Guanfeng Liu (PhD)
Associate Professor
Advanced Data Analytics Lab (ADA)
School of Computer Science and Technology
Soochow University, China
1 Shizi Street, Suzhou City, Jiangsu, China, 215006

Office: Room 303, Ligong Building, 1 Shizi Street, Suzhou, Jiangsu, China (map)
Email: gfliu [at] suda.edu.cn
Tel: +86-512-65243192-207


Dr. Guanfeng Liu is an Associate Professor in Advanced Data Analytics (ADA) Lab of School of Computer Science and Technology at Soochow University, China. Guanfeng got his PhD in computer science from Macquarie University in 2013, his MEng degree in computer software and theory from Qingdao University (QDU), China in 2008, and his BEng degree in computer science and technology from Qingdao University of Science and Technology (QUST), China in 2005. His research interests include service computing, trust computing, and social network mining.



Research Interests

social network analysis, graph mining, trusted computing, service computing


Research Supervision


Research Projects and Grants


Selected Publications
  1. Guanfeng Liu, Kai Zheng, An Liu, Zhixu Li, Yang Wang and Xiaofang Zhou, MCS-GPM: Multi-Constrained Simulation Based Graph Pattern Matching in Contextual Social Graphs, IEEE Transaction on Knowledge and Data Engineering (IEEE TKDE), 2017 (accepted in December 2017).
  2. Guanfeng Liu, Qun Shi, Kai Zheng, Zhixu Li, An Liu and Jiajie Xu, Context-Aware Graph Pattern Based Top-K Designated Nodes Finding in Social Graphs, World Wide Web Journal (accepted in November 2017).
  3. An Liu, WeiqiWang, Zhixu Li, Guanfeng Liu, Qing Li and Xiaofang Zhou, A Privacy-Preserving Framework for Trust-Oriented Point-of-Interest Recommendation, IEEE ACCESS (accepted in October 2017, Impact Factor=3.244).
  4. Guanfeng Liu, Yi Liu, Kai Zheng, Zhixu Li, An Liu, Yan Wang and Xiaofang Zhou, Context-Aware Trust Network Extraction in Large-Scale Trust-Oriented Social Networks, World Wide Web Journal (accepted in July 2017).
  5. Shushu Liu, An Liu, Zhixu Li, Guanfeng Liu, Jiajie Xu, Lei Zhao and Kai Zheng, Privacy-Preserving Collaborative Web Services QoS Prediction via Differential Privacy, APWeb-WAIM 2017 (The Best Paper Award).
  6. Yang Zhao, Guanfeng Liu, Kai Zheng, An Liu, Zhixu Li and Xiaofang Zhou, A context-aware approach for trustworthy worker selection in social crowd, World Wide Web Journal (accepted in January 2017).
  7. Kai Zheng, Bolong Zheng, Jiajie Xu, Guanfeng Liu, An Liu and Zhixu Li, Popularity-aware spatial keyword search on activity trajectories. World Wide Web Journal 20(4): 749-773, 2017.
  8. Qun Shi, Guanfeng Liu, Zhixu Li, An Liu, Kai Zheng, Lei Zhao and Xiaofang Zhou, Pattern Based Top-K Designed Nodes Finding in Contextual Social Graphs, ICWS 2017.
  9. Binbin Gu, Zhixu Li, Qiang Yang, Qing Xie, An Liu, Guanfeng Liu, Kai Zheng, Xiangliang Zhang, Web-ADARE: A Web-Aided Data Repairing System, Neurocomputing, March 2017.
  10. Jie Zhu, Wei Jiang, An Liu, Guanfeng Liu, and Lei Zhao Effective and efficient trajectory outlier detection based on time-dependent popular route, World Wide Web Journal 20(1): 111-134, 2017.
  11. Binbin Gu, Zhixu Li, Xiangliang Zhang, An Liu, Guanfeng Liu, Kai Zheng, Lei Zhao, and Xiaofang Zhou, The Interaction between Schema Matching and Record Matching in Data Integration, IEEE Transaction on Knowledge and Data Engineering 9(1), pp. 186-199 2017.
  12. Zhongjian Lv, Jiejie Xu, Pengpeng Zhao, Guanfeng Liu, Lei Zhao, and Xiaofang Zhou, Outlier Trajectory Detection: A Trajectory Analytics Based Approach, DASFAA 2017.
  13. Xiao Liu, An Liu, Xiangliang Zhang, Zhixu Li, Guanfeng Liu, Lei Zhao, and Xiaofang Zhou, When Differential Privacy Meets Randomized Perturbation: A Hybrid Approach for Privacy-Preserving Recommender System, DASFAA 2017.
  14. Ying Guo, Yutao Liu, Guanfeng Liu, and Xin Wang, Efficient Time Synchronization Scheme for Underwater Sensor Networks, Journal of Network and Systems Management, Vol 24, No. 4, 813-833, 2016.
  15. Guanfeng Liu, Feng Zhu, Kai Zheng, An Liu, Zhixu Li, Lei Zhao and Xiaofang Zhou, TOSI: A Trust-Oriented Social Influence Evaluation Method in Contextual Social Networks with manuscript, Neurocomputing, Vol 201, 130-140, 2016.
  16. Feng Zhu, Guanfeng Liu, Yan Wang, Mehmet A Orgun, An Liu, Zhixu Li and Kai Zheng, A Robust Approach to Finding Trustworthy Influencers in Social E-Commerce Environments, ICSOC 2016.
  17. Guanfeng Liu, Yan Wang, Mehmet A Orgun, Xiaoming Zheng, An Liu, Zhixu Li and Kai Zheng, Strong Social Component-Aware Trust Sub-network Extraction in Contextual Social Networks, ICWS 2016.
  18. Qiang Yang, Zhixu Li, Binbin Gu, An Liu Guanfeng Liu, Pengpeng Zhao and Lei Zhao, CTextEM: Using Consolidated Textual Data for Entity Matching, DASFAA 2016.
  19. Shushu Liu, An Liu, Lei Zhao, Guanfeng Liu, Zhixu Li, Pengpeng Zhao, Kai Zheng and Lu Qin, Efficient Query Processing with Mutual Privacy Protection for Location-Based Services, DASFAA, 2016.
  20. Hanhan Jiang, Pengpeng Zhao, Victor. S. Sheng, Guanfeng Liu, An Liu, Jian Wu and Zhiming Cui, An Efficient Location-Aware Publish/Subscribe Index with Boolean Expressions, WISE 2015.
  21. Jie Zhu, Wei Jiang, An Liu, Guanfeng Liu, Jiajie Xu and Lei Zhao, Time-dependent Popular Routes Based Trajectory Outlier Detection, WISE 2015. (Best Paper Runner Up)
  22. Wei Chen, Lei Zhao, Jiajie Xu, Guanfeng Liu, Kai Zheng and Xiaofang Zhou, Trip Oriented Search on Activity Trajectory, Journal of Computer Science and Technology (JCST) 30(4), 2015.
  23. Feng Zhu, Guanfeng Liu, Yan Wang, An Liu, Zhixu Li, Pengpeng Zhao and Lei Li, A Context-Aware Trust-Oriented Influencers Finding in Online Social Networks, ICWS 2015.
  24. Yan Wang, Lei Li and Guanfeng Liu, Social Context-Aware Trust Inference for Trust Enhancement in Social Network based Recommendations on Service Providers, World Wide Web Journal Vol.18, Issue 1, 2015.
  25. Jiajie Xu, Guanfeng Liu, Chengfei Liu, Haoming Guo, and Zhiming Ding, On Efficient Passenger Assignment for Group Transportation, DASFAA 2015.
  26. Yanxia Xu, Guanfeng Liu, Hongzhi Yin, Jiajie Xu, Kai Zheng and Lei Zhao, Discovering Organized POI Groups in a City, DASFAA 2015.
  27. Guanfeng Liu, Lei Zhao, Kai Zheng, An Liu Jiajie Xu, Zhixu Li and Athman Bouguettaya, An Efficient Method to Find the Optimal Social Trust Path in Contextual Social Graphs, DASFAA 2015.
  28. Guanfeng Liu, Kai Zheng, Yan Wang, Mehmet A. Orgun, An Liu, Lei Zhao and Xiaofang Zhou, Multi-Constrained Graph Pattern Matching in Large-Scale Contextual Social Graphs, ICDE 2015.
  29. An Liu, Kai Zheng, Lu Li, Guanfeng Liu, Lei Zhao and Xiaofang Zhou, Efficient Secure Similarity Computation on Encrypted Trajectory Data, ICDE 2015.
  30. Guanfeng Liu An Liu,Yan Wang and Lei Li, SoTrust: A Strong Social Graph Aware Trust Paths Finding for Trustworthy Service Provider Selection in Contextual Social Networks, International Journal of Web Services Research (JWSR), (SCI index, accepted in December 2014)
  31. Xiaoming Zheng, Yan Wang, Mehmet A. Orgun, Guanfeng Liu and Haibin Zhang, Social Context-aware Trust Prediction in Social Networks, ICSOC 2014.
  32. Feng Zhu, Guanfeng Liu, Lei Zhao and Xiaofang Zhou, An Evolution-Based Robust Social Influence Evaluation Method in Online Social Networks, WISE 2014.
  33. Lei Li, Mei Du, Guanfeng Liu, Xuegang Hu and Gongqing Wu, Extremal Optimization-based Semi-Supervised Algorithm with Conflict Pairwise Constraints for Community Detection, ASONAM 2014.
  34. Xiaoming Zheng, Yan Wang, Mehmet A. Orgun, Youliang Zhong and Guanfeng Liu, Trust Prediction with Propagation and Similarity Regularization, AAAI 2014.
  35. Guanfeng Liu, An Liu, Yan Wang and Lei Li, An Efficient Multiple Trust Paths Finding Algorithm for Trustworthy Service Provider Selection in Real-Time Online Social Network Environments, ICWS 2014.
  36. An Liu, Qing Li, Xiaofang Zhou, Lu Li, Guanfeng Liu and Yunjun Gao, Rating Propagation in Web Services Reputation Systems: A Fast Shapley Value Approach, DASFAA 2014.
  37. Guanfeng Liu, Yan Wang, Mehmet A. Orgun and Ee-Peng Lim. Finding the Optimal Social Trust Path for the Selection of Trustworthy Service Providers in Complex Social Networks, IEEE Transactions on Services Computing, Volume 6, Issue 2, 2013.
  38. Yongsheng Hao, Guanfeng Liu and Na Wen, An Enhanced Load Balancing Mechanism Based on Deadline Control on GridSim, Future Generation Computer Systems, Vol.28, No.4, April, 2012.
  39. Guanfeng Liu and Yan Wang, Social Context-Aware Trust Network Discovery in Complex Contextual Social Networks, AAAI 2012.
  40. Guanfeng Liu, Yan Wang, Mehmet A. Orgun and Huan Liu, Discovery Trust Networks for the Selection of Trustworthy Service Providers in Complex Contextual Social Networks, ICWS 2012.
  41. Guanfeng Liu, Yan Wang and Mehmet A. Orgun, Trust Transitivity in Complex Social Networks, AAAI 2011.
  42. Guanfeng Liu, Yan Wang and Mehmet A. Orgun, Finding K Optimal Social Trust Paths for Trustworthy Service Provider Selection in Complex Social Networks, ICWS 2011.
  43. Guanfeng Liu, Yan Wang and Mehmet A. Orgun, Optimal Social Trust Path Selection in Complex Social Networks, AAAI 2010.
  44. Guanfeng Liu, Yan Wang, Mehmet A. Orgun and Ee-Peng Lim, A Heuristic Algorithm for Trust-Oriented Service Provider Selection in Complex Social Networks, SCC 2010. (Best Paper Award)
  45. Guanfeng Liu, Yan Wang and Mehmet A. Orgun, Quality of Trust for Social Trust Path Selection in Complex Social Networks, AAMAS 2010.


Honors and Awards


Working and Visitings


Teaching


Professional Services