Editorial Board Member Frontiers in Signal Processing (2021-)

Editorial Board Member IEEE Transactions on Multimedia (2017-2021)

Editorial Board Member IEEE Transactions on Circuits and Systems for Video Technology (2010-2016)

Editorial Board Member Journal of Multimedia (2010-2016)

Associate Editor Pattern Recognition (2006-2014)

Co-Lead Guest Editor Electronics Letters: Special Issue on Deep Learning-based Point Cloud Processing, Compression and Analysis

Guest Editor IEEE Open Journal of Circuits and Systems: Special Section on IEEE ICME 2020.

Lead Guest Editor IEEE Transactions on Multimedia: Special Issue on Hybrid Human-Artificial Intelligence for Multimedia Computing.

Co-organiser Special Session on 3D Point Cloud Acquisition, Processing and Communication (3DPC-APC), 2022 IEEE International Conference on Visual Communications and Image Processing (VCIP) December 13 – 16, 2022, Suzhou, China.

Co-organiser 1st International Workshop on Advances in Point Cloud Compression, Processing and Analysis, ACM Multimedia 2022, Lisbon, Oct. 2022.

Co-organiser Data-driven Just Noticeable Difference for Multimedia Communication Workshop, IEEE International Conference on Multimedia and Expo (ICME) 2020, London, July 2020.

Area Chair IEEE International Conference on Image Processing (ICIP) 2024, Abu Dhabi, Oct. 2024.

Area Chair IEEE International Conference on Multimedia and Expo (ICME) 2024, Niagara Falls, July 2024.

Area Chair IEEE International Conference on Image Processing (ICIP) 2023, Kuala Lumpur, Oct. 2023.

Area Chair IEEE International Conference on Multimedia and Expo (ICME) 2023, Brisbane, July 2023.

Area Chair IEEE International Conference on Image Processing (ICIP) 2022, Bordeaux, October 2022.

Area Chair for Multimedia Communications, Networking and Mobility IEEE International Conference on Multimedia and Expo (ICME) 2022, Taipei, July 2022.

Steering Committee Content 2022, Barcelona, April 2022.

Session Chair: Point Cloud Processing 2 IEEE International Conference on Image Processing (ICIP) 2021, Anchorage, September 2021.

Area Chair IEEE International Conference on Image Processing (ICIP) 2021, Anchorage, September 2021.

Session Chair: Cross-modal and multi-modal media analysis II, Image/Video Enhancement IV, Object/Person detection, Tracking and Recognition II IEEE International Conference on Multimedia and Expo (ICME) 2021, Shenzhen, July 2021.

Area Chair for Multimedia Communications, Networking and Mobility IEEE International Conference on Multimedia and Expo (ICME) 2021, Shenzhen, July 2021.

Workshops Co-Chair IEEE International Conference on Multimedia and Expo (ICME) 2020, London, July 2020.

Executive General Co-Chair IEEE UIC 2019, Leicester, August 2019.

Technical Program Committee Co-Chair MMSP 2017, London-Luton, Oct. 2017.

Technical Program Committee Member IEEE UIC 2023, Portsmouth, Aug. 2023.

Technical Program Committee Member IEEE UIC 2022, Haikou, Dec. 2022.

Technical Program Committee Member 2nd International Conference on Machine Vision and Augmented Intelligence, NIT Jamshedpur, March 2022.

Technical Program Committee Member Content 2021, Porto, April 2021.

Technical Program Committee Member Content 2020, Nice, April 2020.

Technical Program Committee Member IEEE WoWMoM 2019, Washington DC, June 2019.

Technical Program Committee Member Content 2019, Venice, May 2019.

Technical Program Committee Member UIC 2018, Guangzhou, Oct. 2018.

Technical Program Committee Member IEEE WoWMoM 2018, Chania, June 2018.

Technical Program Committee Member Content 2018, Barcelona, Feb. 2018.

Technical Program Committee Member IEEE WoWMoM 2017, Macau, June 2017.

Technical Program Committee Member CONTENT 2017, Athens, Feb. 2017.

Technical Program Committee Member CONTENT 2016, Rome, March 2016.

Technical Program Committee Member NOSSDAV 2016, Klagenfurt, May 2016.

Technical Program Committee Member CONTENT 2015, Nice, March 2015.

Technical Program Committee Member VidEv 2015 , Boston, June 2015.

Technical Program Committee Member Packet Video Workshop 2015, Sydney, June 2015.

Technical Program Committee Member CONTENT 2014, Venice, May 2014.

Technical Program Committee Member VidEv 2014 , Sydney, June 2014.

Technical Program Committee Member CONTENT 2013, Valencia, May-June 2013.

Technical Program Committee Member EUSIPCO 2013, Marrakech, March 2013.

Technical Program Committee Member VidEv 2013 , Madrid, June 2013.

Technical Program Committee Member ACM Multimedia 2013, Barcelona, October 2013.

Technical Program Committee Member Packet Video Workshop 2013, San Jose, December 2013.

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 Member VidEv 2012 , San Francisco, July 2012.

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

Technical Program Committee Member Wireless Days 2012, Dublin, Nov. 2012.

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 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.

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 Cambridge, 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 First International Symposium on Applied Sciences in Biomedical and Communications Technologies, Aalborg, 2008

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

IEEE Senior Member

IEEE Signal Processing Society Member

Member IEEE Multimedia Communications Technical Committee

Member BSI IST/37 committee

STEM ambassador

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, IEEE ICME

External Examiner, School of Computer Science & Electronic Engineering, University of Essex, (2018-2022).

External Examiner, College of Engineering and Technology, University of Derby, (2017-2021).

External Examiner, Department of Electrical and Electronic Engineering, XJTLU, (2011-2016).