Tanzeem Choudhury

Curriculum Vitae

Personal Information

Publications

Refereed Magazine and Journal Papers

[J.1]      Tanzeem Choudhury, Gaetano Borriello, et.al. The Mobile Sensing Platform: An Embedded System for Capturing and Recognizing Activities. To appear in IEEE Pervasive Magazine - Special Issue on Activity-Based Computing, April 2008.

[J.2]      Tanzeem Choudhury, Matthai Philipose, Danny Wyatt and Jonathan Lester. Towards Activity Databases: Using Sensors and Statistical Models to Summarize People's Lives. In IEEE Data Engineering Bulletin, Vol. 29 No. 1, March 2006.

[J.3]       Alex Pentland, Tanzeem Choudhury, Nathan Eagle and Push Singh. Human Dynamics: Computation for Organization. In Pattern Recognition Letters, Volume 26, Issue 4, Pages 503-511, March 2005.

[J.4]       Alex Pentland and Tanzeem Choudhury. Face Recognition for Smart Environments. In IEEE Computer Magazine - special issue on Biometrics, 33(2):50-55, February 2000.

Refereed Conference Papers

[C.1]     Maryam Mahdaviani and Tanzeem Choudhury. Fast and Scalable Training of Semi-Supervised CRFs with Application to Activity Recognition. To appear in the Proceedings of NIPS 2007. December 2007, Vancouver, Canada.

[C.2]     Jianxin Wu, Adebola Osuntogun, Tanzeem Choudhury, Matthai Philipose, Jim Rehg. A Scalable Approach to Activity Recognition Based on Object Use. To appear in the Proceedings of ICCV 2007. October 2007, Rio de Janeiro, Brazil.

[C.3]     Danny Wyatt, Tanzeem Choudhury, and Jeff Bilmes. Conversation Detection and Speaker Segmentation in Privacy Sensitive Situated Speech Data. To appear in the Proceedings of Interspeech 2007. August 2007, Antwerp, Belgium.

[C.4]     Danny Wyatt, Tanzeem Choudhury, and Henry Kautz. Capturing Spontaneous Conversation and Social Dynamics: A Privacy-Sensitive Data Collection Effort. Appears in the Proceedings of International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2007). April 2007, Honolulu, HI.

[C.5]     Danny Wyatt, Tanzeem Choudhury, Jeff Bilmes, and Henry Kautz. A Privacy Sensitive Approach to Modeling Multi-Person Conversations. To appear in the Proceedings of International Joint Conference on Artificial Intelligence (IJCAI 2007). January 2007, Hyderabad, India. 

[C.6]     Lin Liao, Tanzeem Choudhury, Dieter Fox, and Henry Kautz. Training Conditional Random Fields using Virtual Evidence Boosting. To appear in the Proceedings of International Joint Conference on Artificial Intelligence (IJCAI 2007). January 2007, Hyderabad, India. 

[C.7]     Shiaokai Wang, William Pentney, Ana-Maria Popescu, Tanzeem Choudhury and Matthai Philipose. Commonsense-based Joint Training of Human Activity Recognizers. To appear in the Proceedings of International Joint Conference on Artificial Intelligence (IJCAI 2007). January 2007, Hyderabad, India. 

[C.8]     Timothy Sohn, Alex Varshavsky, Anthony Lamarca, Mike Chen, Tanzeem Choudhury, Ian Smith, Sunny Consolvo, Jeffrey Hightower, William Griswold, and Eyal de Lara. Mobility Detection Using Everyday GSM Traces. Appears in the Proceedings Ubicomp 2006. September 2006, Orange County, CA. 

[C.9]     Jonathan Lester, Tanzeem Choudhury, and Gaetano Borriello. A Practical Approach to Recognizing Physical Activities. Appears in the Proceedings Pervasive 2006. May 2006, Dublin, Ireland. 

[C.10] Emmanuel Munguia-Tapia, Tanzeem Choudhury, and Matthai Philipose. Building Reliable Activity Models using Hierarchical Shrinkage and Mined Ontology. Appears in the Proceedings Pervasive 2006. May 2006, Dublin, Ireland. 

[C.11] Danny Wyatt, Matthai Philipose and Tanzeem Choudhury. Unsupervised Activity Recognition using Automatically Mined Common Sense. Appears in the Proceedings of the Twentieth National Conference on Artificial Intelligence (AAAI 2005). July 2005, Pittsburg, PA. 

[C.12] Jonathan Lester, Tanzeem Choudhury, Nicky Kern, Gaetano Borriello and Blake Hannaford. A Hybrid Discriminative-Generative Approach for Modeling Human Activities. Appears in the Proceedings of International Joint Conference on Artificial Intelligence (IJCAI 2005). July 2005, Edinburgh, Scotland.  

[C.13] Tanzeem Choudhury and Sumit Basu. Modeling Conversational Dynamics as a Mixed Memory Markov Process. Appear in the Advances of Neural Information Processing Systems 17 (NIPS 2004). MIT Press, 2005. Vancouver, B.C., Canada. 

[C.14] Tanzeem Choudhury and Alex Pentland, Characterizing Social Networks using the Sociometer. Appears in the Proceedings of the North American Association of Computational Social and Organizational Science. June 2004. Pittsburg, Pennsylvania. 

[C.15] Tanzeem Choudhury and Alex Pentland, Sensing and Modeling Human Networks using the Sociometer. Appears in the Proceeding of the International Conference on Wearable Computing. October 2003. White Plains, New York. 

[C.16] Tanzeem Choudhury, Brian Clarkson, Sumit Basu, and Alex Pentland, Learning Communities: Connectivity and Dynamics of Interacting Agents. Appears in the Proceedings of the International Joint Conference on Neural Networks. July 2003. Portland, Oregon.  

[C.17] Tanzeem Choudhury, Jim Rehg, Vladimir Pavlovic, and Alex Pentland. Boosting and Structure Learning in Dynamic Bayesian Networks for Audio-Visual Speaker Detection. Appears in the Proceedings of International Conference on Pattern Recognition, August 2002.  

[C.18] Tanzeem Choudhury and Alex Pentland. Motion Field Histograms for Robust Modeling of Facial Expressions. Appears in the Proceedings of International Conference on Pattern Recognition, September 2000.  

[C.19] Tanzeem Choudhury, Brian Clarkson, Tony Jebara and Alex Pentland. Multimodal Person Recognition using Unconstrained Audio and Video. In Second Conference on Audio- and Video-based Biometric Person Authentication ’99 (AVBPA ‘99), pages 176-181, Washington DC.

Refereed Workshop Papers

[W.1]  Jonathan Lester, Tanzeem Choudhury, Gaetano Borriello, Sunny Consolvo, James Landay, Kate Everitt and Ian Smith. Sensing and Modeling Activities to Support Physical Fitness. In the Workshop Proceedings of Monitoring, Measuring and Motivating Exercise: Ubiquitous Computing to Support Fitness. Ubicomp 2005, Tokyo, Japan. 

[W.2]  Tanzeem Choudhury, Jonathan Lester and Gaetano Borriello. Assessing Wellness by Sensing Everyday Activities and Interactions. In the Workshop Proceedings HCI Challenges in Health Assessment, Conference on Human Factors in Computing Systems (CHI), April 2005, Portland, OR. 

[W.3]     Tanzeem Choudhury and Alex Pentland. Modeling Face-to-Face Communication using the Sociometer. In the Workshop Proceedings of Supporting Social Interaction and Face-to-face Communication in Public Spaces. Ubicomp 2003, Seattle, WA.

[W.4]  Tanzeem Choudhury and Alex Pentland, The Sociometer: A Wearable Device for Understanding Human Networks. In the Workshop Proceedings of Computer Supported Cooperative Work (Workshop: Ad hoc Communications and Collaboration in Ubiquitous Computing Environments), November 2002, New Orleans, LA. 

[W.5]  Sumit Basu, Tanzeem Choudhury, Brian Clarkson and Alex Pentland. Towards Measuring Human Interactions in Conversational Settings. Appears in the Proceedings of Computer Vision and Pattern Recognition (Cues in Communication), December 2001.

Refereed Workshop Abstracts

[A.1]    Danny Wyatt, Tanzeem Choudhury, Henry Kautz, and James Kitts. Creating Dynamic Social Network Models from Sensor Data. Presented at: International Sunbelt Social Network Conference. April 2006, Vancouver, B.C. 

[A.2]    Jonathan Lester, Tanzeem Choudhury, and Gaetano Borriello. Choosing the Right Modalities and Features for Activity Recognition. Presented at: NIPS Workshop on Multi-modal Signal Processing, NIPS 2004, Whistler, B.C. 

[A.3]    Sumit Basu and Tanzeem Choudhury. Learning Relationships from Conversational Patterns. Presented at: Snowbird Learning Workshop, April 2004, Snowbird, UT. 

[A.4]    Tanzeem Choudhury and Alex Pentland. The Sociometer: A Wearable Device for Learning Human Networks. Presented at: Snowbird Learning Workshop, April 2003, Snowbird, UT. 

[A.5]    Tanzeem Choudhury and Alex Pentland. The Sociometer: A Wearable Device for Understanding Human Networks. Presented at: International Sunbelt Social Network Conference. February 2003, Cancun, Mexico.

 [A.6]    Tanzeem Choudhury, Brian Clarkson, Sumit Basu and Alex Pentland. Learning Human Dynamics and Interactions. Presented at: Snowbird Learning Workshop, April 2002, Snowbird, UT. 

[A.7]    Tanzeem Choudhury, Jim Rehg, Vladimir Pavlovic, and Alex Pentland. Multimodal Speaker Detection using Boosted Dynamic Bayesian Networks. Presented at: Snowbird Learning Workshop, April 2001, Snowbird, UT.

Theses

[T.1]     Tanzeem Choudhury. Sensing and Modeling Human Networks. PhD thesis, Massachusetts Institute of Technology, September 2003. 

[T.2]     Tanzeem Choudhury. FaceFacts - Study of Facial Features for Understanding Expressions. Master’s thesis, Massachusetts Institute of Technology, August 1999.  

[T.3]     Tanzeem Choudhury. Face and Facial Feature Extraction and Tracking in Video Sequences. Bachelor’s Thesis, University of Rochester, May 1997.

Invited Talks

·      University of Washington, Computer Science Colloquium, Seattle, WA, Sensing and Modeling Human Activities and Interactions in Everyday Environments, January 2007.

·       NIPS workshop on User Adaptive Systems, Whistler, B.C., Modeling Human Activities and Interactions from Multi-modal Signals, December 2006.

·       University of Washington, Database Group, Seattle, WA, Towards Activity Databases: Using Sensors and Statistical Models to Summarize People’s Lives, June 2006.

·       Georgia Institute of Technology, College of Computing, Atlanta, GA, Modeling Human Behavior from Multi-modal Signals, April 2006

·       Georgia Institute of Technology, College of Computing, Atlanta, GA, Creating Dynamic Social Network Models from Sensor Data, April 2006

·       University of Washington, Information Design Lab Seminar, Seattle, WA, Modeling Human Behavior from Multi-modal Signals, February 2006

·       MIT Media Laboratory, Cambridge, MA, Modeling Human Behavior from Multi-modal Signals, September 2005

·       University of Washington, Computer Science Colloquium, Seattle, WA, The Next Stage in the Development of Context-Aware Applications, May 2005.

·       National Science Foundation, Arlington, VA, Creating Dynamic Social Network Models from Sensor Data, December 2004.

·       University of Washington Design Machine Group Seminar, Seattle, WA, Creating Dynamic Social Network Models from Sensor Data, November 2004.

·       University of Washington AI Seminar, Seattle, WA, Creating Dynamic Social Network Models from Sensor Data, October 2004.

·       Intel Research Berkeley Seminar, Berkeley, CA, Sensing and Modeling Human Networks, November 2003.

·       IBM Watson Research Center Seminar, Yorktown Heights, NY, Sensing and Modeling Human Networks, October 2003.

·       Microsoft Research, Redmond, WA, Sensing and Modeling Human in Unconstrained Environments, March 2003.

·       Intel Research Seattle, Seattle, WA, Sensing and Modeling Human in Unconstrained Environments, May 2003.

·       Hewlett Packard Labs, Palo Alto, CA, Sensing and Modeling Human Networks, May 2003.

·       Accenture Technology Labs, Palo Alto, CA, Sensing and Modeling Human Networks, May 2003.

·       International Joint Conference on Neural Networks workshop on Biometrics, Real-time Multimodal Person Recognition using Unconstrained Audio and Video, July 1999.

Professional Activities

A.     Committee Activities

·         Program co-chair LOCA 2009 (Workshop on Location and Context-Awareness)

·         Program Committee, Ubicomp 2008, ICML 2008, AAAI 2008 Special Track on Physically Grounded AI

·         Co-chair, Student Abstract and Poster program, AAAI 2008

·         Program Committee, AAAI 2007, UAI 2007, Ubicomp Late-breaking Results 2007

·         Co-organizer (with Prof. James Kitts) of a multi-disciplinary workshop on Modeling Social Dynamics sponsored by National Science Foundation, October 2006.

·         Organizing committee, NIPS workshop on Discovery and Recognition of Human Activities and Interactions, December 2005.

·         Organizing committee, Ubicomp workshop on Supporting Social Interaction and Face-to-Face Communication in Public Spaces, September 2004.

·         Program committee, IEEE International Workshop on modeling People and Human Interaction, October 2005

B.      Reviewing Activities

• Reviewer for journals: IEEE Pervasive Magazine, Journal of Machine Learning Research (JMLR), Pattern Analysis and Machine Intelligence (PAMI), IEEE Transactions on Industrial Electronics: special issue on Human-Robot Interface, Data Mining and Knowledge Discovery
• Reviewer for conferences: AAAI, UAI, Pervasive, Conference on Human Factors in Computing Systems (CHI), User Interface and Software Technology (UIST), International Symposium on Wearable Computing (ISWC), International Conference on Supporting Group Work (GROUP), Internet of Things (IOT).

Grants

National Science Foundation (IIS# 0433637 2004–2007)

Human and Social Dynamics Priority Area

Creating Dynamic Social Network Models from Sensor Data

Joint with Henry Kautz, Dieter Fox, Jeff Bilmes, James Kitts (UW)

Honors and Awards

·       Electrical Engineering Faculty Prize, University of Rochester, 1997

·       1^st in graduating class, School of Engineering and Applied Sciences, U. of Rochester, 1997

·       Robert L. Wells Prize for highest ranking engineering student for demonstrated excellence in both engineering and social sciences, University of Rochester, 1996

·       Member of Phi Beta Kappa 1996 - present

·       Member of Tau Beta Pi  1995 – present

·       Honor Prize for excellence in physics, 1995

·       Member of Golden Key Honor Society 1996 – present

Press Coverage

·         Featured in MIT Technology Review. 2007. Keeping Gadets from Interrupting (http://www.technologyreview.com/Infotech/19185/)

·         Featured in MIT Technology Review. 2007. Making Phones Polite (http://www.technologyreview.com/Infotech/19196/)

·         Featured in MIT Technology Review. 2007. The iPhones Untapped Potential (http://www.technologyreview.com/Infotech/18990/)

·         Featured in Scientific American Frontiers: Digital World. 2003. (http://www.pbs.org/saf/1309/features/digital2.htm)

·         Featured in Scientific American Frontiers: Digital World. 2003. (http://www.pbs.org/saf/1309/features/digital2.htm)

·         Interviewed by the BBC for the documentary: Tomorrow’s World. “Memory Glasses” featuring my wearable face recognition project. Aired May 10, 2000 on BBC1