Estimating precision by random sampling (poster abstract)
Proceedings of the 22nd annual international ACM SIGIR conference on Research and development in information retrieval
Building a question answering test collection
SIGIR '00 Proceedings of the 23rd annual international ACM SIGIR conference on Research and development in information retrieval
Breadth-first crawling yields high-quality pages
Proceedings of the 10th international conference on World Wide Web
Scaling question answering to the Web
Proceedings of the 10th international conference on World Wide Web
Exploiting redundancy in question answering
Proceedings of the 24th annual international ACM SIGIR conference on Research and development in information retrieval
Performance issues and error analysis in an open-domain question answering system
ACM Transactions on Information Systems (TOIS)
Scoring missing terms in information retrieval tasks
Proceedings of the thirteenth ACM international conference on Information and knowledge management
The SPIRIT collection: an overview of a large web collection
ACM SIGIR Forum
Frequency estimates for statistical word similarity measures
NAACL '03 Proceedings of the 2003 Conference of the North American Chapter of the Association for Computational Linguistics on Human Language Technology - Volume 1
Improving the estimation of relevance models using large external corpora
SIGIR '06 Proceedings of the 29th annual international ACM SIGIR conference on Research and development in information retrieval
Fast computation of lexical affinity models
COLING '04 Proceedings of the 20th international conference on Computational Linguistics
A two-stage approach to retrieving answers for how-to questions
EACL '06 Proceedings of the Eleventh Conference of the European Chapter of the Association for Computational Linguistics: Student Research Workshop
Statistical source expansion for question answering
Proceedings of the 20th ACM international conference on Information and knowledge management
Adapting the naive bayes classifier to rank procedural texts
ECIR'06 Proceedings of the 28th European conference on Advances in Information Retrieval
Textual resource acquisition and engineering
IBM Journal of Research and Development
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Using our question answering system, questions from the TREC 2001 evaluation were executed over a series of Web data collections, with the sizes of the collections increasing from 25 gigabytes up to nearly a terabyte.