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Office: 4126 Upson Hall
Cornell University Ithaca, NY, 14853-7501 Phone: (607)-254-8559 Contact At: karthik[at]cs[dot]cornell[dot]edu |
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Research Interests
- Web Search, Information Retrieval, Learning to Rank, Recommender Systems
- Machine Learning, Structured Prediction, Online Learning
- Natural Langauge Processing, Summarization, Text Classification
- I am also interested in Information Networks, Game Theory and Data Mining
Latest News
- Fall 2011: TAing for the CS 4780 course
- April, 2011: Awarded the Yahoo! Key Scientific Challenge Award
- Summer 2011: Intern at MSR, Redmond with Krsyta Svore , Ran Gilad-Bachrach and Chris Burges
- April 2011: Created a page for the MLDG (Machine Learning Discussion Group) here since the current one is outdated.
Publications
2012:
- Learning to Diversify from Implicit Feedback: Karthik Raman, Pannaga Shivaswamy and Thorsten Joachims, WSDM Workshop on Diversity in Document Retrieval, Seattle, USA, March 2012
2011:
- Structured Learning of Two-Level Dynamic Rankings: Karthik Raman, Thorsten Joachims and Pannaga Shivaswamy, CIKM 2011, Glasgow, Scotland, October 2011
2010:
- On Improving Pseudo-Relevance Feedback using Pseudo-Irrelevant Documents: Karthik Raman, Raghavendra Udupa, Abhijit Bhole and Pushpak Bhattacharyya, ECIR 2010, Milton Keynes, UK, March 2010
- Multilingual PRF: English Lends a Helping Hand: Manoj Chinnakotla, Karthik Raman and Pushpak Bhattacharyya, SIGIR 2010, Geneva, Switzerland, July 2010
- Multilingual Relevance Feedback: Performance Study of Assisting Languages: Manoj Chinnakotla, Karthik Raman and Pushpak Bhattacharyya, ACL 2010, Uppsala, Sweden, July 2010.
Professional and Teaching Experience
- TA: CS4780/5780 (Machine Learning) Fall 2011
- Reviewer: IJCNLP 2011
- Talks: SIGIR 2010, CIKM 2011, WSDM 2012
Work Experience
- Intern at MSR, Redmond: May-August 2011
- Intern at MSR,Bangalore: May-July 2009
- B.Tech at IIT Bombay (2006-2010)