Dr. Chaokun WANG

Associate Professor

School of Software, Tsinghua University
Beijing 100084, China

Tel: +86 10 6279 5393
Office: Room 11-405, East Main Building

Dr. Chaokun Wang received the B.Eng. degree in computer science and technology, the M.Sc. degree in computational mathematics and the Ph.D. degree in computer software and theory in 1997, 2000 and 2005, respectively, from Harbin Institute of Technology, China. He joined the faculty of School of Software at Tsinghua University (THSS) in February 2006, where currently he is a Tenured Associate Professor. He has published over 100 refereed papers, got three best paper awards at international conferences and holds sixteen patents.

Dr. Wang is the leader of the Steering Group for Student Affairs in THSS since July 2017. Also, he was the leader of the Graduate Working Group in THSS from June 2013 to July 2017.

Research Interest

Social Networks; Knowledge Graphs; Multimedia Computing; Big Data Systems;
Earthquake Ground Motions Selection; Data and Software Protection

Research Grants

Research on Community Detection, NSFC (PI, Jan. 2019 - Dec. 2022)

Research on Query Processing for Generalized Data, NSFC (PI, Jan. 2014 - Dec. 2017)

Research on Key Techniques on Discovering Potential Important Members in Social Networks, NSFC (PI, Jan. 2012 - Dec. 2015)

Research on Earthquake Ground Motions Selection, TNLIST (PI, Jul. 2010 - Jun. 2012)

Native Music Data Model and Query Language, NSFC (PI, Jan. 2009 - Dec. 2011)

Professional Services


Editorial Board Member of Journal of Information Technology and Architecture.

Workshop Co-Chair of IEEE BigComp 2020.

Senior PC Member (Area Chair) of DASFAA 2019.

Distinguished PC Member of IJCAI-ECAI 2018.

Guest Editor of Special Issue on JOS (Call for Paper, in Chinese)

PhD Colloquium Co-chair of ER 2018.

Program Committee Co-Chair of WASA 2014.

Program Committee Co-Chair of USDM 2012.

Local Organization Co-Chair of APWEB 2011.

PC member of
ICDE 2019-2020, AAAI 2016-2020, IJCAI 2018-2020, KDD 2019-2020, PVLDB (Demo track 2020) , CIKM (Research track 2019, Demo track 2017),
DASFAA (Research track 2020, Demo track 2013) , WASA 2015-2020, ER 2018-2020, NDBC (Research track 2012-2019, Demo track 2011-2013) , VARA 2011-2019,
ICPCSEE 2017, SOCIALCOM 2016, APWEB 2011-2014, ASONAM 2014, CSoNet 2014, EDB 2012-2013, BSIC 2013, IUCC 2013, BSI 2013, WAIM 2013, MSTD 2013,
USDM 2012 [Program(draft)], FCST 2010-2012, SNSDB 2012, SCA 2012, SNSM 2012, USDM 2011, CSN 2011.

I am also a reviewer for the following scientific journals:
IEEE Transactions on Knowledge and Data Engineering,
World Wide Web Journal,
Computers and Security,
Multimedia Tools and Applications,
Frontiers of Computer Science,
Chinese Journal of Software,
Chinese Journal of Computers.

Current Research Projects

CoDeT: An Easy-to-Use Community Detection Tool

G-Path: Flexible Path Pattern Queries on Large Graphs

LaFT-Explorer: Latent Friendship Transitivity Tools

Past Research Projects

MapDupReducer : Detecting Near Duplicates over Massive Datasets

MUSIZ : Music Resizing with Stretching, Cropping and Insertion

TSEER: A Novel Earthquake Wave Search System


An Introduction to Modern Database Systems (84100162): Fall, 2010-2019
Principles of Assembly and Compilation (44100593) : Fall, 2019
Database Concepts (30160182): Spring, 2020

Architecture of Computer and Network (II, 34100344, with Prof. Fan/He): Spring, 2014-2016; Fall, 2017-2018
Digital Media (II, 44100415, with Profs. Chen & Ding): Fall, 2014-2019
Principles of Compiler Design (34100162): Fall, 2007-2012
Assembly Language Programming (44100323): Summer, 2009-2012
Programming on Mobile Platforms (84100162): Fall, 2008-2009
Principles of Compiler Design (34100173): Fall, 2006


Research Group

Selected Papers ( List@DBLP, List@GoogleScholar, full list of publications )

  1. Changping Wang, Chaokun Wang, Zheng Wang, Xiaojun Ye, and Philip S. Yu. Edge2vec: Edge-based Social Network Embedding. ACM Transactions on Knowledge Discovery from Data (TKDD) , 2020
  2. Zheng Wang, Xiaojun Ye, Chaokun Wang, Jian Cui, and Philip S. Yu. Network Embedding with Completely-Imbalanced Labels. IEEE Transactions on Knowledge and Data Engineering (TKDE) , 2020
  3. Chaokun Wang, Changping Wang, Zheng Wang, Xiaojun Ye, Jeffrey Xu Yu, and Bin Wang. DeepDirect: Learning Directions of Social Ties with Edge-based Deep Network Embedding. IEEE Transactions on Knowledge and Data Engineering (TKDE), 2019.
  4. Chaokun Wang, Xin Xin, and Jingwen Shang. When to Make a Topic Popular Again? A Temporal Model for Topic Re-hotting Prediction in Online Social Networks. IEEE Transactions on Signal and Information Processing over Networks (TSIPN), 2018
  5. Changping Wang, Chaokun Wang, Gaoyang Guo, Xiaojun Ye, and Philip S. Yu. Efficient Computation of G-Skyline Groups. IEEE Transactions on Knowledge and Data Engineering (TKDE), 30(4):674-688, 2018.