Honourable Mention from ACM CSCW 2019 for the paper Estimating Attention Flow in Online Video Networks.

Chris Wallace Award for Outstanding Research in Australia, Feb 2018.

Grand Challenge Multimodal Prize:

at ACM Multimedia 2012, for a multimedia event magazine driven by microblogs -- "Analyzing social media via event facets", with Zhiyu Wang, Peng Cui, Hao Chen, Wenwu Zhu and Shiqiang Yang, Nov 2012

Best Conference Paper Award:

IEEE SOLI 2011 - Conference on Service Operations and Logistics, and Informatics, July 2011

Best Student Paper Awards:

PAKDD 2015;
ACM/IEEE JCDL 2007;
ACM Multimedia 2005;
IEEE ICIP 2004;
ACM Multimedia 2002

IBM Research 2005 Josef Raviv Memorial Postdoctoral Fellowship, Oct 2005- Dec 2006.

IBM Patent Challenge Award, top entry selected based on quality and perceived licensing potential, January 2010

VideOlympics "People's Choice Award" (group) for IMARS Multimedia Retrieval System, ACM Conference on Image and Video Retrieval (CIVR) 2008, Niagara Falls, Canada, July 2008

IBM 2008 Innovative Telecom Applications Challenge Award, top entry in openly solicited application prototypes for telecommunication services, February, 2008.

Promoting Fairness in Online Attention, The Australian Research Council (ARC), 2018- 2021

The Anatomy of Social Media Popularity, The Asian Office of Aerospace Research and Development (AOARD), 2015-2018

Analysis of Trajectories in Information Spaces, The Australian Research Council (ARC), 2014- 2017

What makes a message stick? The role of content and context in social media epidemics, The Asian Office of Aerospace Research and Development (AOARD), Sept. 2012- Sept 2013

An Anatomy of Social Media Popularity
May 2017, Nanyang University of Technology, Singapore
Picture Tags and World Knowledge
Aug 2015, CiSRA - Canon Information Systems Research Australia
Aug 2013, Microsoft Research Asia
June 2012, NY-area Vision-Multimedia workshop at Columbia University
Visual Meme in Social Media
Nov 2011, Academia Sinica, National Taiwan University, National Tsing-Hua University
Oct 2011, Tsinghua University, Peking University

Social Semantics in Multimedia Retrieval
June 2011, SRI Sarnoff, Princeton, NJ

Large Scale Semantics in Multimedia Retrieval
Feb 2011, NICTA Sydney Lab

Associate Editor, ACM Transactions on Information Systems (TOIS), 2019 -

Academic Editor (Inaugural), PeerJ Computer Science, 2015 -

Associate Editor, ACM Transactions on Interactive Intelligent Systems, 2015 -

Editor Board Member, IEEE Transactions on Multimedia(TMM), 2014-2016

Associate Editor, ACM TOMM, 2012 - 2018

Senior Program Committee: SIGIR 2018

TPC Member: ICWSM 2018, 2017; WWW 2014; WSDM 2014, 2013; NIPS 2015, 2014, 2013, 2012; ACMMM 2013; ICIP 2013

Tutorial Chair, ACM Multimedia 2016

Workshop Chair, ACM Multimedia 2015

Publicity Chair, IEEE ICIP 2013

Tutorial Chair, ACM Multimedia 2013

Tutorial and Workshop Chair, ACML 2013

Area Chair, ACM Multimedia 2011, ACM Multimedia 2012

Special Session Organizer, ICME 2012 and ICMR 2012

Travel Grants Chair, ACM Multimedia 2010

Lead Guest Editor, Special Issue on Communities and Media Computing, IEEE Trans. On Multimedia, April 2009.

Publicity Chair, IEEE International Conference on Multimedia and Expo (ICME) 2009, Cancun, Mexico, June-July 2009

Special Sessions Chair, ACM Conference on Image and Video Retrieval (CIVR) 2008, Niagara Falls, Canada, July 2008.