Thrasyvoulos N. Pappas

Thrasyvoulos N. Pappas
Associate Professor
EECS Department
McCormick School of Engineering and Applied Science
Northwestern University

Celebrating the 20th year!

SPIE/IS&T
Human Vision and Electronic Imaging
Conference

Alliances for Graduate Education and the Professoriate (AGEP)

I Gave A Tech Talk At Google

and a talk at Mornings @ McCormick

Pleanary talk at ICIP 2004 (ppt slides )

Research Interests

Image and Video Compression
- Motion Compensated Wavelet Video Compression
- Rate Distortion Optimal Skeleton Based Shape Coding
Energy Efficient Wireless Multimedia Communications
Optimal Resource Allocation for Video Streaming over Packer Lossy Networks
Perceptual Models for Image Processing
- Perceptual Color-Texture Segmentation for Image Retrieval
- Perceptual Metrics and Perceptual Coders
Image and Video Analysis
- Automatic Visual Based Target Tracking
Audio-Visual Speech Processing
DNA Based Digital Signal Processing
Model-Based Halftoning
Color Reproduction

Selected Recent Publications

T. N. Pappas, J. Chen, and D. Depalov, "Perceptually based techniques for image segmentation and semantic classification," IEEE Commun. Mag., vol. 45, pp. 44-51, Jan. 2007.
J. Chen, T. N. Pappas, A. Mojsilovic, and B. E. Rogowitz, "Adaptive perceptual color-texture image segmentation," IEEE Trans. Image Processing, vol. 14, pp. 1524-1536, Oct. 2005.
T. N. Pappas, J. Chen, and D. Depalov, "Learning perception," OE Magazine, vol. 5, pp. 18-20, Oct. 2005.
Y. Eisenberg, F. Zhai, T. N. Pappas, R. Berry, and A. K. Katsaggelos, "VAPOR: Variance-aware per-pixel optimal resource allocation," IEEE Trans. Image Processing. vol. 15, pp.289-299, Feb. 2006.
T. N. Pappas, R. J. Safranek, and J.~Chen, "Perceptual criteria for image quality evaluation," in Handbook of Image and Video Processing (A. C. Bovik, ed.), p. 939-959, Academic Press, 2005.
T. N. Pappas, J. P. Allebach, and D. L. Neuhoff, "Model-based digital halftoning," IEEE Signal Processing Mag., vol.20, pp. 14--27, July 2003.
Y. Eisenberg, C. Luna, T. N. Pappas, R. Berry, and A. K. Katsaggelos, "Joint source coding and transmission power management for energy efficient wireless video communications," IEEE Tr. Circ. Sys. Video Techn., special issue on Wireless Video, vol. 12, p. 411-424, June 2002.
B. E. Rogowitz, T. N. Pappas, and J. P. Allebach, "Human vision and electronic imaging," J. Electronic Imaging, vol. 10, p. 10-19, Jan. 2001.
T. N. Pappas and D. L. Neuhoff, "Least-squares model-based halftoning," IEEE Tr. Im. Proc., vol. 8, p. 1102-1116, Aug. 1999.
R. O. Hinds, T. N. Pappas, and J. S. Lim, "Joint block-based video source/channel coding for packet-switched networks," in Visual Communications and Image Processing, vol. Proc. SPIE, Vol. 3309, (San Jose, CA), p. 124-133, Jan. 1998.
T. N. Pappas, "Model-based halftoning of color images," IEEE Tr. Im. Proc., vol. 6, p. 1014-1024, July 1997.

Complete List of Publications

Courses

Biographical Info

Address


Electrical Engineering and Computer Science			Phone: (847) 467-1243
Northwestern University			Fax: (847) 491-4455
Evanston, IL 60208-3118

Secretary: Maurice Parris
(847) 491-8172 maurice AT eecs dot northwestern dot edu

Nepotism Department

Dimitris Pappas's stained glass:

Melanie West's Foundation:

Jim West:

Inventor's Hall of Fame

Last update February 4, 2007

Thrasyvoulos N. Pappas Associate Professor EECS Department McCormick School of Engineering and Applied Science Northwestern University