Editorial Board Member IEEE Transactions on Circuits and Systems for Video Technology

Editorial Board Member Journal of Multimedia

Editorial Board Member The Open Electrical and Electronic Engineering Journal

Editorial Board Member ISRN Communications and Networking

Associate Editor Pattern Recognition

Technical Program Committee Member 16th International Packet Video Workshop, Lausanne, 2007.

Technical Program Committee Member First International Symposium on Applied Sciences in Biomedical and Communications Technologies, Aalborg, 2008

Technical Program Committee Member 17th International Packet Video workshop, Seattle, 2009.

Organizing Committee Member 17th International Packet Video workshop, Seattle, 2009.

Technical Program Committee Member IEEE ICC 2009 (Symposium Selected Areas in Communications), Dresden, 2009.

Program Committee Member IMAGAPP (International Conference on Imaging Theory and Applications), Lisbon, 2009.

Technical Program Committee Member IEEE Workshop on Emerging Technologies in Multimedia Communication & Networking, Part of IEEE ICME 2009.

Technical Program Committee Member EuroIMSA 2009

Technical Program Committee Member Second International Symposium on Applied Sciences in Biomedical and Communications Technologies, Bratislava, 2009.

Technical Program Committee Member Wireless Days 2009, Paris, 2009.

Technical Program Committee Member IASTED International Conference on Internet and Multimedia Systems and Applications, Sharm El Sheikh, 2010.

Program Committee Member IMAGAPP (International Conference on Imaging Theory and Applications), Angers, 2010.

Technical Program Committee Member Third International Symposium on Applied Sciences in Biomedical and Communication Technologies, Rome, 2010.

Technical Program Committee Member Wireless Days 2010, Venice, 2010.

Technical Program Committee Member 18th International Packet Video workshop, Hong Kong, 2010.

Program Committee Member IMAGAPP (International Conference on Imaging Theory and Applications), Algarve, March 2011.

Technical Program Committee Member Fourth International Symposium on Applied Sciences in Biomedical and Communication Technologies, Barcelona, 2011.

Advisory Chair and Technical Program Committee Member CONTENT 2011, Rome, Sept. 2011.

International Advisory Committee IMPACT 2011, Aligarh, Dec. 2011.

Technical Program Committee Member Wireless Days 2011, Niagara Falls, Oct. 2011.

Technical Program Committee Member 19th International Packet Video workshop, Munich, 2012.

Technical Program Committee Member IET Image Processing Conference, London, July 2012.

Technical Program Committee Member EUSIPCO 2012, Bucharest, August 2012.

Technical Program Committee MemberVidEv 2012 , San Francisco, July 2012.

Technical Program Committee Member CONTENT 2012, Nice, July 2012.

IEEE Senior Member

IEEE Signal Processing Society Member

Member IEEE Multimedia Communications Technical Committee

Reviewer for many journals and conferences, including IEEE Transactions on Image Processing, IEEE Transactions on Multimedia, IEEE Transactions on Circuits and Systems for Video Technology, IEEE Transactions on Communications, IEEE Communications Letters, IET Electronics Letters, IEEE ICIP, IEEE ICASSP

External Examiner XJTLU.