D. A. Castañon

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Short-pulse three-dimensional scattering from moderately rough surfaces: a comparison between narrow-waisted Gaussian beam algorithms and FDTD
An object-based contrast source inversion method for homogeneous targets
Moderately rough surface underground imaging via short-pulse quasi-ray Gaussian beams
Some applications of curve-evolution techniques to inverse scattering
Moderately rough dielectric interface profile reconstruction via short-pulse quasi-ray Gaussian beams
Quasi-ray Gaussian beam algorithm for short-pulse two-dimensional scattering by moderately rough dielectric interfaces
Time-domain radiation from large two-dimensional apertures via narrow-waisted Gaussian beams
Narrow-waisted Gaussian beam algorithms as efficient forward solvers in complex propagation and scattering scenarios: Refinements and further calibrations of previously obtained preliminary algorithms
Narrow-waisted Gaussian beam algorithms as efficient solvers for imaging in complex propagation environments
3-D physics-based underground imaging via edge-preserving regularization
Adaptive approaches to rough surface underground imaging - I: Interface profile reconstruction
Adaptive approaches to rough surface underground imaging - II: Target reconstruction
Gabor-based quasi-ray Gaussian beam algorithms for scattering by moderately rough surfaces
3-D short pulse scattering by moderately rough dielectric interfaces via quasi-ray Gaussian beams
Quasi-ray Gaussian beam algorithms for subsurface sensing in the presence of a moderately rough air-soil interface
Multifrequency subsurface sensing in the presence of a moderately rough air-soil interface via quasi-ray Gaussian beams
Multifrequency reconstruction of moderately rough interfaces via quasi-ray Gaussian beams
Gaussian beam algorithms for rough surface underground imaging
Narrow-waisted Gaussian beam discretization for short-pulse radiation from one-dimensional large apertures
Quasi-ray Gaussian beam algorithm for time-harmonic two-dimensional scattering by moderately rough interfaces
Narrow-waisted Gaussian beam discretization for pulsed radiation from 2D large apertures
Time-domain reconstruction of moderately rough dielectric interfaces via quasi-ray Gaussian beams
Time-domain two-dimensional scattering by moderately rough dielectric interfaces via narrow-waisted Gaussian beams
Time-dependent two-dimensional radiation from large one-dimensional apertures via narrow-waisted Gabor-based Gaussian beam wave packets
Two-dimensional narrow-waisted Gaussian beams for reconstruction of moderately rough one-dimensional dielectric interfaces
Two-dimensional scattering by moderately rough dielectric interfaces via narrow-waisted Gaussian beams
Approaches to underground imaging for object localization