|Robert J. Plemmons, Reynolds Professor||Telephone: (336) 758-5358|
|Departments of Math & Computer Science||Telefax: (336) 758-7190|
|P.O. Box 7388 Wake Forest University||E-mail: email@example.com|
|Winston-Salem, NC 27109||Web: http://www.wfu.edu/~plemmons|
See http://www.wfu.edu/~plemmons for more information.
Selection of Recent Preprints and Reports
(NEW) High-Resolution Imaging Using Integrated Optical Systems.
Sudhakar Prasad, Todd Torgersen, Paul Pauca, Robert Plemmons, and Joe van der Gracht. Preprint 2004. To appear in the International Journal on Imaging Systems and Technology. (gzip pdf file)
(NEW) Iris Recognition with Enhanced Depth-of-Field Image Aquisition.
Joseph van der Gracht, Paul Pauca, Harsha Setty, Ramkumar Narayanswamy, Robert Plemmons, Sudhakar Prasad, and Todd Torgersen . Proc. SPIE Conference on Defense and Homeland Security, Orlando, April 2004. (gzip pdf file)
(NEW) Unmixing Spectral Data for Space Objects using Independent Component Analysis and Non-Negative Matrix Factorization.
Paul Pauca, Robert Plemmons, Maile Giffin, Kris Hamada . Preprint 2004. (gzip pdf file)
Text Mining using Nonnegative Matrix Factorizations.
Paul Pauca, Farial Shahnaz, Michael Berry and Robert Plemmons . Proc. SIAM Inter. Conf. on Data Mining, Orlando, April 2004 . (gzip pdf file)
An Integrated Optical-Digital Approach for Improved Image Restoration.
Paul Pauca, Robert Plemmons, Sudhakar Prasad, Todd Torgersen, Joe van der Gracht and Curt Vogel. Proceedings AMOS Technical Conference, Maui, HI, September 2003. (gzip pdf file)
On Reduced Rank Nonnegative Matrix Factorizations for Symmetric Matrices.
M. Catral, Lixing Han, Michael Neumann and Robert Plemmons . Preprint, September 2003. To appear in Lin. Alg. and Applications. (gzip pdf file)
Integrated Optical-Digital Approaches for Enhancing Image Restoration and Focus Invariance.
Paul Pauca, Robert Plemmons, Sudhakar Prasad and Todd Torgersen . Preprint, July 2003. (pdf file)
Engineering the Pupil Phase for Image Quality.
Sudhakar Prasad, Todd Torgersen, Paul Pauca, Robert Plemmons, and Joe van der Gracht. Preprint, 2003, Presented at the AeroSense Conference on Technologies and Systems for Defense and Security, Orlando, April 2003. (pdf file)
Iterative Ultrasonic Signal and Image Deconvolution for Estimation of the Complex Medium Response.
Zhiping Mu, Robert Plemmons, and Pete Santago. Preprint, June 2003, Submitted to IEEE Trans. on Ultrasonics, Ferroelectronics and Frequency Control. (pdf file)
Integrated Optics Systems for Image Quality Control.
Sudhakar Prasad, Todd Torgersen, Paul Pauca and Robert Plemmons. Proceedings AMOS Technical Conference, Maui, HI, September 2002.
Regularized, In Toto, 3D Iterative Restoration of Tomosynthetic Images.
Timothy Persons, Paul Hemler, Robert Plemmons and Dan Bourland. Submitted to Medical Physics, 2002.
Estimation of Complex Ultrasonic Medium Responses by Deconvolution.
Zhiping Mu, Robert Plemmons and Pete Santago. Proc. IEEE Conf. on Medical Imaging, 2002.
Iterative Restoration of Wavefront Coded Imagery for Focus Invariance.
Joe van der Gracht, James Nagy, Paul Pauca and Robert Plemmons. Preprint, 2002.
Semi-Conjugate Direction Methods for Nonsymmetric Systems.
J.Y. Yuan, G.H. Golub, R.J. Plemmons, and W.A.G. Cecilo. Preprint, 2001.
Real-Valued, Low Rank Circulant Approximation.
Moody Chu and Robert Plemmons. Preprint, 2001, to appear in the SIAM J. on Matrix Analysis.
Regularization Methods for Image Restoration Based on Autocorrelation Functions.
Zhiping Mu and Robert Plemmons. In Proc. Annual SPIE Meeting, San Diego, 2000.
Exploiting Toeplitz Structure in Atmospheric Image Reconstruction.
William Cochran, Robert Plemmons and Todd Torgersen. In Numerical Analysis and Theory of Computation, 2000.
Some Computational Problems Arising in Adaptive Optics Imaging Systems.
Robert Plemmons and Paul Pauca. In Computatienal and Applied Mathematics - Special Series: Numerical Analysis in the 20th Century, 2000.
Algorithms and Software for Atmospheric Image Reconstruction.
William Cochran, Robert Plemmons and Todd Torgersen. Proceedings of the AMOS Technical Conference, Maui, HI, 1999.
Structured Low Rank Approximation
Moody Chu, Robert Funderlic, and Robert Plemmons. Preprint 2000, to appear in Linear Algebra and Its Applications.
A New Approach to Constrained Total Least Squares Image Restoration.
Michael K. Ng, Robert Plemmons and Felipe Pimentel. Appeared in Lin. Alg. Applic., 2000.
Efficient Two-Parameter Hankel Transforms in Adaptive Optics System Evaluations.
Paul Pauca, Brent Ellerbroek, Robert Plemmons, and Xiaobai Sun. Appeared in Lin. Alg. Applic., 2000
Regularized Iterative Blind Deconvolution using Recursive Inverse Filtering.
Michael Ng, Robert Plemmons and Sanzheng Qiao. In the IEEE Trans. on Image Proc., 2000.
A Mathematical Framework for the Linear Reconstructor Problem in Adaptive Optics.
Moody Chu, Paul Pauca, Robert Plemmons, and Xiaobai Sun. Appeared in Lin. Alg. Applic., 2000.
Fast Algorithms for Phase Diversity-Based Blind Deconvolution.
Curtis R. Vogel, Tony Chan, and Robert J. Plemmons. Appeared in SPIE Proc. Conference on Astronomical Imaging, Kona, HI., 1998.
Precondi tioned Iterative Regularization for Ill-Posed Problems. Martin Hanke , James G. Nagy, and Robert J. Plemmons. An older paper that was published in 1993
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