What’s in a Gaze? The Role of Eye-Gaze in Reference Resolution in Multimodal Conversational Interfaces. Z. Prasov and J. Chai. ACM 12^th International Conference on Intelligent User interfaces (IUI). Canary Islands , Jan 13-17, 2008 .

Beyond Attention: The Role of Deictic Gesture in Intention Recognition in Multimodal Conversational Interfaces. S. Qu and J. Chai.  ACM 12^th International Conference on Intelligent User interfaces (IUI). Canary Islands , Jan 13-17, 2008 .

Automated Vocabulary Acquisition and Interpretation in Multimodal Conversational Systems. Y. Liu, J. Chai, and R. Jin. The 45^th Annual Meeting of the Association of Computational Linguistics (ACL), Prague, Czech Republic, June 23-30, 2007. 

An Exploration of Eye Gaze in Spoken Language Processing for Multimodal Conversational Interfaces. S. Qu and J. Chai.  2007 Meeting of the North American Chapter of the Association of Computational Linguistics (NAACL-07), Rochester NY, April, 2007.

Eye Gaze for Attention Prediction in Multimodal Human Machine Conversation. Z. Prasov, J. Chai, and H. Jeong. The AAAI 2007 Spring Symposium on Interaction Challenges for Artificial Assistants,  Palo Alto , CA. March 2007. 

Salience Modeling based on Non-verbal Modalities for Spoken Language Understanding. S. Qu and J. Chai. ACM 8^th International Conference on Multimodal Interfaces (ICMI), pp. 193-200,  Banff, Canada, November 2-4, 2006. 

Cognitive Principles in Robust Multimodal Interpretation.  J. Chai, Z. Prasov, and S. Qu. Journal of Artificial Intelligence Research, Vol 27, pp. 55-83, 2006. 

Predicting User Attention using Eye Gaze in Conversational Interfaces. Z. Prasov and J. Chai. The Third Midwest Computational Linguistics Colloquim (MCLC). Urbana-Champaign, IL. May 20-21, 2006.

A Salience Driven Approach to Robust Input Interpretation in Multimodal Conversational Systems. J. Chai and S. Qu. Conferences on Human Language Technology and Empirical Methods in Natural Language Processing (HLT/EMNLP), pp. 217-224, Vancouver, Canada, October 6-8, 2005. 

Linguistic Theories in Efficient Multimodal Reference Resolution: an Empirical Investigation. J. Chai, Z. Prasov, J. Blaim, and R. Jin. The 10th International Conference on Intelligent User Interfaces (IUI-05), pp. 43-50, ACM, San Diego, CA, January 9-12, 2005.

MIND: A Context-based Multimodal Interpretation Framework. J. Chai,  S. Pan,  and M. Zhou. Conversational Systems, Natural, Intelligent and Effective Interaction in Multimodal Dialogue Systems. Eds. O. Bernsen ,  L. Dybkjaer and  J.  van Kuppevelt, pp. 265-283,  Kluwer Academic Publishers,  2005. 

Optimization in Multimodal Interpretation. J. Chai, P. Hong, M. Zhou, and Z. Prasov. The 42nd Annual Conference of Association of Computational Linguistics (ACL), pp. 1-8, Barcelona, Spain. July 22-24, 2004. 

Performance Evaluation and Error Analysis for Multimodal Interpretation in Conversational Systems. J. Chai,  Z. Prasov, and P. Hong.  Proceedings of HLT-NAACL 2004 (companion volume),  Boston, MA, May 3-7, 2004.  

A Probabilistic Approach to Reference Resolution in Multimodal User Interfaces. J. Chai, P. Hong, and M. Zhou. Proceedings of 9th International Conference on Intelligent User Interfaces (IUI-04), pp. 70-77, ACM, Madeira, Portugal, January 13-16, 2004.

Context-based Multimodal Understanding in Conversational Systems. J. Chai,  S. Pan, M. Zhou, and K. Houck. The Fourth International Conference on Multimodal Interfaces, October, 2002. 

Semantics-based Representation for Multimodal Interpretation in Conversational Systems. J. Chai.  The 19th International Conference on Computational Linguistics (COLING), 2002.

 Natural Language Assistant – A Dialog System for Online Product Recommendation. J. Chai,  V. Horvath, N. Nicolov, M. Stys, N. Kambhatla, W. Zadrozny and P. Melville.  AI Magazine, Vol. 23, No.2,  pp. 63-75, AAAI Press, 2002. 

 Natural Language Sales Assistant – A Web-based Dialog System for Online Sales. J. Chai,  M. Budzikowska, V. Horvath, N. Nicolov, N. Kambhatla and W. Zadrozny.  Proceedings of the Thirteenth Innovative Application of Artificial Intelligence Conference (IAAI2001), Seattle, 2001.

The Role of a Natural Language Conversational Interface in Online Sales: A Case Study. J. Chai,  J. Lin, W. Zadrozny, Y. Ye, M. Budzikowska, V. Horvath, N. Kambhatla and C. Wolf,  in International Journal of Speech Technology, Vol(4), 2001.

 Natural Language Dialog for Personalized Interaction. W. Zadrozny, M. Budzikowska, J. Chai,  N. Kambhatla, S. Levesque and N. Nicolov.  Communications of ACM, Vol. 43, No. 8, 2000.

A Multimodal Dialog System for Business Transactions.  J. Chai, S. Levesque, M. Budzikowska, V. Horvath, N. Kambhatla, N. Nicolov, and  W. Zadrozny.  Proceedings of the 6^th International Conference on Spoken Language Processing (ICSLP2000), Beijing , China , October 2000.

Dynamic User Level and Utility Measurement for Adaptive Dialog in a Help-Desk System. P. Maloor and J. Chai. Proceedings of the First SIGDial Workshop on Discourse and Dialog, Hong Kong , October 2000.

Comparative Evaluation of a Natural Language Dialog Based System and a Menu Driven System for Information Access: a Case Study. J. Chai, J. Lin, W. Zadrozny , Y. Ye, M. Budzikowska, V. Horvath, N. Kambhatla, and C. Wolf.  Proceedings of RIAO2000, pp. 1590-1600, Paris , France , April 2000.

Discourse Processing for Context Question Answering based on Linguistic Knowledge. M. Sun and J. Chai. Knowledge-based Systems, Special Issues on Intelligent User Interfaces, Volume 20, Issue 6, pp. 511-526, August 2007. 

An Empirical Investigation of User Term Feedback in Targeted Image Search via Text-based Retrieval.  J. Chai, C. Zhang, and R. Jin. ACM Transactions on Information Systems, Vol 25(1), February  2007. 

Towards Conversational QA: Automated Identification of Problematic Situations and User Intent.  J. Chai, C. Zhang, and T. Baldwin. Proceedings of the International Conference on Computational Linguistics/Association for Computational Linguistics (COLING/ACL-06) Poster Session,  pp. 57-64, Sydney, Australia , July 17-21, 2006.

  Automated Performance Assessment in Interactive Question Answering.   J. Chai, T. Baldwin, and C. Zhang. Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development on Information Retrieval (SIGIR2006), pp. 631-632, Seattle, USA, August 6-11, 2006. 

  Topic Term Identification for Context Question Answering. M. Gerber and J. Chai. The Third Midwest Computational Linguistics Colloquim (MCLC). Urbana-Champaign, IL. May 20-21, 2006.  

  Towards Intelligent QA Interfaces: Discourse Processing for Context Questions. M. Sun and J. Chai. ACM 11th International Conference on Intelligent User Interfaces (IUI-06), pp. 163-170, Sydney, Australia,  Jan 29- Feb 1, 2006.

Learn to Weight Terms in Information Retrieval using Category Information. R. Jin, J. Chai, and L. Si. The 22nd International Conference on Machine Learning, pp. 353-360, Bonn, Germany, Aug 7-11, 2005.  

User Term Feedback in Interactive Text-based Image Retrieval. C. Zhang, J. Chai, and R. Jin. The 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2005), pp. 51-58, Brazil. August 15-19, 2005. 

 A Maximum Coherence Model for Dictionary-based Cross-language Information Retrieval. Y. Liu, R. Jin, and J. Chai. The 28th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2005), pp. 536-543,  Brazil. August 15-19, 2005. 

Regularizing Translation Models for Better Automatic Image Annotation. F. Kang, R. Jin, and J. Chai. The 13th Conference on Information and Knowledge Management (CIKM), Washington D. C., November 8-13, 2004.

Automatic Image Annotation via Coherent Language Model and Active Learning. R. Jin, J. Chai, and L. Si. The 12th ACM Annual Conference on Multimedia (ACM-MM), New York, October 10-16, 2004. 

An Automated Weighting Scheme for Collaborative Filtering. R. Jin,  J. Chai, and L. Si. The 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2004), pp. 337-344, Sheffield, UK. July 25-29, 2004.

Discourse Status for Context Questions. J. Chai and R. Jin.  Proceedings of HLT-NAACL 2004 Workshop on Pragmatics in Question Answering, Boston, MA. May 3-7, 2004.  

The Evaluation of a Lexical Semantic Resource in Information Extraction.  J. Chai.  Proceedings of the Second International Conference on Language Resources and Evaluations (LREC2000), Athens , Greece , May 2000.

Two Dimensional Rule Generalization for Information Extraction. J. Chai,  A. Biermann and C. Guinn. Proceedings of the Sixteenth National Conference in Artificial Intelligence (AAAI/IAAI'99), pp. 431-438, Orlando, FL,  July 1999. 

The Use of Word Sense Disambiguation in an Information Extraction System. J. Chai and A. Biermann. Proceedings of the Sixteenth National Conference in Artificial Intelligence and Eleventh Annual Conference on Innovative Applications of Artificial Intelligence (AAAI/IAAI-99), pp. 850-855, Orlando, FL, July 1999.

A WordNet Based Rule Generalization for Meaning Extraction. J. Chai  and A. Biermann.  Lecture Notes in Artificial Intelligence (1325): Foundations of Intelligent Systems, Eds. Z. Ras and A. Skowron, Springer-Verlag, 1997.

The Role of WordNet in the Creation of a Trainable Message Understanding System.  A. Bagga, J. Chai,  and A. Biermann. Proceedings of the Fourteenth National Conference on Artificial Intelligence and the Ninth Conference on the Innovative Applications of Artificial Intelligence (AAAI/IAAI'97), pp. 941-948, Providence, Rhode Island, July 1997.

  Corpus Based Statistical Generalization Tree in Rule Optimization. J. Chai and A. Biermann.  Proceedings of Fifth Workshop on Very Large Corpora (WVLC-5), pp. 81-90, Hong Kong, August 1997. 

The Use of Lexical Semantics in Information Extraction. J. Chai and A. Biermann. Proceedings of the ACL Workshop on Automatic Information Extraction and Building of Lexical Semantic Resources for NLP Applications, pp. 61-70, Madrid, Spain, July 1997. 

A Trainable System for Extracting Meaning from Text. A. Bagga and J. Chai. Proceedings of CONLL97 (Computational Natural Language Learning), pp. 1-8, Madrid , Spain , July 1997. 

A Trainable System for the Extraction of Meaning from Text. A. Bagga, J. Chai, A. Biermann, C. Guinn, and A. Hui.  Proceedings of the 1995 conference of the Centre for Advanced Studies on Collaborative research (CASCON),  1995.