Postdoctoral Fellow
Center for Research in Scientific Computation (CRSC)
North Carolina State University (NCSU)
Raleigh, NC 27695
sdediu(at)ncsu(dot)edu
Tel: (919) 515 3745
Fax: (919) 515 8967
Research Interests (long version here)
Inverse Problems for Partial Differential Equations
Scattering Theory
Numerical Solutions for Partial Differential Equations
Sensitivity Analysis for Dynamical Systems
Curriculum Vitae (.pdf)
Publications (Refereed Journals)
- “Recovering Inhomogeneities in a Waveguide using Eigensystem Decomposition” (with J. McLaughlin), Inverse Problems, Vol. 22, June, 2006, pp.1227-1246 (.PDF). IPRPI Technical Report here.
- “Time Delay Systems with Distribution Dependent Dynamics” (with H.T Banks and H.K. Nguyen), Annual Reviews in Control, Vol. 31, April 2007, pp. 17-26 (.PDF). CRSC Technical Report here.
- “Sensitivity of Dynamical Systems to Parameters in a Convex Subset of a Topological Vector Space” (with H.T Banks and H.K. Nguyen), Mathematical Biosciences and Engineering, Vol. 4(3), July 2007 pp. 403-430 (.PDF). CRSC Technical Report here.
- “Stochastic and Deterministic Models for Agricultural Production Networks” (with P. Bai, H.T Banks et al), Mathematical Biosciences and Engineering, Vol. 4(3), July 2007 pp. 373-402 (.PDF). CRSC Technical Report here.
- “Sensitivity Functions and their uses in Inverse Problems” (with H.T Banks and S.L. Ernstberger), Journal of Inverse and Ill-Posed Problems, 2007, Vol. 15(7), pp. 683-708 (.PDF). CRSC Technical Report here.
- “An Existence and Uniqueness Result for a Waveguide Problem” (with J. McLaughlin) (work in progress)
- “A new approach to optimal design problems” (with H.T Banks and S.L. Ernstberger) (work in progress)
Publications (Conference Proceedings)
- “Time Delay Systems with Distribution Dependent Dynamics” (with H.T Banks and H.K. Nguyen), Plenary Paper, 6th IFAC Workshop on Time Delay Systems, L'Aquila, Italy, July 10-13, 2006 (.pdf)
PhD Thesis, Rensselaer Polytechnic Institute,
Troy, NY, July 2005. (.pdf)
Invited Talks in Conferences
- “Generalized Sensitivity Functions and their uses in Inverse
Problems”, Computational and Mathematical Methods in Science and
Engineering, Illinois Institute of Technology, Chicago, IL June
20--23, 2007
- “Generalized Sensitivity Functions and their uses in
Biomathematical Models”, Atlantic Coast Conference on Mathematics
in the Life and Biological Sciences, Virginia Tech, Blacksburg, VA
May 3--5, 2007
- “Recovering inhomogeneities in a waveguide using eigensystem
decomposition”, IPAM Reunion Conference for Inverse Problems:
Computational Methods and Emerging Applications, UCLA Lake
Arrowhead, CA June 11-16, 2006
- “An eigensystem decomposition method for an inverse medium
problem in a waveguide”, Institute for Pure and Applied
Mathematics, UCLA Lake, Arrowhead, CA June 5-10, 2005
- Rensselaer Polytechnic Institute, Opening
Conference for the Center for Inverse Problems, April 6, 2004.
- Inverse Problems and Tomography, AMS Fall Eastern Sectional
Meeting, State University of New York at Binghamton, Binghamton,
NY, October 12, 2003
.
Poster Presentations
- “Recovering inhomogeneities in a waveguide using eigensystem
decomposition” SIAM Annual Meeting and SIAM Conference on Analysis of Partial Differential Equations, Boston, MA, July 10-14, 2006
Seminar Talks
- “Sensitivity Functions and their uses in Parameter Estimation
Problems” Biomath Seminar, North Carolina State University, Raleigh, NC, September 18, 2007
- “An inverse medium problem in a waveguide” Postdoc Seminar, Statistical and Applied Mathematics Institute, RTP, NC, November 17, 2005
- “Direct and inverse problems in waveguides” Graduate Student Seminar, RPI, Troy, NY, October 8, 2003
- Seminar on Wave Guides , IPAM, UCLA, Los
Angeles, CA, October 3, 2003
- “The Linear Sampling Method for the Inverse Acoustic
Scattering Problem for an Obstacle” Graduate Student Seminar, RPI, Troy, NY, March 19, 2003
- “Focusing and imaging using eigenfunctions of the scattering
operator” Weekly Seminar on Optimization, RPI, Troy, NY, April
19, 2002
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