Editorial Board Member
- Senior Editor, IEEE Journal of Selected Topics in Signal Processing, since 2020.
- Associate Editor, IEEE Trans. on Image Processing, 2018-2023.
- Associate Editor, IEEE Trans. on Circuits and Systems for Video Technology, 2018-2021.
- Associate Editor, ACM Trans. on Multimedia Computing, Communications, and Applications, since 2016.
- Associate Editor, ACM Trans. on Intelligent Systems and Technology, 2017-2021.
- Associate Editor, Pattern Recognition, since 2017.
- Associate Editor, IEEE Trans. on Multimedia, 2013-2017.
Technical Committee Member
- Executive Committee Member of ACM SIGMM, since 2019.
- Founding Co-chair and Steering Committee Co-chair, ACM Multimedia Asia Conference (MM Asia), since 2018.
- Vice Chair of IEEE Signal Processing Society (SPS) Image, Video, and Multidimensional Signal Processing TC (IVMSP), 2022-2024.
- Advisory Member of IEEE Signal Processing Society (SPS) Multimedia Signal Processing TC (MMSP), since 2021.
Professor
- Adjunct Professor, Ryerson University, Canada, 2021-2023.
- Adjunct Professor, Yonsei University, Korea, 2018-2020.
- Adjunct Professor (Ph.D. co-supervisor), The Chinese University of Hong Kong (Shenzhen), since 2018.
- Guest Professor (Ph.D. supervisor), University of Science and Technology of China (USTC), Hefei, China, since 2012.
Conference Chair
- General Co-chair, ACM International Conference on Multimedia (ACM MM), Ottawa, Canada, 2023.
- Technical Program Co-chair, The CAAI International Conference on Artificial Intelligence (CICAI), Beijing, China, 2022.
- General Co-chair, IEEE International Conference on Multimedia & Expo (ICME), Shanghai, China, 2019.
- Technical Program Co-chair, ACM International Conference on Multimedia (ACM MM), Seoul, Korea, 2018.
- Technical Program Co-chair, International Workshop on Content-Based Multimedia Indexing (CBMI), Firenze, Italy, 2017.
- Technical Program Co-chair (SPS Representative), IEEE International Conference on Multimedia & Expo (ICME), Turin, Italy, 2015.
- Technical Program Co-chair, IEEE International Workshop on Multimedia Signal Processing (MMSP), Xiamen, China, 2015.
- General Co-chair, International Conference on Internet Multimedia Computing and Service (ICIMCS), Huangshan, China, 2013.
- Technical Program Co-chair, International MultiMedia Modeling Conference (MMM), Huangshan, China, 2013.