Sentiment Analysis

Some intersting approaches to sentiment analysis:

Duplicate Data Detection

Papers:

A. Kolcz, A. Chowdhury, J. Alspector, "Improved robustness of signature-based near-replica detection via lexiconrandomization" , ACM-SIGKDD 2004.
A. Kolcz, A. Chowdhury, J. Alspector, "The Impact of Feature Selection on Signature-Driven Spam Detection" , Conference on Email and Anti-Spam 2004.
A. Kolcz, A. Chowdhury, J. Alspector, "Data duplication: an imbalance problem?" , The Twentieth International Conference on Machine Learning (ICML-2003) Workshop on Learning from Imbalanced Data Sets II.
A. Chowdhury, O. Frieder, D. Grossman, and M. McCabe, "Collection Statistics for Fast Duplicate Document Detection" , ACM Transactions on Information Systems (TOIS), 20(2), April 2002.

Papers:

A. Chowdhury, "Automatic Evaluation of Web Search Services" , ISBN: 0-12-012164-6 Book/Hardback , Advances in Computers, April 2005.
S. Beitzel, E. Jensen, A. Chowdhury, D. Grossman, "Using Titles and Category Names from Editor-driven Taxonomies for Automatic Evaluation" , ACM-CIKM Conference for Information and Knowledge Management, November 2003.
S. Beitzel, E. Jensen, A. Chowdhury, O. Frieder, D. Grossman, "Using Manually-built Web Directories for Automatic Evaluation of Known-Item Retrieval" , ACM-SIGIR, August 2003, ACM-SIGIR, August 2003.
A. Chowdhury, I. Soboroff, "Automatic Evaluation of World Wide Web Search Services" , ACM-SIGIR, August 2002.