EXPERIENCE: Physics-based signal and image processing. Research and development expert in tomography, wave theory, inverse wave problems (medical; subsurface imaging for civil structures, buried waste, & archeology; & non- destructive evaluation), signal and image processing, applied physics, optimization, and remote sensing.
Ph.D. in Engineering, Applied Science; University of California, Davis, Davis, CA 95616; September 2000.
M.S. in Applied Physics; Columbia University, New York, NY 10027; May 1988.
B.S. in Engineering Sciences (Electrical); Yale University, New Haven, CT 06520; May 1984.
Diplôme d’Etudes Collégials, Pure and Applied Science; Champlain Regional College, Lennoxville, Quebec J1M 2A1; May 1981.
H. E. Martz, Jr., B. J. Kozioziemski, S. K. Lehman, S. Hau-riege, D. J. Schneberk, A. Barty, “Validation of Radiographic Simulation Codes Including X-Ray Phase Effects for Millimeter-Size Objects with Micrometer Structures,” Journal of the Optical Society of America A, 24(1), pp169–178, January 2007
K. A. Fisher, Sean K. Lehman, D. H. Chambers, “Development of a Multiview Time-Domain Imaging Algo- rithm with a Fermat Correction,” Journal of the Acoustical Society of America, 118(5), pp3122–3128, November 2005
S. K. Lehman, “Hilbert Space Inverse Wave Imaging in a Planar Multilayer Environment,” The Journal of the Acoustical Society of America, 117(5), pp2929–2936, May 2005
S. K. Lehman, S. J. Norton, “Radial Reflection Diffraction Tomography,” The Journal of the Acoustical Society of America, 116(4), pp2158–2172, October 2004
D. H. Chambers, J. V. Candy, S. K. Lehman, J. S. Kallman, A. J. Poggio, A. W. Meyer, “Time Reversal and the Spatio-Temporal Match Filter,” The Journal of the Acoustical Society of America, 116(3), pp1348–1350, September 2004
S. K. Lehman, A. J. Devaney, “Transmission Mode Time-Reversal Super-Resolution Imaging,” The Journal of the Acoustical Society of America, 113(5), pp2742–2753, May 2003
S.K.Lehman,“SuperresolutionPlanarDiffractionTomographythroughEvanescentFields,”InternationalJour- nal of Imaging Systems & Technology, 12(1), pp16–26, 2002
S. K. Lehman, “Superresolution of Buried Objects in Layered Media by Near-Field Electromagnetic Imaging,” Ph.D. dissertation, U. C. Davis, September 2000.
J. P. Fitch, S.K.Lehman, F.U.Dowla, S.Y.Lu, E.M.Johansson, D.M.Goodman, “Ship Wake Detection Procedure Using Conjugate Gradient Trained Artificial Neural Networks,” IEEE Transactions on Geoscience and Remote Sensing, 29(5), pp718–726, September 1991.
Radial Reflection DiffractionTomography; S. K. Lehman; Patent Number: 8,335,555; December 18, 2012.
Model-Based Tomographic Reconstruction; D. H. Chambers, S. K. Lehman, D. M. Goodman; Patent Number: 8,207,886; June 26, 2012.