- Identifying High Betweenness Centrality Nodes in Large Social Networks. Nicolas Kourtellis, Tharaka Alahakoon, Ramanuja Simha, Adriana Iamnitchi, Rahul Tripathi. Journal on Social Network Analysis and Mining, Springer. In press.
- Mining Associations Using Directed Hypergraphs. Ramanuja Simha, Rahul Tripathi, Mayur Thakur. Proceedings of the International Conference on Data Engineering (ICDE), April 2012.
- Branded with a Scarlet C: Cheaters in a Gaming Social Network. Jeremy Blackburn, Ramanuja Simha, Nicolas Kourtellis, Xiang Zuo, Clayton Long, Matei Ripeanu, John Skvoretz, Adriana Iamnitchi. Proceedings of the World Wide Web (WWW), April 2012.
- Cheaters in the Steam Community Gaming Social Network. Jeremy Blackburn, Ramanuja Simha, Nicolas Kourtellis, Xiang Zuo, Clayton Long, Matei Ripeanu, John Skvoretz, Adriana Iamnitchi. CoRR abs/1112.4915, December 2011.
- Cheaters in a Gaming Metanetwork. Jeremy Blackburn, Ramanuja Simha, Clayton Long, Xiang Zuo, Nicolas Kourtellis, John Skvoretz, Adriania Iamnitchi. HPDC/SIGMETRICS 2011 Student Posters (Best Student Poster Award), June 2011.
- Awarded HPDC 2011 student travel grant.
- K-Path Centrality: A New Centrality Measure in Social Networks. Tharaka Alahakoon, Rahul Tripathi, Nicolas Kourtellis, Ramanuja Simha, Adriana Iamnitchi. Proceedings of the Workshop in Social Network Systems (SNS), April 2011.
- Mining Associations Using Directed Hypergraphs. Ramanuja Simha. Masters Thesis, University of South Florida, March 2011.