I am serving as the General Chair for the joint LREC-COLING conference, to be held in 2024, alongside Nicoletta Calzolari (CNR-ILC).
I am serving (since Sep 2021) the Asssociation for Computational Linguistics as a co-chair of the ACL Ethics Committee, alongside Yulia Tsvetkov and Karën Fort.
I am also a member of the International Committee for Computational Linguistics (ICCL), since 2021. This committee organizes the large COLING conference in the CL/NLP community, and is a peer organization to the ACL.
I served as the international PC Co-chair for the The 8th CCF International Conference on Natural Language Processing and Chinese Computing (NLPCC 2019), together with Jie TANG of Tsinghua University. This is premier domestic NLP and Chinese Computing conference within China.
I am on the editorial board of Information Retrieval, a Springer journal. I was also a reviewer in the reviewer pool for the Transactions of the Association for Computational Linguistics (TACL), from 2015-2016.
I also served as the ACL Anthology Editor, from 2008-2018, and was elected to be an executive board member of the Association of Computational Linguistics, at-large, as their first information officer, for the 2012-2015 period.
I edited a special issue of the International Journal on Digital Libraries on Bibliometric - Enhanced Information Retrieval and Natural Language Processing for Digital Libraries In the past, I also have edited special issues of the IJDL (on very large digital libraries) and the IJCLCLP on Chinese language question answering.
I served as the registration chair for SIGIR 2008 and have served as publicity chair and helped out in the local organization for ACL-IJCNLP 2009. I have also served as the publication chair of AIRS 2006.
I served as the PC co-chair for JCDL 2018, the premier venue for digital libraries, together with Ed Fox of Virginia Tech and Vivien Petras, Berlin School of Library and Information Science at Humboldt University. I also served as the PC co-chair for ACL 2017, the premier research conference in natural language processing, with Regina Barzilay of MIT. I served as the program co-chair for BIRNDL 2016 held in Rutgers, New Jersey, USA and AIRS 2010 held in Taipei, Taiwan; and as the publicity chair for AIRS 2013. I have also organized the inaugural NLPIR4DL workshop.
I have also helped to organise the scientific community around the topic of scientific document summarization as part of the CL SciSumm Shared Tasks, first in its inaugural pilot in 2014, and in its second run in 2016. The corpus/dataset is freely available at the WING-NUS/scisumm-corpus repository on Github, as the source scientific documents are available through Creative Commons licensing.
I am an active member of the community, serving as a reviewer and program committee for a number of conferences in my active research areas. In digital libraries, I have reviewed for JCDL ('16, '15, '13, '12, '11, '09, '08, '07, '06 and '05), TPDL/ECDL ('12 and '10) and ICADL ('15, '12, '10, '07 and '03). In computational linguistics and natural language processing, I served as area chair for information extraction in ACL '08, and area chair for summarization in '12. For EMNLP '16, I will be an area chair for the Information Extraction, Information Retrieval and Question Answering area. I have reviewed for ACL ('14, '13, '12, '11, '09, '05 and '03), EACL ('12 and '08), EMNLP ('14, '13, '11, '08, '07, '06, '05), HLT-NAACL ('16, '15, '11, '09, '07 and '06), RANLP ('07 and '05), COLING ('10 and '04), INLG '04 and IJCNLP '04. I have also reviewed for information retrieval (SIGIR '16, '15, '10, '09 and '06). I have also reviewed as a specialist in human-computer interaction - IUI ('07 and '06); Document Engineering -- DocEng ('13 and '12); multimedia - CIVR '06; social media - ASONAM '15; for massive online open courses (Coursera's Partners Conference Research Track '16); and for general AI conferences (in the computational linguistics track) - IJCAI ('07 and '05), and for AAAI ('11).
I have also served as a reviewer for a number of specific workshops including ACL's R50 workshop ('12), AIRS ('13, '10, '06 and '05), BUCC ('10 and '09), BioNLP ('10), CAW ('09), CREDISLAS ('12), ESIRMT-HyTra ('12), MMIES ('08, '07 and '06), MWE ('10, '09), RDSRP ('12 and '11), WEAS ('12) and WIDM ('05, '04 and '03),
I have also been a one-off reviewer for a few other journals, such as ACM Transactions on Information Systems (TOIS), ACM Transactions on the Web (TWEB), Transactions on Asian Language Information Processing (now TALLIP), Journal of Artificial Intelligence Research (JAIR), Information Processing and Management (IPM), Transactions on Data and Knowledge Engineering (TDKE), and the International Journal of Information Technology (IJIT). I have also helped with reviewing articles in Journal of Computer Science and Technology, a China mainland journal.
I do a small amount of consulting work for industry as well. My team has collaborated with Mobilewalla, Crayondata, PatSnap, and Microsoft Research Asia in past work. I've acted as an external examiner for grant proposals in Malaysia and Hong Kong, and locally in Singapore for the Ministry of Education's Tier 2 grants. I have also been a doctoral thesis examiner for theses in New Zealand. I was previously a board member and auditor for the Singapore chapter of the Int'l Assoc. for Pattern Recognition (PREMIA).
I am a technical advisor to Wordster, Inc., makers of Mobilewalla.