picture of me

John Niekrasz

Computer Scientist
Artificial Intelligence Center
SRI International

Publications

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Freitag, D., Chow, E., Kalmar, P., Muezzinoglu, T., and Niekrasz, J. (2012).
A corpus of online discussions for research into linguistic memes.
In Proc. 7th Web as Corpus Workshop (WAC-7).
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Niekrasz, J. (2012).
Toward Summarization of Communicative Activities in Spoken Conversation.
PhD thesis, University of Edinburgh.
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Niekrasz, J. and Moore, J. (2010).
Annotating participant reference in english spoken conversation.
In Proc. the Fourth Linguistic Annotation Workshop (LAW IV).
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Tur, G., Stolcke, A., Voss, L., Peters, S., Hakkani-Tur, D., Dowding, J., Favre, B., Fernández, R., Frampton, M., Frandsen, M., Frederickson, C., Graciarena, M., Kintzing, D., Leveque, K., Mason, S., Niekrasz, J., Purver, M., Riedhammer, K., Shriberg, E., Tien, J., Vergyri, D., and Yang, F. (2010).
CALO meeting assistance system.
Transactions on Audio, Speech and Language Processing.

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Niekrasz, J. and Moore, J. (2009).
Participant subjectivity and involvement as a basis for discourse segmentation.
In Proceedings of the SIGDIAL 2009 Conference, pages 54-61.
Best Student Paper Award Nominee.

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Ehlen, P., Purver, M., Niekrasz, J., Lee, K., and Peters, S. (2008).
Meeting adjourned: Off-line learning interfaces for automatic meeting understanding.
In Proceedings of the 2008 International Conference on Intelligent User Interfaces.

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Niekrasz, J. (2008).
Using participant deixis in conversational NLP.
In Proceedings of the Workshop on Machine Learning and Multimodal Interaction (Student Poster Session).

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Tur, G., Stolcke, A., Voss, L., Dowding, J., Favre, B., Fernandez, R., Frampton, M., Frandsen, M., Frederickson, C., Graciarena, M., Hakkani-Tür, D., Kintzing, D., Leveque, K., Mason, S., Niekrasz, J., Peters, S., Purver, M., Riedhammer, K., Shriberg, E., Tien, J., Vergyri, D., and Yang, F. (2008).
The CALO meeting speech recognition and understanding system.
In Proceedings of the 2008 IEEE Workshop on Spoken Language Technology.

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Gupta, S., Niekrasz, J., Purver, M., and Jurafsky, D. (2007).
Resolving ”you” in multi-party dialog.
In Proceedings of the 9th SIGdial Workshop on Discourse and Dialogue.

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Purver, M., Dowding, J., Niekrasz, J., Ehlen, P., and Noorbaloochi, S. (2007).
Detecting and summarizing action items in multi-party dialogue.
In Proceedings of the 9th SIGdial Workshop on Discourse and Dialogue.

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Ehlen, P. and The CALO Team (2007).
Multimodal meeting capture and understanding with The CALO Meeting Assistant.
In Proceedings of the 2007 Machine Learning and Multimodal Interaction Workshop (MLMI).
Demo.

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Voss, L., Ehlen, P., and The DARPA CALO Meeting Assistant Project Team (2007).
The CALO Meeting Assistant.
In Proceedings of the 2007 Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL-HLT).
Demo.

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Ehlen, P., Purver, M., and Niekrasz, J. (2007).
A meeting browser that learns.
In Interaction Challenges for Intelligent Assistants: Papers from the 2007 AAAI Spring Symposium: Technical Report SS-07-04, pages 33-40. AAAI Press.

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Gruenstein, A., Niekrasz, J., and Purver, M. (2007).
Meeting structure annotation: Annotations collected with a general purpose toolkit.
In Dybkjaer, L. and Minker, W., editors, Recent Trends in Discourse and Dialogue, Text, Speech and Language Technology series.
Springer-Verlag.

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Purver, M., Niekrasz, J., and Ehlen, P. (2007).
Automatic annotation of dialogue structure from simple user interaction.
In Popescu-Belis, A., Renals, S., and Bourlard, H., editors, Machine Learning for Multimodal Interaction: Fourth International Workshop, MLMI 2007, Brno, Czech Republic, Revised Selected Papers, volume 4892 of Lecture Notes in Computer Science, pages 44-59. Springer-Verlag.

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Chaudhri, V. K., Cheyer, A., Guili, R., Jarrold, B., Myers, K. L., and Niekrasz, J. (2006).
A case study in engineering a knowledge base for an intelligent personal assistant.
In Proceedings of the Semantic Desktop and Social Semantic Collaboration Workshop (SemDesk).

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Ehlen, P., Laidebeure, S., Niekrasz, J., Purver, M., Dowding, J., and Peters, S. (2006).
Browsing meetings: Automatic understanding, presentation and feedback for multi-party conversations.
In Proceedings of the 10th Workshop on the Semantics and Pragmatics of Dialogue, pages 173-174.

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Purver, M., Ehlen, P., and Niekrasz, J. (2006).
Shallow discourse structure for action item detection.
In Proceedings of the 2006 HLT-NAACL Workshop on Analyzing Conversations in Text and Speech, pages 31-34.

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Niekrasz, J. and Gruenstein, A. (2006).
NOMOS: A Semantic Web software framework for annotation of multimodal corpora.
In Proceedings of the 5th International Conference on Language Resources and Evaluation (LREC).

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Niekrasz, J. and Purver, M. (2006).
A multimodal discourse ontology for meeting understanding.
In Renals, S. and Bengio, S., editors, Machine Learning for Multimodal Interaction: Second International Workshop, MLMI 2005, Edinburgh, UK, July 11-13, 2005, Revised Selected Papers, volume 3869 of Lecture Notes in Computer Science, pages 162-173. Springer.

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Purver, M., Ehlen, P., and Niekrasz, J. (2006).
Detecting action items in multi-party meetings: Annotation and initial experiments.
In Renals, S., Bengio, S., and Fiscus, J., editors, Machine Learning for Multimodal Interaction: Third International Workshop, MLMI 2006, Bethesda, MD, USA, May 1-4, 2006, Revised Selected Papers, volume 4299 of Lecture Notes in Computer Science, pages 200-211. Springer.

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Gruenstein, A., Niekrasz, J., and Purver, M. (2005).
Meeting structure annotation: Data and tools.
In Proceedings of the 6th SIGdial Workshop on Discourse and Dialogue, pages 117-127.

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Pallotta, V., Niekrasz, J., and Purver, M. (2005).
Collaborative and argumentative models of natural discussions.
In Proceedings of the 5th Workshop on Computational Models of Natural Argument (CMNA).

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Purver, M., Niekrasz, J., and Peters, S. (2005).
Ontology-based multi-party meeting understanding.
In Proceedings of the 2005 CHI Workshop on The Virtuality Continuum Revisited.

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Niekrasz, J., Purver, M., Dowding, J., and Peters, S. (2005).
Ontology-based discourse understanding for a persistent meeting assistant.
In Persistent Assistants: Living and Working with AI: Papers from the 2005 AAAI Spring Symposium: Technical Report SS-05-05, pages 26-33. AAAI Press.

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Cheng, H., Bratt, H., Mishra, R., Shriberg, E., Upson, S., Chen, J., Weng, F., Peters, S., Cavedon, L., and Niekrasz, J. (2004).
A Wizard of Oz framework for collecting spoken human-computer dialogs.
In Proceedings of the 8th International Conference on Spoken Language Processing (INTERSPEECH - ICSLP), pages 2269-2272.

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Kaiser, E., Demirdjian, D., Gruenstein, A., Li, X., Niekrasz, J., Wesson, M., and Kumar, S. (2004).
A multimodal learning interface for sketch, speak and point creation of a schedule chart.
In Proceedings of the 6th International Conference on Multimodal Interfaces (ICMI), pages 329-330. ACM Press.

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Niekrasz, J., Gruenstein, A., and Cavedon, L. (2004).
Multi-human dialogue understanding for assisting artifact-producing meetings.
In Proceedings of the 20th International Conference on Computational Linguistics (COLING), pages 432-438.

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Gruenstein, A., Cavedon, L., Niekrasz, J., Widdows, D., and Peters, S. (2004).
Managing uncertainty in dialogue information state for real time understanding of multi-human meeting dialogues.
In Proceedings of the 8th Workshop on the Semantics and Pragmatics of Dialogue (SEMDIAL), pages 152-153.


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