Chris Bartels Alumnus University of Washington Department of Electrical Engineering The Signal, Speech and Language Interpretation Lab

Professional Experience

• September 2001 to December 2008, Graduate Research Assistant in SSLI Lab
• June 2006 to August 2006, The Johns Hopkins University Summer Workshop on Language Engineering, Articulatory Feature-based Speech Recognition Team
• June 2002 to September 2002, Research Intern, Intel China Research Center, Beijing
• January 1999 to September 2001, Embedded Software Engineer, GARMIN International
• September 1997 to December 1998, Undergraduate Research Assistant, University of Kansas Information & Telecommunications Technology Center

Research Interests

• Graphical Models for large vocabulary speech recognition
• Triangulation and inference in graphical models
• GMTK
• Articulatory models for speech recognition

Publications

• Chris Bartels and Jeff Bilmes. "Creating Non-Minimal Triangulations for Use in Inference in Mixed Stochastic / Deterministic Graphical Models", Machine Learning, (to appear)

• Chris Bartels and Jeff Bilmes. "Graphical Models for Integrating Syllabic Information", Computer Speech and Language, Volume 24, Issue 4, October 2010, Pages 685-697. (download)

• Chris Bartels and Jeff Bilmes. "Graphical Models for Integrating Syllabic Information", Technical Report UWEETR-2009-0007, University of Washington, 2009. (pdf)

• Ning Ma, Chris Bartels, Jeff Bilmes, and Phil Green. "Modelling the Prepausal Lengthening Effect for Speech Recognition: A Dynamic Bayesian Network Approach", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Taipei, Taiwan, 2009.

• Chris Bartels and Jeff Bilmes. "Using Syllable Nuclei Locations to Improve Automatic Speech Recognition in the Presence of Burst Noise", Interspeech, Brisbane, Australia, September 2008. (pdf)

• Chris Bartels and Jeff Bilmes. "Use Of Syllable Nuclei Locations To Improve ASR", IEEE Automatic Speech Recognition and Understanding Workshop (ASRU), Kyoto, Japan, December 2007. (pdf)

• Amarnag Subramanya, Chris Bartels, Jeff Bilmes, and Patrick Nguyen. "Uncertainty in Training Large Vocabulary Speech Recognizers", IEEE Automatic Speech Recognition and Understanding Workshop (ASRU), Kyoto, Japan, December 2007. (pdf)

• Ozgur Cetin, Mathew Magimai-Doss, Karen Livescu, Arthur Kantor, Simon King, Chris Bartels, and Joe Frankel. "Monolingual and Crosslingual Comparison of Tandem Features Derived from Articulatory and Phone MLPs", IEEE Automatic Speech Recognition and Understanding Workshop (ASRU), Kyoto, Japan, December 2007. (pdf)

• Karen Livescu et al. "Articulatory Feature-based Methods for Acoustic and Audio-Visual Speech Recognition: 2006 JHU Summer Workshop Final Report", Technical Report, Center for Language and Speech Processing, Johns Hopkins University, 2007.

• Karen Livescu et al. "Articulatory Feature-Based Methods for Acoustic and Audio-Visual Speech Recognition: Summary from the 2006 JHU Summer Workshop", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, Honolulu, Hawaii, April 2007. (pdf)

• Ozgur Cetin, Arthur Kantor, Simon King, Chris Bartels, Mathew Magimai-Doss, Joe Frankel, Karen Livescu. "An Articulatory Feature-Based Tandem Approach and Factored Observation Modeling", IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, Honolulu, Hawaii, April 2007. (pdf)

• Chris Bartels and Jeff Bilmes. "Non-Minimal Triangulations for Mixed Stochastic/Deterministic Graphical Models", 22nd Conference on Uncertainty in Artificial Intelligence (UAI06), Cambridge, MA, July 2006. (pdf)

• Chris Bartels and Jeff Bilmes. "Focused State Transition Information in ASR", IEEE Automatic Speech Recognition and Understanding Workshop (ASRU), San Juan, Puerto Rico, Nov/Dec, 2005. (pdf)

• Jeff Bilmes and Chris Bartels. "Graphical Model Architectures for Speech Recognition," IEEE Signal Processing Magazine, September 2005, vol. 22, no. 5, pp. 89-100.

• Chris Bartels, Kevin Duh, Jeff Bilmes, Katrin Kirchhoff, and Simon King. "Genetic Triangulation of Graphical Models for Speech and Language Processing", 9th European Conference on Speech Communication and Technology (Eurospeech'05), Lisbon, Portugal, September 2005. (pdf)

• Simon King, Chris Bartels, and Jeff Bilmes. "SVitchboard 1: Small Vocabulary Tasks from Switchboard 1", 9th European Conference on Speech Communication and Technology (Eurospeech'05), Lisbon, Portugal, September 2005. (pdf)

• Chris Bartels and Jeff Bilmes. "Elimination is Not Enough: Non-Minimal Triangulations for Graphical Models," UWEETR-2004-0010, June 2004. (pdf)

• John N. Gowdy, Amarnag Subramanya, Chris Bartels, and Jeff Bilmes. "DBN-Based Multi-Stream Models for Audio-Visual Speech Recognition," IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), May 2004, Montreal, Canada. (pdf)

• Jeff Bilmes and Chris Bartels. "On Triangulating Dynamic Graphical Models," 19th Conference on Uncertainty in Artificial Intelligence (UAI03), Acapulco, Mexico, 2003. (pdf)

• Yimin Zhang, Qian Diao, Shan Huang, Wei Hu, Chris Bartels, and Jeff Bilmes. "DBN Based Multi-Stream Models for Speech," IEEE Int. Conference on Acoustics, Speech, and Signal Processing (ICASSP), April 2003, Hong Kong, China. (pdf)

Teaching

• TA for EE 512: Graphical Models, Spring 2006

Degrees and Honors

• Ph.D. Electrical Engineering, University of Washington, December 2008
• M.S. Electrical Engineering, University of Washington, June 2004
• Boeing Fellowship, UW College of Engineering, 2001
• Graduation With Distinction, University of Kansas, 1999
• B.S. Computer Engineering, University of Kansas, December 1998

Advisor: Jeff Bilmes

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