Original creator of the ASAP software and author of its optical kernel. 2011 recipient of SPIE's A. E. Conrady Award.
Simple but accurate variance reduction techniques for Monte Carlo ray tracing of stray light from optical surface scatter
Derivation of realistic surface and particulate scatter transfer functions and their application to incoherent imaging of high-contrast fine-detail scenes
General physically-realistic BRDF models for computing stray light from arbitrary isotropic surfaces
Efficient automatic computation of veiling glare from scatter and ghosts by a simple modification to Monte Carlo ray tracing
Multi-core and GPU accelerated simulation of a radial star target imaged with equivalent t-number circular and Gaussian pupils
Free-space propagation of extreme NA polarized beams using the vector plane wave spectrum method and multi-gigabyte FFTs