- Program Chair, International Conference on Computer Vision (ICCV), Venice, October 2017
- General Chair, International Conference on Multimedia Retrieval, Bucharest, June 2017
- Program Chair, European Conference on Computer Vision (ECCV), Amsterdam, October 2016
- General Chair, International Conference on Multimedia Modelling, Miami, January 2016
- Area Chair for International Conference on Computer Vision, Santiago, Chile, December 2015
- Area Chair for ACM Multimedia (MM), Brisbane (Australia), October 2015
- General Chair, ACM Multimedia (MM), Barcelona, October 2013
- General Chair, International Conference on Affective Computing and Intelligent Interaction (ACII), Geneva, September 2013
- Program Chair, International Conference on Multimedia Modelling, Huangshan, January 2013
- Area Chair for ACM Multimedia (MM), Nara (Japan), October 2012
- Program Chair for the International Conference on Multimodal Interfaces (ICMI), Alicante, November 2011
- Program Chair, ACM Multimedia (MM), Scottsdale, December 2011
- Area Chair for the Asian Conference on Computer Vision (ACCV), Queenstown (NZ), November 2010
- Track Chair International Conference on Pattern Recognition (ICPR), Istanbul, August 2010
- General Chair of the International Conference on Image and Video Retrieval (CIVR), Beijing, July 2010
- Area Chair European Conference on Computer Vision (ECCV), Heraklion, September 2010
- Area Chair Asian Conference on Computer Vision (ACCV), Xian, September 2009
- Track Chair for the International World Wide Web conference (WWW), Madrid, April 2009
- General Chair of the International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), London, 6-8 May 2009
- Workshop Chair of the 3rd International Workshop on Human-centered Computing (HCM08) - in conjunction with ACM Multimedia 2008
- General Chair of IEEE International Conference on Automatic Face and Gesture Recognition, Amsterdam, 17-19 September 2008
- Area Chair, IEEE International Conference on Computer Vision and Pattern Recognition (CVPR), June 2008
- Workshop Chair of the 2nd International Workshop on Human-centered Computing (HCM07) - in conjunction with ACM Multimedia 2007
- Workshop Chair of the IEEE International Workshop on Human Computer Interaction (HCI07) - in conjunction with the 11th International Conference on Computer Vision (ICCV 2007)
- General Chair of the International Conference on Image and Video Retrieval (CIVR 2007), Amsterdam, 9-11 July 2007
- Program Chair of the International Workshop on Multimedia Content Analysis and Mining, Weihai, China, June 2007
- Chair of the IS&T/SPIE Conference on Multimedia Content Access: Algorithms and Systems, San Jose, CA, January 2007
- General Chair of Asia-Pacific Workshop on Information Processing (VIP 2006)
Background
- Research Interests: Investigation and implementation of new techniques in the fields of computer vision and multimedia. This includes human-behavior analysis, action recognition, 2D/3D object detection, large-scale event detection, and video analysis.
- Multimedia: Focuses on multimedia information retrieval, social signals processing, and affective computing. Specific research topics include cross-media retrieval, multi-modal learning, social media analysis, emotion recognition, and multimodal brain-computer interfaces.