Research

Current Interests:

  • Analyzing, acquiring, and modeling the human face in images and three dimensions.
  • Material capture and modeling for rendering; photogrammetry.
  • Computer graphics and animation techniques and applications.
  • Computer vision and machine learning.
  • Multimedia signal processing and applications.
  • Computer gaming, digital filmmaking, and other computer arts.
  • Audio-visual speech recognition and other speech processing.

Selected Publications:

Baron, J., Dhillon, D.S., Smith, N.A., and Patterson, E., "Microstructure-based Appearance Rendering for Feathers," Computers and Graphics Journal, Elsevier, February 2022.

Baron, J., Dhillon, D.S., and Patterson, E., "Procedural Shading for Rendering the Appearance of Feathers"e; SIGGRAPH'21: ACM SIGGRAPH 2021 Posters, August 2021.

Li, X., Liu, J, Baron, J., Luu, K., and Patterson, E., "Evaluating Effects of Focal Length and Viewing Angle in a Comparison of Recent Face Landmark and Alignment Methods", EURASIP Journal on Image and Video Processing, March 2021

Baron, J. and Patterson, E., "Computer-Aided Visual Analysis of Feathers" Proc. ICPR Workshop on Visual observation and analysis of Vertebrate And Insect Behavior (VAIB) 2020, Milan, Italy, January 2021

Baron, J. and Patterson, E., "Procedurally Generating Biologically Driven Feathers", Springer Lecture Notes in Computer Science, Advances in Computer Science: Proceedings of the 36th Computer Graphics International Conference (CGI), Calgary, Canada, June 2019.

Duong, C.N, Luu, K, Quach, K.G., Nguyen, N., Pattersone, E., Bui, T.D., and Le N., "Automatic Face Aging in Videos via Deep Reinforcement Learning", Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Long Beach, CA, June 2019.

Patterson, E., Baron, J., and Simpson, D., "Landmark-Based Re-topology of Stereo-Pair Acquired Face Meshes", Springer Lecture Notes in Computer Science, International Conference on Computer Vision and Graphics, Warsaw, Poland, September 2018.

Patterson, E. and Baron, J., "Real-Time Rocks: Shader-Based Labradorite," Educator's Forum, SIGGRAPH 2018, Vancouver, Canada, August 2018.

Patterson, E. and Baron, J., "Automated Re-topology of Polygonal Meshes of the Human Face," Poster/Abstract, Proceedings of the ACM SIGGRAPH Symposium on Interactive 3D Graphics and Games, Montreal, Quebec, Canada: 15-18 May 2018.

E. Patterson, D. Simpson, "Dataset and Metrics for Adult Age-Progression Evaluation," ACM Proceedings of the SouthEast Conference, Kennesaw, GA, April 2017.

Patterson, E., Baron, J., and Simpson, D., "Collaboratively Designing and Building an Extensible Software Toolset for 2D and 3D Facial Modeling and Analysis" Proceedings of the ACM Mid-Southeast Conference, Gatlinburg, Tennessee, November 2016.

Patterson, E., Simpson, D., and Sethuram, A., "Establishing a Test Set and Initial Comparisons for Quantitatively Evaluating Synthetic Age Progression for Adult Aging," Proceedings of the IEEE International Joint Conference on Biometrics, Clearwater, FL, September, 2014.

Patterson, E., Sethuram, A., and Ricanek, K., "An Improved Rendering Technique for Active-Appearance-Model-Based Automated Age Progression," Proceedings of ACM SIGGRAPH, SIGGRAPH Posters, Anaheim, CA, July, 2013.

Vandeventer, J. and Patterson, E., "Differentiating Duchenne from Non-Duchenne Smiles Using Active Appearance Models," Proceedings of the IEEE Conference on Biometrics: Theory, Applications, and Systems, Washington, D.C., September, 2012.

Yang, W., Sethuram, A., Patterson, E., Ricanek, K., and Sun, C., "Gender Classification Using the Profile," Proceedings of the 8th International Symposium on Neural Networks, China, May, 2011.

Gaweda, A. and Patterson, E., "Individual Identification Based on Facial Dynamics During Expressions Using Active-Appearance-Based Hidden Markov Models," International Workshop on Emotion Synthesis, rePresentation, and Analysis in Continuous spaces, Proceedings of IEEE FG 2011, Santa Barbara, March, 2011.

Patterson, E., "Toward Accurate Synthetic Age Progression of Three-Dimensional Face Models for Adult Aging Representation," IASTED International Conference on Computational Intelligence, Maui, Hawaii, August, 2010.

Patterson, E. and Gaweda, A., "Toward Using Dynamics of Facial Expressions and Gestures for Person Identification," IASTED International Conference on Computational Intelligence, Maui, Hawaii, August, 2010.

Ricanek, K., Sethuram, A., and Patterson, E., "A Comparative Study of Active Appearance Model Annotation Schemes for the Face ," Proceedings of the Seventh Indian Conference on Computer Vision, Graphics and Image Processing, 2010.

Sethuram, A., Patterson, E., and Ricanek, K., "A Hierarchical Approach to Facial Aging," Proceedings of the IEEE Computer Society Workshop on AMFG in assoc. with CVPR, 2010.

E. Patterson, A. Sethurum, K. Ricanek, and F. Bingham, "Improvements in Active Appearance Model Based Synthetic Age Progression for Adult Aging," Proceedings of the IEEE Conference on Biometrics: Theory, Applications, and Systems, Washington, D.C., September, 2009.

M. Ratliff and E. Patterson, "Emotion Recognition Using Facial Expressions with Active Appearance Models," Proceedings of the IASTED International Conference on Human-Computer Interface, Innsbruck, March, 2008.

E. Patterson, A. Sethuram, M. Albert, K. Ricanek, and M. King, "Aspects of Age Variation in Facial Morphology Affecting Biometrics," Proceedings of the IEEE Conference on Biometrics: Theory, Applications, and Systems, Washington, D.C., September, 2007.

E. Patterson, A. Sethuram, M. Albert, and K. Ricanek, "Comparison of Synthetic Face Aging to Age Progression by Forensic Sketch Artist," Proceedings of the IASTED International Conference on Visualization, Imaging, and Image Processing, Palma de Mallorca, Spain, August, 2007.

K. Ricanek, R. Wilkins, A. Sethuram, and E. Patterson, "A Novel Cognitive-Psychology-Based Face-Recognition System for Improved Identification Rates for the Problem of Age-Progressions," Proceedings of the IASTED International Conference on Visualization, Imaging, and Image Processing, Palma de Mallorca, Spain, August, 2007.

A.M Albert, K. Ricanek, and E. Patterson, "A Review of the Literature on the Aging Adult Skull and Face: Implications for Forensic Science Research and Applications," Forensic Science International, October, 2007.

Z. Tufekci, J. Gowdy, S. Gurbuz, and E. Patterson, "Applied Mel-Frequency Discrete Wavelet Coefficients and Parallel Model Compensation for Noise-Robust Speech Recognition," Speech Communication, Elsevier, October, 2006.

E. Patterson, K. Ricanek, M. Albert, and E. Boone, "Automatic Representation of Adult Aging in Facial Images," IASTED International Conference on Visualization, Imaging, and Image Processing, Palma de Mallorca, Spain, August, 2006.

E.K. Patterson and J.N. Gowdy, “An Audio-Visual Approach to Simultaneous-Speaker Speech Recognition,” Proceedings of the IEEE International Conference on Acoustics,Speech, and Signal Processing, Hong Kong, April 2003.

J.N. Gowdy, E.K. Patterson, D. Wu, and S. Niska, “Development and Use of Simulation Models for Teaching a Distance-Learning Course on Digital Processing of Speech Signals,” Proceedings of the e-Technologies in Engineering Education Conference, Switzerland, August, 2002.

E.K. Patterson, S. Gurbuz, Z. Tufekci, and J.N. Gowdy, “Moving-Talker, Speaker-Independent Feature Study and Baseline Results using the CUAVE Multimodal Speech Corpus,” EURASIP Journal on Applied Signal Processing, December 2002.

E.K. Patterson and J.N. Gowdy, “Experiments Using the CUAVE Audio-Visual Speech Corpus in Rotation and Scale Correction of Visual Speech Features,” DARPA Workshop on Multi-Modal Speech Recognition, Greensboro, NC, June 2002.

E.K. Patterson, S. Gurbuz, Z. Tufekci, and J.N. Gowdy, “CUAVE: A New Audio-Visual Database for Multimodal Human-Computer Interface Research,” Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, Orlando, May 2002.

E.K. Patterson, S. Gurbuz, Z. Tufekci, and J.N. Gowdy, “Noise-Based Audio-Visual Fusion for Robust Speech Recognition,” International Conference on Auditory-Visual Speech Processing, Scheelsminde, Denmark, September 2001.

E.K. Patterson and J.N. Gowdy, “Modeling Speech-Interfering Noise with Applied Chaos Theory,” I.E.E.E. Southeastern Conference, March 2001.

E.K. Patterson, J.N. Gowdy, and D. Wu, “Multi-Platform CBI Tools Using Linux and Java-Based Solutions for Distance Learning,” Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, Seattle, May 1998.

Links:

Link to the Face Aging Group at UNCW.

Link to a news segment that discusses our interdisciplinary research on facial aging.

Link to UNCW Library's Computer-Related Databases.

Link to Face-Recognition Algorithms Website.