Publications

2015:

• Bayesian Ordinal Peer Grading : Karthik Raman and Thorsten Joachims, ACM Learning@Scale 2015, Vancouver, Canada, March 2015
  [PDF] (To be Added after Camera-Ready Deadline)   [Acceptance Rate: 24%]

2014:

• Bayesian Ordinal Peer Grading : Karthik Raman and Thorsten Joachims, NIPS 2014 Workshop on Human Propelled Machine Learning, Montreal, Canada, December 2014
  [PDF]   [Abstract]   [Bib]   [PPT]  
• Methods for Ordinal Peer Grading : Karthik Raman and Thorsten Joachims, KDD 2014, New York, USA, August 2014
  [PDF]   [Abstract]   [Bib]   [PPT]   [Poster]   [Talk Recording]   [Peer Grading Web Service]   [Peer Grading Code]   [Acceptance Rate: 14.6%]
• Understanding Intrinsic Diversity in Web Search: Improving Whole-Session Relevance : Karthik Raman, Paul N. Bennett and Kevyn Collins-Thompson, ACM Transactions on Information Systems, Volume 32, 4, Article 20 (October 2014), 45 pages         [Journal Paper]
  [PDF]   [Abstract] [Bib]  

2013:

• Learning Socially Optimal Information Systems from Egoistic Users : Karthik Raman and Thorsten Joachims, ECML 2013, Prague, Czech Republic, September 2013
  [PDF]   [Long version (with supplementary material)]   [Abstract]   [Bib]   [PPT]   [Poster]   [Acceptance Rate: 25%]
• Beyond Myopic Inference in Big Data Pipelines : Karthik Raman, Adith Swaminathan, Johannes Gehrke and Thorsten Joachims, KDD 2013, Chicago, USA, August 2013
  [PDF]   [Abstract] [Bib]   [Poster]   [PPT (courtesy Adith)]   [Acceptance Rate: 17.4%]
• Toward Whole-Session Relevance: Exploring Intrinsic Diversity in Web Search : Karthik Raman, Paul N. Bennett and Kevyn Collins-Thompson, SIGIR 2013, Dublin, Ireland, July 2013    [Best Student Paper Award]  
  [PDF]   [Abstract]   [Bib]   [PPT]   [Talk by Paul]   [Acceptance Rate: 19.9%]
• Stable Coactive Learning via Perturbation : Karthik Raman, Thorsten Joachims, Pannaga Shivaswamy and Tobias Schabel, ICML 2013, Atlanta, USA, June 2013
  [PDF]   [Abstract]   [Long version (with supplementary material)]   [Bib]   [Poster]   [PPT]   [TechTalks Video]   [Acceptance Rate: 23.5%]

2012:

• Learning from Our Mistakes: Towards a Correctable Learning Algorithm : Karthik Raman, Krysta M. Svore, Ran Gilad-Bachrach and Chris Burges, CIKM 2012, Maui, USA, October 2012
  [PDF]   [Abstract]   [Long Version]   [Bib]   [Acceptance Rate: 14.3% (short)]
• Online Learning to Diversify from Implicit Feedback : Karthik Raman, Pannaga Shivaswamy and Thorsten Joachims, KDD 2012, Beijing, China, August 2012
  [PDF]   [Abstract]   [Bib]   [Poster]   [PPT]   [Preview Video]   [Talk Video]   [Acceptance Rate: 17.6%]
• Learning to Diversify from Implicit Feedback : Karthik Raman, Pannaga Shivaswamy and Thorsten Joachims, WSDM Workshop on Diversity in Document Retrieval, Seattle, USA, March 2012
  [PDF]   [Abstract]   [Bib]   [PPT]  

2011:

• Structured Learning of Two-Level Dynamic Rankings : Karthik Raman, Thorsten Joachims and Pannaga Shivaswamy, CIKM 2011, Glasgow, Scotland, October 2011
  [PDF]   [Long Version]   [Abstract]   [Bib]   [PPT]   [Poster (from KSC)]   [Software]   [Acceptance Rate: 20% (short)] 

2010:

• Multilingual Relevance Feedback: Performance Study of Assisting Languages : Manoj Chinnakotla, Karthik Raman and Pushpak Bhattacharyya, ACL 2010, Uppsala, Sweden, July 2010.
  [PDF]   [Abstract]   [Bib]   [Acceptance Rate: 25%]
• Multilingual PRF: English Lends a Helping Hand : Manoj Chinnakotla, Karthik Raman and Pushpak Bhattacharyya, SIGIR 2010, Geneva, Switzerland, July 2010
  [PDF]   [Abstract]   [Bib]   [Acceptance Rate: 16.7%]
• 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
  [PDF]   [Abstract]   [Bib]   [Poster]   [Acceptance Rate: 34% (poster)]

Other:

• Improving Pseudo-Relevance Feedback: “Multiple Paths, Same Goal” : Karthik Raman, May 2010; Undergraduate Thesis. [PDF]  
• IITB CFILT @ FIRE 2010: Discriminative Approach to IR : Manoj Chinnakotla, Vishal Vacchani, Shalini Gupta, Karthik Raman, Pushpak Bhattacharyya, Feb 2010; Tech Report. [PDF]