Journal Special Issue Editorship
* Guest Co-Editor (with D. Lopresti, S. Roy, K. Schulz)
Special Issue on Noisy Text Analytics, International Journal on Document Analysis and Recognition (IJDAR), Springer, September 2009.
* Guest Co-Editor (with C. Knoblock, D. Lopresti, S. Roy)
Special Issue on Noisy Text Analytics, International Journal on Document Analysis and Recognition (IJDAR), Springer, December 2007.
Conference Committees
* Program Committees
KDD 2010: 16th ACM Conference on Knowledge and Data Discovery, Washington DC, July 25-28, 2010.
DAS 2010: Document Analysis Systems, Boston, MA, USA, Jun 7-9, 2010.
ECIR 2010: 32nd European Conference on Information Retrieval, Milton Keynes, UK, Mar 28-31, 2010.
WISS 2010: IEEE Workshop on Information & Software as a Service, Long Beach, CA, USA, Mar 1, 2010.
WSDM 2010: 3rd ACM Conference on Web Search and Data Mining, New York City, USA, Feb 4-6, 2010.
ACM Compute 2010, Bangalore, India, Jan 22-23, 2010.
DRR 2010: XVII Document Recognition and Retrieval Conference, San Jose, CA, USA, Jan 19-21, 2010.
IHCI 2010: IEEE Conference on Intelligent Human Computer Interaction, Allahabad, India, Jan 16-18, 2010.
IIWeb 2009: Information Integration on the Web
IHCI 2009: Intelligent Human Computer Interaction
DRR 2009: XVI Document Recognition and Retrieval Conference
DRR 2008: XV Document Recognition and Retrieval Conference
FSTAS 2007: Workshop on Finite-State Techniques and Approximate Search
* Program Co-Chair
AND 2009: Third Workshop on Analytics for Noisy Unstructured Text Data
AND 2008: Second Workshop on Analytics for Noisy Unstructured Text Data
AND 2007: Workshop on Analytics for Noisy Unstructured Text Data
Book Reviewing
* Machine Learning in Document Analysis and Recognition by Simone Marinai and Hiromichi Fujisawa (Eds.), Springer, 2008, Review in IAPR Newsletter, Vol. 30, No. 4, Oct. 2008.
* The Text Mining Handbook by Ronen Feldman and James Sanger, Cambridge University Press, 2007, Review in IAPR Newsletter, Vol. 30, No. 1, Jan. 2008.
* Applied Combinatorics on Words by M. Lothaire, Cambridge University Press, Encyclopedia of Mathematics and its Applications Series, 2005, Review in IAPR Newsletter, Vol. 29, No. 3, July 2007.
Book Editorial Advisory Board
* Ontology Learning and Knowledge Discovery Using the Web: Challenges and Recent Advances, IGI Global.
Journal and Conference Reviewing
* Reviewer for IEEE Transactions on Multimedia, IEEE Transactions on Biomedical Engineering, Journal of Biomedical Informatics, IJCAI, AAAI, SDM, CIKM, ICDM, ICC, ICASSP, NCC, etc.
Thesis Evaluation
* PhD Thesis committee of Himanshu Tagra (2008) in CSE, IIT Delhi.
* M. Tech Thesis evaluation committee in EE (2000-2001, 2003-2009) and CSE (2002-2003, 2006) at IIT Delhi.
* B. Tech Thesis evaluation committee in CS (2008) at IIT Roorkee.
* M. Tech Thesis evaluation committee in ECE (2008) at NIT Srinagar.
Invited Lectures
* Weblogs and Wisdom of the Crowds
Panelist, Info Vision, Mumbai, Dec 18, 2007
* Analyzing Noisy Text Data from Real Life
Invited Talk, IBM Technology Day, IIT Roorkee, Nov 3, 2007
* Noisy Text Analytics
Invited Talk, Workshop on Natural Lang. Apps. in Enterprise Class Systems, TCS Gurgaon, Oct 4, 2007
* Career Options in Research Labs
Mathematica Lecture Series, Dept. of Mathematics, IIT Delhi, Apr. 4, 2006.
* The Turing Test, Machine Learning, Intelligence and the Like
IEEE Clairvoyance Lecture Series, Tryst 2006, IIT Delhi, Feb. 4, 2006.
* Biological Data Processing
Invited Talk, Workshop on Bioinformatics, Noida, India, Sep. 8, 2005.
* Information Extraction from Biomedical Literature: Methodology, Evaluation and an Application
Colloquium, Department of Computer Science, University of New Orleans, USA, Nov. 5, 2003.
* On Codes over Asymmetric PSK and Distance Uniform Signal Sets
EECS, CSPL Seminar Series, University of Michigan, Ann Arbor, MI, USA, Sep. 17, 1998.
* Channel Coding for Underwater Acoustic Communications
Invited Talk, Naval Physical and Oceanographic Laboratory, Cochin, Dec, 1997.