2009
- "A novel lexicalized HMM-based learning framework for web opinion mining", in the the 26th International Conference on Machine Learning (ICML 2009), Montreal, Canada, June 2009. (supported by NDSU presidential travel award)
- "CDPRanking: discovering and ranking cross-document paths between entities",in the 32rd ACM International Conference on Research and Development in Information Retrieval (SIGIR 2009) (System Demonstration), Boston, MA, July 2009.
- Invited paneslist in the NSF CDI (Cyber-enabled Discovery and Innovation) program, Arlington, Virginia, February, 2009.
2008
- "Huffman coding and its applications", Department of Computer Science, Frostburg State University, 2008.
2007
- Travel Award, SIGAPP(ACM Special Interest Group on Applied Computing), 2007.
- "Improving Knowledge Discovery in Document Collections through Combining Text Retrieval and Link Analysis Techniques", in the 7th IEEE International conference on Data Mining (ICDM-07), Omaha, NE, October, 2007. (supported by the Travel Award provided by IBM Research, Microsoft adCenter Labs, and IEEE TCII)
- "Mining Concept Associations for Knowledge Discovery through Concept Chain Queries", in the 11th Pacific-Asia International conference on Knowledge Discovery and Data Mining (PAKDD-07), Nanjing, China, May, 2007. (supported by Travel Award provided by Japanese PAKDD)
2006
- "The current status of English-Chinese Machine Translation: An Overview." Topic on Advanced Information Retrieval (Multi-Lingual Information Retrieval), State Univeristy of New York at Buffalo, 2006.
- "Hypothesis Generation using Concept Association Graphs for homeland security and aviation safety", Knowledge Discovery and Dissemination Program (KDD), 2006.
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