Dr. Aixin SUN

School of Computer Engineering, Nanyang Technological University, Singapore

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SUN Aixin (in Chinese: 孙爱欣) is an Assistant Professor with School of Computer Engineering (SCE), Nanyang Technological University (NTU), Singapore. He received B.A.Sc (1st class honours) and Ph.D. from the same school in 2001 and 2004 respectively. He was a Postdoc Fellow with School of Computer Science and Engineering (CSE) at University of New South Wales (UNSW), Australia. Aixin's research interests include Information Retrieval, Text/Web Mining, Social Computing, and Digital Libraries. He has published more than 70 papers in major international conferences and journals in the related areas. His papers appeared in ACM SIGIR, ACM WSDM, ACM Multimedia, ACM CIKM, ACM/IEEE JCDL, IEEE ICDM, TKDE, DSS, JASIST, IP&M and KAIS. Aixin has been a PC member of many data mining/information retrieval conferences including ACM SIGIR, ACM Multimedia, ACM WSDM, and reviewer for several journals and IEEE/ACM transactions. He is a member of ACM.


Research Position Openning
NEW: Two Research Positions are available under a project on text mining. For more details, please see job description, or drop me an email.

Professional Services

  1. PC Member: ACM Multimedia'12, ACM WSDM'12, EACL'12, PAKDD ('06-'12), APWeb'12, ACM SIGIR (Paper track '09-'10, Poster track '09-'12), AIRS ('05,'08, '11), ADMA'11 ACM/IEEE JCDL'10, IEEE/WIC/ACM WI ('09-'10), ACM SIGMM Workshop on Social Media@MM ('09-'11), DEXA ('09-'12), ACM CIKM'06, ACM SAC'06 (Data Mining)
  2. Publicity Co-Chair: ADMA'12
  3. Publications Co-Chair: SocInfo'11
  4. Tutorial Co-Chair: ICADL'11
  5. Local Arrangement Co-chair: IEEE APSCC'09
  6. Session Chair: PAKDD'11, CIKM-CNIKM'09, IEEE APSCC'09, ICADL'07

Recent Publications

  1. TwiNER: Unsupervised Named Entity Recognition in Targeted Twitter Stream. Chenliang Li, Jianshu Weng, Qi He, Yuxia Yao, Anwitaman Datta, Aixin Sun, and Bu-Sung Lee.  In Proc. of ACM SIGIR Conference (SIGIR'12). Portland, Oregon, USA. Aug 2012 [Acceptance Rate: 20%] 
  2. Category Hierarchy Maintenance: A Data-Driven Approach. Quan Yuan, Gao Cong, Aixin Sun, Chin-Yew Lin, Nadia M. Thalmann. In Proc. of ACM SIGIR Conference (SIGIR'12). Portland, Oregon, USA. Aug 2012 [Acceptance Rate: 20%] 
  3. Will This #Hashtag Be Popular Tomorrow? Zongyang Ma, Aixin Sun, and Gao Cong.  In Proc. of ACM SIGIR Conference (SIGIR'12). Portland, Oregon, USA. Aug 2012 [Poster] 
  4. Short Text Classification Using Very Few Words. Aixin Sun.  In Proc. of ACM SIGIR Conference (SIGIR'12). Portland, Oregon, USA. Aug 2012 [Poster] 
  5. Content is Still King: The Effect of Neighbor Voting Schemes on Tag Relevance for Social Image Retrieval. Ba Quan Truong, Aixin Sun, Sourav S Bhowmick.  In Proc. ACM International Conference on Multimedia Retrieval (ICMR'12), Hong Kong, China. June 2012. [PDF] 
  6. An Evaluation of Classification Models for Question Topic Categorization. Bo Qu, Gao Cong, Cuiping Li, Aixin Sun, Hong Chen. . Journal of the American Society for Information Science and Technology (JASIST). 63: 889–903. May 2012
  7. CASIS: A System for Concept-Aware Social Image Search. Ba Quan Truong, Aixin Sun, Sourav S Bhowmick. In Proc. the 21st International Conference on World Wide Web (WWW'12) Companion Publication, Pages 425 -- 428. Lyon, France. Apr 2012 [Demo track, PDF, Video].

Administration Services

  1. Deputy Director, Centre for Advanced Information Systems (CAIS), Oct 2008 -- Sep 2013
  2. Member, Student Outreach Committee, July 2008 -- June 2012
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