency and Time-Scale Symposium, Paris, June 18-21, 1996
- 1995-96 : co-responsible (with P. Duvaut) for the group "Interpretations and decisions in nonstationary environments" of the GDR (French Research Groups) in Signal Processing
- 1993-1995 : co-responsible (with P. Flandrin) for the group "Decisions using time-frequency and time-scale methods" of the GDR in Signal Processing