RECENT PUBLICATIONS

• Information Extraction
• Semantic Class Learning
• Subjectivity / Opinion Analysis
• Coreference Resolution
• Reduced Passive Classification
• Text Categorization
• Question Answering
• Natural Language Interfaces for Java Programming
• Sundance

Information Extraction

• Patwardhan, S. and Riloff, E. (2007) "Effective Information Extraction with Semantic Affinity Patterns and Relevant Regions", Proceedings of the 2007 Conference on Empirical Methods in Natural Language Processing (EMNLP-07) .

• Phillips, W. and Riloff, E. (2007) "Exploiting Role-Identifying Nouns and Expressions for Information Extraction", Proceedings of the 2007 Conference on Recent Advances in Natural Language Processing (RANLP-07) .

• Patwardhan, S. and Riloff, E. (2006) "Learning Domain-Specific Information Extraction Patterns from the Web", ACL 2006 Workshop on Information Extraction Beyond the Document.

• Riloff, E., Wiebe, J., and Phillips, W. (2005) "Exploiting Subjectivity Classification to Improve Information Extraction", Proceedings of the 20th National Conference on Artificial Intelligence (AAAI-05) .

• Jones, R., Ghani, R., Mitchell, T., and Riloff, E. (2003) "Active Learning for Information Extraction with Multiple View Feature Sets", ECML-03 Workshop on Adaptive Text Extraction and Mining .

• Riloff, E., Schafer, C., and Yarowsky, D. (2002) "Inducing Information Extraction Systems for New Languages via Cross-Language Projection", Proceedings of the 19th International Conference on Computational Linguistics (COLING-02) .

• Riloff, E. and Jones, R. (1999) "Learning Dictionaries for Information Extraction by Multi-Level Bootstrapping", Proceedings of the Sixteenth National Conference on Artificial Intelligence (AAAI-99) , 1999, pp. 474-479.

• Jones, R., McCallum, A,. Nigam, K., and Riloff, E. (1999) "Bootstrapping for Text Learning Tasks", IJCAI-99 Workshop on Text Mining: Foundations, Techniques, and Applications

• Riloff, E. (1999) "Information Extraction as a Stepping Stone toward Story Understanding", In Computational Models of Reading and Understanding, Ashwin Ram and Kenneth Moorman, eds., The MIT Press.

• Riloff, E. and Schmelzenbach, M. (1998) "An Empirical Approach to Conceptual Case Frame Acquisition", Proceedings of the Sixth Workshop on Very Large Corpora (WVLC-98).

• Riloff, E. (1996) "Automatically Generating Extraction Patterns from Untagged Text", Proceedings of the Thirteenth National Conference on Artificial Intelligence (AAAI-96) , 1996, pp. 1044-1049.

• Riloff, E. (1996) "An Empirical Study of Automated Dictionary Construction for Information Extraction in Three Domains", AI Journal , Vol. 85, August 1996.

• Riloff, E. (1993) "Automatically Constructing a Dictionary for Information Extraction Tasks", Proceedings of the Eleventh National Conference on Artificial Intelligence (AAAI-93) , AAAI Press/The MIT Press, pp. 811-816

Semantic Class Learning

• Kozareva, Z., Riloff, E., and Hovy, E. (2008) "Semantic Class Learning from the Web with Hyponym Pattern Linkage Graphs", to appear in Proceedings of the 46th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies (ACL-08).

• Phillips, W. and Riloff, E. (2002) "Exploiting Strong Syntactic Heuristics and Co-Training to Learn Semantic Lexicons", Proceedings of the 2002 Conference on Empirical Methods in Natural Language Processing (EMNLP-02).

• Thelen, M. and Riloff, E. (2002) "A Bootstrapping Method for Learning Semantic Lexicons using Extraction Pattern Contexts", Proceedings of the 2002 Conference on Empirical Methods in Natural Language Processing (EMNLP-02).

• Riloff, E. and Jones, R. (1999) "Learning Dictionaries for Information Extraction by Multi-Level Bootstrapping", Proceedings of the Sixteenth National Conference on Artificial Intelligence (AAAI-99) , 1999, pp. 474-479.

• Riloff, E. and Shepherd, J., (1999) "A Corpus-Based Bootstrapping Algorithm for Semi-Automated Semantic Lexicon Construction", Journal of Natural Language Engineering , 1999, Vol. 5, No. 2, pp. 147-156.

• Jones, R., McCallum, A,. Nigam, K., and Riloff, E. (1999) "Bootstrapping for Text Learning Tasks", IJCAI-99 Workshop on Text Mining: Foundations, Techniques, and Applications

• Riloff, E. and Shepherd, J. (1997) "A Corpus-Based Approach for Building Semantic Lexicons", Proceedings of the Second Conference on Empirical Methods in Natural Language Processing (EMNLP-2) .

Subjectivity / Opinion Analysis

• Riloff, E., Patwardhan, S., and Wiebe, J. (2006) "Feature Subsumption for Opinion Analysis", Proceedings of the 2006 Conference on Empirical Methods in Natural Language Processing (EMNLP-06)

• Choi, Y., Cardie, C., Riloff, E., and Patwardhan, S. (2005) "Identifying Sources of Opinions with Conditional Random Fields and Extraction Patterns", Proceedings of the 2005 Human Language Technology Conference / Conference on Empirical Methods in Natural Language Processing (HLT/EMNLP-05)

• Riloff, E., Wiebe, J., and Phillips, W. (2005) "Exploiting Subjectivity Classification to Improve Information Extraction", Proceedings of the 20th National Conference on Artificial Intelligence (AAAI-05) .

• Wiebe, J. and Riloff, E. (2005) "Creating Subjective and Objective Sentence Classifiers from Unannotated Texts", Proceedings of the 6th International Conference on Computational Linguistics and Intelligent Text Processing (CICLing-05), Invited Paper, Springer LNCS Vol. 3406 © Springer-Verlag .

• Wilson, T., Hoffmann, P., Somasundaran, S., Kessler, J., Wiebe, J., Choi, Y., Cardie, C., Riloff, E., and Patwardhan, S. (2005). "OpinionFinder: A system for subjectivity analysis.", Proceedings of HLT/EMNLP 2005 Interactive Demonstrations. (demo)

• Riloff, E. and Wiebe, J. (2003) "Learning Extraction Patterns for Subjective Expressions", Proceedings of the 2003 Conference on Empirical Methods in Natural Language Processing (EMNLP-03) .

• Riloff, E., Wiebe, J., and Wilson, T. (2003) "Learning Subjective Nouns Using Extraction Pattern Bootstrapping", Proceedings of the Seventh Conference on Natural Language Learning (CoNLL-2003) .

• Wiebe, J., Breck, E., Buckley, C., Cardie, C., Davis, P., Fraser, B., Litman, D., Pierce, D., Riloff, E., Wilson, T., Day, D., and Maybury, M. (2003) "Recognizing and Organizing Opinions Expressed in the World Press", AAAI Spring Symposium on New Directions in Question Answering .

• Wiebe, J., Breck. E., Buckley, C., Cardie, C., Davis, P., Fraser, B., Litman, D., Pierce, D., Riloff, E., and Wilson, T. (2002) "NRRC Summer Workshop on Multiple-Perspective Question Answering: Final Report"

Coreference Resolution

• Bean, D. and Riloff, E. (2004) "Unsupervised Learning of Contextual Role Knowledge for Coreference Resolution" , Proceedings of the Human Language Technology Conference / North American Chapter of the Association for Computational Linguistics Annual Meeting (HLT/NAACL-04).

• Bean, D. and Riloff, E. (1999) "Corpus-Based Identification of Non-Anaphoric Noun Phrases", Proceedings of the 37th Annual Meeting of the Association for Computational Linguistics (ACL-99).

Reduced Passive Classification

• Igo, S. and Riloff, E. (2008) "Learning to Identify Reduced Passive Verb Phrases with a Shallow Parser", to appear in Proceedings of the 23rd AAAI Conference on Artificial Intelligence (AAAI-08).

Text Categorization

• Riloff, E. and Lorenzen, J. (1999) "Extraction-based Text Categorization: Generating Domain-specific Role Relationships Automatically", In Natural Language Information Retrieval , Tomek Strzalkowski, ed., Kluwer Academic Publishers.

• Furnkranz, J., Mitchell, T., and Riloff E. (1998) "A Case Study in Using Linguistic Phrases for Text Categorization on the WWW", AAAI/ICML Workshop on Learning for Text Categorization.

• Riloff, E. (1996) "Using Learned Extraction Patterns for Text Classification", Connectionist, Statistical, and Symbolic Approaches to Learning for Natural Language Processing , S. Wermter, E. Riloff, and G. Scheler, eds., 1996. Springer-Verlag, Berlin. pp. 275-289.

• Riloff, E. (1995) "Little Words Can Make a Big Difference for Text Classification", Proceedings of the 18th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval , pp. 130-136.

• Riloff, E. and Lehnert, W. (1994) "Information Extraction as a Basis for High-Precision Text Classification", ACM Transactions on Information Systems , July 1994, Vol. 12, No. 3, pp. 296-333

• Riloff, E. (1994) "Information Extraction as a Basis for Portable Text Classification Systems", Ph.D. Dissertation, Computer Science Department, University of Massachusetts Amherst

Question Answering

• Riloff, E., Mann, G. S., and Phillips, W., (2006) "Reverse-Engineering Question/Answer Collections from Ordinary Text", in Advances in Open Domain Question Answering, Strzalkowski, T. and Harabagiu, S. (Eds.), Springer Series: Text, Speech and Language Technology , Vol. 32.

• Light, M., Mann, G., Riloff, E., and Breck, E., (2001) "Analyses for Elucidating Current Question Answering Technology", Journal of Natural Language Engineering , Vol. 7, No. 4.

• Breck, E., Light, M., Mann, G., Riloff, E., Brown, B., Anand, P., Rooth, M., and Thelen, M., (2001) "Looking Under the Hood: Tools for Diagnosing Your Question Answering Engine", ACL-2001 Workshop on Open-Domain Question Answering.

• Riloff, E. and Thelen, M., (2000) "A Rule-based Question Answering System for Reading Comprehension Tests", ANLP/NAACL-2000 Workshop on Reading Comprehension Tests as Evaluation for Computer-Based Language Understanding Systems.

Natural Language Interfaces for Programming

• Price, D., Riloff, E., and Zachary, J. (2007) "A Study to Evaluate a Natural Language Interface for Computer Science Education", AIED 2007 Workshop on Emerging Technologies for Inquiry-Based Learning in Science.

• Price, D., Riloff, E., Zachary, J., and Harvey, B. (2000) "NaturalJava: A Natural Language Interface for Programming in Java", Proceedings of the 2000 International Conference on Intelligent User Interfaces.

The Sundance Shallow Parser and IE Engine

• Riloff, E. and Phillips, W. (2004) "An Introduction to the Sundance and AutoSlog Systems", University of Utah School of Computing Technical Report #UUCS-04-015.