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Dr. Prasanta Bhattacharya

prasanta_bhattacharya@ihpc.a-star.edu.sg

Title: Scientist
Tel: 64191237

Research Interest

  • Computational Social Science
  • Social Network Analysis
  • Causal Modeling 
  • Machine Learning


Qualifications

  • Ph.D, Information Systems , National University of Singapore (Department of Information Systems and Analytics), 2017
  • M.Eng., Software Systems, Birla Institute of Technology and Science (BITS), Pilani (RJ, India), 2011
  • B.Tech., Computer Science and Engineering, SRM University (TN, India), 2009 



Journals

  • Bhattacharya,  P.,  Phan,  T.Q.,  Bai,  X.,  and  Airoldi,  E.  (2016).   Analyzing the Co-evolution of Network Structure and Content Generation in Online Social Networks. (Under revision)

Book Chapter(s)

  • Hajela, R., Bhattacharya, P., Banerjee, R. (2013), Project Communicate: Empowering Children with Autism and Their Caregivers in India. Springer  Lecture Notes in Computer Science  (LNCS), 8010, pp.494-503

Conferences

  • Mehrotra, R., and Bhattacharya, P. (2017). Characterizing and Predicting Supply-side Engagement on Crowd-contributed Video Sharing Platforms. In Proc.  of ACM International Conference on the Theory of Information Retrieval (ICTIR 2017), Amsterdam (Netherlands).
  • Tan, T., Bhattacharya, P., and Phan, T.Q. (2016). Credit-worthiness Prediction in Microfinance using Mobile Data: A Spatio-network Approach. In Proc. of 37th International Conference on Information Systems (ICIS), Dublin (Ireland).
  • Bhattacharya, P., Phan, T.Q., and Goh K.Y. (2016). The Value of Social Media Brand Pages: Investigating the Effects of Self-presentation at Online Social Network Sites on Online Purchases. In 12th Symposium on Statistical Challenges in e-Commerce Research (SCECR 2016), Naxos (Greece).
  • Faik, I., Bhattacharya, P., and Phan, T.Q. (2016). From Collective Sense-making to Collective Mindfulness: The Evolution of Online Social Movements in the Arab Spring. In Proc. of the 76th Annual Meeting of the Academy of
    Management (AOM),
    Anaheim (USA).
  • Mehrotra, R., Bhattacharya, P., and Yilmaz, E. (2016). Deconstructing Complex Search Tasks: A Bayesian Nonparametric Approach for Extracting Sub-tasks. In Proc. of 15th Annual Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL-HLT 2016),
    San Diego (USA).
  • Mehrotra, R., Bhattacharya, P., and Yilmaz, E. (2016). Sessions, Tasks & Topics - Uncovering Behavioral Heterogeneities in Online Search Behavior. In Proc. of 39th International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2016), Pisa (Italy)
  • Bhattacharya, P., and Mehrotra, R. (2016). The Information Network: Exploiting Causal Dependencies in Online Information Seeking. In Proc. of ACM Conference on Human Information Interaction and Retrieval (CHIIR 2016), Chapel Hill, NC (USA).
  • Mehrotra, R., Bhattacharya, P., and Yilmaz, E. (2016). Characterizing Users' Multi-Tasking Behavior in Web Search. In Proc. of ACM Conference on Human Information Interaction and Retrieval (CHIIR 2016), Chapel Hill, NC (USA).
  • Bhattacharya, P., Phan, T.Q., and Airoldi, E. (2015). Investigating the Impact of Network Effects on Content Generation: Evidence from a Large Online Student Network. In Proc. of 36th International Conference on Information Systems (ICIS 2015), Fort Worth, Texas (USA)
  • Bhattacharya, P., Phan, T.Q., and Liu,L. (2015). Privacy-preserving Distributed Analytics: Addressing the Privacy-Utility Tradeoff Using Homomorphic Encryption for Peer-to-Peer Analytics. In Proc. of 36th International Conference on Information Systems (ICIS 2015), Fort Worth, Texas (USA).
  • Bhattacharya, P., Phan, T.Q., and Airoldi, E. (2015). Analyzing the Co- evolution of Network Structure and Content Generation in Online Social Networks. In Proc. of 23rd European Conference on Information Systems (ECIS 2015),
    Munster (Germany).
  • Tan, T., Bhattacharya, P., and Phan, T.Q. (2015). The Hedonic Curse: Investigating the Influence of Hedonic Ads on the Evaluation of Subsequent Ads. In Proc. of 23rd European Conference on Information Systems (ECIS 2015), Best Paper Nominee, Munster (Germany).
  • Mehrotra, R., and Bhattacharya, P.. (2015). Modeling the Evolution of User-generated Content on a Large Video Sharing Platform. In Companion Proc. of 24th International World Wide Web Conference (WWW 2015), Florence (Italy).
  • Bhattacharya, P., Phan, T.Q., and Goh K.Y. (2014). Investigating the Effects of Self-Presentation at Social Network Sites on Purchase Behavior: A Text Mining and Econometric Approach. In Workshop on Information Systems and Economics (WISE 2014), Auckland (NZ).
  • Yang, L., Bhattacharya, P., and Jiang, Z. (2014). Video-Evoked Perspective Taking on Crowdfunding Platforms: Impacts on Contribution Behavior. In Proc. of 35th International Conference on Information Systems (ICIS 2014), Auckland (NZ).
  • Zhenyu, L., Bhattacharya,P. and Yin,Z. (2013). What Makes Abusive Supervision? A Process of Trait Activation. In Proc. of 73rd Annual Meeting of the Academy of Management (AOM), Orlando (USA).
  • Bhattacharya, P., Thies, W. (2011). Computer Viruses in Urban Indian Telecenters: Characterizing an Unsolved Problem. Proc. of the 5th ACM Workshop on Networked Systems for Developing Regions (NSDR'2011), Washington DC (USA), pp.45-50

Other(s)

Student Awards and Honors:
Participant at OCIS Doctoral Consortium, Academy of Management (2016)
Nominated to 2016 Global Young Scientists Summit (GYSS), Singapore
Best Presentation Award at U21 Graduate Research Conference, China
NUS President's Graduate Fellowship  (2012-2016)
NUS Graduate Research Scholarship (Ph.D scholarship)
MHRD GATE Scholarship (Masters program scholarship) (2009-2011)
Gold Medalist, Computer Science & Engineering, SRM University
2009 Best Outgoing Student, SRM University

Professional Awards and Honors:

eBay inc. Blue Moon Award (2011)

Travel Grants:
76th Annual Meeting of the Academy of Management (AOM), Auckland (2016)
CEIBS Marketing Symposium, Shanghai (2016)
36th International Conference on Information Systems (ICIS), Texas (2016)
23rd European Conference on Information Systems (ECIS), Munster (2015)
U21 Graduate Research Conference (GRC 2015), Shanghai (2015)

Service:
Associated Editor, 38th International Conference on Information Systems (ICIS 2017)

"Program Committee Member, 19th Pacific Asia Conference on Information Systems PACIS 2015)"


Reviewer (Journals):
Journal of Machine Learning Research (JMLR)
IEEE Pervasive Computing
Journal of the Association for Information Systems (JAIS)
European Journal of Information System (EJIS)
Decision Support Systems (DSS)
Government Information Quarterly (GIQ)
Information and Management (I&M)
Communications of the AIS (CAIS)
International Journal of Communication (IJoC)

Reviewer (Conferences):
International Conference on Information Systems (ICIS 2013,2014,2015,2016,2017)
European Conference on Information Systems (ECIS 2014,2015,2016,2017)
Pacific Asia Conference on Information Systems (PACIS 2014,2015)
Americas Conference on Information Systems (AMCIS 2016)
Academy of Management Annual Meeting (AOM 2016)