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Publications, Jenn-Jier James Lien

Note: This list may not be comprehensive. It contains only those publications in the RI publications database. Entries are listed in reverse chronological order.

• Detection, Tracking, and Classification of Action Units in Facial Expression
  J.J. Lien, T. Kanade, J. Cohn, and C. Li
  Journal of Robotics and Autonomous Systems, Vol. 31, No. 3, May, 2000, pp. 131 - 146.
  Download: pdf [1902 KB] copyrighted

• Detection, tracking, and classification of subtle changes in facial expression
  J.J. Lien, T. Kanade, J. Cohn, and C. Li
  Journal of Robotics and Autonomous Systems, Vol. 31, 2000, pp. 131 - 146. [Abstract]
  Download: pdf [548 KB] copyrighted

• Detection, Tracking, and Classification of Action Units in Facial Expression
  J.J. Lien, T. Kanade, J. Cohn, and C. Li
  Journal of Robotics and Autonomous Systems, July, 1999.
  Download: pdf [548 KB] copyrighted

• Automated face analysis by feature point tracking has high concurrent validity with manual FACS coding
  J. Cohn, A. Zlochower, J.J. Lien, and T. Kanade
  Psychophysiology, Vol. 36, 1999, pp. 35 - 43. [Abstract]
  Download: pdf [245 KB] copyrighted

• A Multi-Method Approach for Discriminating Between Similar Facial Expressions, Including Expression Intensity Estimation
  J.J. Lien, T. Kanade, J. Cohn, and C. Li
  Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR '98), June, 1998. [Abstract]
  Download: pdf [607 KB] copyrighted

• Subtly Different Facial Expression Recognition and Expression Intensity Estimation
  J.J. Lien, T. Kanade, J. Cohn, and C. Li
  IEEE Conference on Computer Vison and Pattern Recogntion, June, 1998, pp. 853 - 859. [Abstract]
  Download: pdf [1888 KB], ps.gz [2220 KB] copyrighted

• Automated Facial Expression Recognition Based on FACS Action Units
  J.J. Lien, T. Kanade, J. Cohn, and C. Li
  Third IEEE International Conference on Automatic Face and Gesture Recognition, April, 1998, pp. 390-395. [Abstract]
  Download: pdf [998 KB], ps.gz [1154 KB] copyrighted

• Automatic Recognition of Facial Expressions Using Hidden Markov Models and Estimation of Expression Intensity
  J.J. Lien
  doctoral dissertation, tech. report CMU-RI-TR-98-31, Robotics Institute, Carnegie Mellon University, April, 1998. [Abstract]
  Download: pdf [6472 KB] copyrighted

• Feature-point tracking by optical flow discriminates subtle differences in facial expression
  J. Cohn, A. Zlochower, J.J. Lien, and T. Kanade
  Proceedings of the 3rd IEEE International Conference on Automatic Face and Gesture Recognition (FG '98), April, 1998, pp. 396 - 401. [Abstract]
  Download: pdf [757 KB] copyrighted

• Beyond Prototypic Expressions: Discriminating Subtle Changes in the Face
  J. Cohn, J.J. Lien, T. Kanade, W. Hua, and A. Zlochower
  Proc. of the 7th IEEE Robot and Human Communications Workshop, 1998. [Abstract]
  Download: pdf [726 KB] copyrighted

• Automatically Recognizing Facial Expressions in the Spatio-Temporal Domain Using Hidden Markov Models
  J.J. Lien, T. Kanade, A. Zlochower, J. Cohn, and C. Li
  Workshop on Perceptual User Interfaces, October, 1997, pp. 94 - 97.
  Download: pdf [893 KB], ps.gz [1020 KB] copyrighted

• Automated face coding: A computer-vision based method of facial expression analysis
  J. Cohn, A. Zlochower, J.J. Lien, Y.T. Wu, and T. Kanade
  7th European Conference on Facial Expression Measurement and Meaning, July, 1997, pp. 329-333.