- Detection, Tracking, and
Classification of Action Units in Facial Expression
Jenn-Jier James Lien, Takeo Kanade, Jeffrey Cohn, and C. Li
Journal of Robotics and Autonomous Systems, Vol. 31, No. 3, May, 2000, pp. 131 - 146.
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- Detection, tracking, and classification of subtle changes in facial expression
Jenn-Jier James Lien, Takeo Kanade, Jeffrey Cohn, and C. Li
Journal of Robotics
and Autonomous Systems, Vol. 31, 2000, pp. 131 - 146.
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- Detection, Tracking, and Classification of Action Units in Facial Expression
Jenn-Jier James Lien, Takeo Kanade, Jeffrey Cohn, and C. Li
Journal of Robotics and Autonomous Systems, , July, 1999,
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- Automated face analysis by feature point tracking has high concurrent validity with manual FACS coding
Jeffrey Cohn, Adena Zlochower, Jenn-Jier James Lien, and Takeo Kanade
Psychophysiology, Vol. 36, 1999, pp. 35 - 43.
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- A Multi-Method Approach for Discriminating Between Similar Facial Expressions, Including Expression Intensity Estimation
Jenn-Jier James Lien, Takeo Kanade, Jeffrey Cohn, and C. Li
Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR '98), June, 1998.
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- Subtly Different Facial Expression Recognition and Expression Intensity Estimation
Jenn-Jier James Lien, Takeo Kanade, Jeffrey Cohn, and Ching-Chung Li
IEEE Conference on Computer Vison and Pattern Recogntion, June, 1998, pp. 853 - 859.
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- Automated Facial Expression Recognition Based on FACS Action Units
Jenn-Jier James Lien, Takeo Kanade, Jeffrey Cohn, and Ching-Chung Li
Third IEEE International Conference on Automatic Face and Gesture Recognition, April, 1998, pp. 390-395.
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- Automatic Recognition of Facial Expressions Using Hidden Markov Models and Estimation of Expression Intensity
Jenn-Jier James Lien
doctoral dissertation, tech. report CMU-RI-TR-98-31, Robotics Institute, Carnegie Mellon University, April, 1998
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- Feature-point tracking by optical flow discriminates subtle differences in facial expression
Jeffrey Cohn, Adena Zlochower, Jenn-Jier James Lien, and Takeo Kanade
Proceedings of the 3rd IEEE International Conference on Automatic Face and Gesture Recognition (FG '98), April, 1998, pp. 396 - 401.
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- Beyond Prototypic Expressions: Discriminating Subtle Changes in the Face
Jeffrey Cohn, Jenn-Jier James Lien, Takeo Kanade, Wei Hua, and Adena Zlochower
Proc. of the 7th IEEE Robot and Human Communications Workshop, 1998.
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- Automatically Recognizing Facial Expressions in the Spatio-Temporal Domain Using Hidden Markov Models
Jenn-Jier James Lien, Takeo Kanade, Adena Zlochower, Jeffrey Cohn, and Ching-Chung Li
Workshop on Perceptual User Interfaces, October, 1997, pp. 94 - 97.
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- Automated face coding: A computer-vision based method of facial expression analysis
Jeffrey Cohn, Adena Zlochower, Jenn-Jier James Lien, Y.T. Wu., and Takeo Kanade
7th European Conference on Facial Expression Measurement and Meaning, July, 1997, pp. 329-333.
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