Ghost Riders: Sybil Attacks on Crowdsourced Mobile Mapping Services [PDF]
Gang Wang, Bolun Wang, Tianyi Wang, Ana Nika, Haitao Zheng, Ben Y. Zhao
ACM/IEEE Transactions on Networking (TON), 2018.
DeepScan: Exploiting Deep Learning for Malicious Account Detection in Location-Based Social Networks [PDF]
Qingyun Gong, Yang Chen, Xinlei He, Zhou Zhuang, Tianyi Wang, Hong Huang,Xin Wang and Xiaoming Fu.
To Appear in IEEE Communications Maganize (impact factor: 10.435).
Value and Misinformation in Collaborative Investing Platforms [PDF]
Tianyi Wang, Gang Wang, Bolun Wang, Divya Sambasivan, Zhang Zengbin,Xing Li, Haitao Zheng, Ben Y. Zhao.
In ACM Transactions on the Web (TWEB), 2017, 11(2): 8.
Demand Driven Store Placement via Multiple Spatial-temporal Data [PDF]
Mengwen Xu, Tianyi Wang, Zhengwei Wu, Jingbo Zhou, Jian Li, Haishan Wu.
In Proc. of ACM Sig Spatial 2016.(Full paper, acceptace Rate: 18%)
Defending against Sybil Devices in Crowdsourced Mapping Services [PDF][Media]
Gang Wang, Bolun Wang, Tianyi Wang, Ana Nika, Haitao Zheng, Ben Y. Zhao
In Proceedings of The 14th ACM International Conference on Mobile Systems, Applications, and Services (MobiSys)
Singapore, June 2016. (Acceptace Rate: 15.7%)
The Power of Comments: Fostering Social Interactions in Microblog Networks [PDF] [data]
Tianyi Wang, Yang Chen, Yi Wang, Bolun Wang,Gang Wang, Xing Li, Haitao Zheng, Ben Y. Zhao.
In Frontiers of Computer Science, 2016, 10(5): 889-907.
Crowds on Wall Street: Extracting Value from Collaborative
Investing Platforms [PDF]
Gang Wang, Tianyi Wang, Bolun Wang, Divya Sambasivan, Zhang Zengbin, Haitao Zheng, Ben Y. Zhao.
In Proceedings of ACM Conference on Computer-Supported Cooperative Work and Social Computing (CSCW)
Vancouver, BC, Canada March 2015. (Acceptence Rate:28.3%)
Whispers in the Dark: Analysis of an Anonymous Social Network. [PDF]
Gang Wang, Bolun Wang, Tianyi Wang, Ana Nika, Haitao Zheng, Ben Y. Zhao.
In Proceedings of ACM Internet Measurement Conference (IMC)
Vancouver, BC, Canada November 2014. (Acceptence Rate:43/188=22.9%)
The work is covered in LA Times.
Man vs. Machine: Practical Adversarial Detection of Malicious Crowdsourcing Workers. [PDF]
Gang Wang, Tianyi Wang, Haitao Zheng, Ben Y. Zhao.
In Proceedings of The 23rd USENIX Security Symposium (USENIX Security)
San Diego, CA, August 2014. (Acceptence Rate:67/350=19%)
The work is reported in Mit Tech Review.
Understanding User Behavior in Online Social Networks: A Survey.[PDF]
Long Jin, Yang Chen, Tianyi Wang, Pan Hui, Athanasios V. Vasilakos.
IEEE Communications Magazine, 2013, 51(9):144-150. (2012 IF: 3.661)
Characterizing and Detecting Malicious Crowdsourcing. [PDF]
Tianyi Wang, Gang Wang, Xing Li, Haitao Zheng, Ben Y. Zhao.
In Proc. of ACM SIGCOMM 2013 Poster Session, August 2013.
Albatross Sampling: Robust and Effective Hybrid Vertex Sampling for Social Graphs.[PDF]
Long Jin, Yang Chen, Pan Hui, Cong Ding, Tianyi Wang, Athanasios Vasilakos, Beixing Deng, Xing Li.
In the 3rd ACM Workshop on Hot Topics in Planet-scale Measurement (HotPlanet'11), co-located with ACM MobiSys 2011, June 2011.
Understanding Graph Sampling Algorithms for Social Network Analysis. [PDF]
Tianyi Wang, Yang Chen, Zengbin Zhang, Tianyin Xu, Long Jin, Pan Hui, Beixing Deng, Xing Li.
In Proc. of 3rd Annual Workshop on Simplifying Complex Networks for Practitioners (Simplex'11) , co-located with IEEE ICDCS, Minneapolis, USA, Jun. 2011.
Unbiased Sampling in Directed Social Graph. [PDF]
Tianyi Wang, Yang Chen, Zengbin Zhang, Peng Sun, Beixing Deng, Xing Li.
In Proc. of ACM SIGCOMM 2010 Poster Session, August 2010. Also appear in ACM SIGCOMM Computer Communication Review, 2010, 40(4):401-402.
(Acceptance Rate: 22/85=25.88%, won the First Place of the undergraduate division in ACM Student Research Competition)