Mathematical theories and fundamental limits on imaging
Information theoretic and Bayesian interpretations of digital imagery
Compressive spectral imaging for space applications
Theories of coherent radiation and scattering by resonant atomic excitations
Selected publications:
S. Prasad, Information Capacity of a Seeing Limited Imaging System, Opt. Commun., vol. 177, pp.119-134 (2000).
S. Prasad, Statistical Information Based Performance Criteria for Lucy Richardson Image Deblurring, J. Opt. Soc. Am. A., vol. 19, pp. 1286-1296 (2002).
S. Prasad, Information Optimized Phase Diversity Speckle Imaging, Opt. Lett., vol. 29, pp. 563-565 (2004).
S. Prasad, T. Torgersen, V. P. Pauca, R. Plemmons, and J. van der Gracht, High-Resolution Imaging Using Integrated Optical Systems, Int. J. Imaging Syst. Technolog., vol. 14, pp. 67-74 (2004).
S. Prasad, Digital Superresolution and the Generalized Sampling Theorem, J. Opt. Soc. Am. A, vol. 24, pp. 311-325 (2007).
S. Prasad and X. Luo, Support-Assisted Optical Superresolution of Low-Resolution Image Sequences: The One-Dimensional Problem, Opt. Express, vol. 17, pp. 23213-23233 (2009).
S. Prasad and R. J. Glauber, Coherent Radiation by a Spherical Medium of Resonant Atoms, Phys. Rev. A, vol. 82, pp. 063805-1:063805-21 (2010).
S. Prasad and R. J. Glauber, Coherent Scattering of Radiation by a Spherical Medium of Resonant Atoms, Phys. Rev. A, vol. 83, pp. 063821-1:10 (2011).
Q. Zhang, R. J. Plemmons, D. Kittle, D. Brady, and S. Prasad, Joint Segmentation and Reconstruction of Hyperspectral Data with Compressed Measurements, Appl. Opt., vol. 50, pp. 4417-4435 (2011).
S. Prasad, New Error Bounds for M-Testing and Estimation of Source Location with Sub-Pixel Precision, submitted to J. Opt. Soc. Am. A, April 2011.