ToC: ACM Transactions on Information Systems (TOIS), Volume 25(2), April 2007

ACM Transactions on Information Systems (TOIS)
Volume 25 ,  Issue 2  (April 2007)
http://portal.acm.org/toc.cfm?id=1229179

Table of Contents
--------------------
An exploration of the principles underlying redundancy-based factoid
question answering
Jimmy Lin

Evaluating the accuracy of implicit feedback from clicks and query
reformulations in Web search
Thorsten Joachims, Laura Granka, Bing Pan, Helene Hembrooke, Filip
Radlinski, Geri Gay

Soft pattern matching models for definitional question answering
Hang Cui, Min-Yen Kan, Tat-Seng Chua

Automatic classification of Web queries using very large unlabeled query
logs
Steven M. Beitzel, Eric C. Jensen, David D. Lewis, Abdur Chowdhury, Ophir
Frieder