Results 131 to 140 of about 1,087,074 (217)

Nonlinear Stability in a Free Boundary Model of Active Locomotion. [PDF]

open access: yesArch Ration Mech Anal
Berlyand L, Safsten CA, Truskinovsky L.
europepmc   +1 more source

A Random Differential Equation Approach for Modeling the Growth of Microalgae in Photobioreactors. [PDF]

open access: yesBull Math Biol
Andreu-Vilarroig C   +4 more
europepmc   +1 more source

Elastic least-squares one-way wave-equation migration

GEOPHYSICS, 2017
Least-squares migration seeks a reflectivity model that fits the observed data. It is used to compensate for acquisition noise, poor sampling of sources and receivers on the surface, as well as poor illumination of the subsurface. To date, least-squares migration has been mainly restricted to the imaging of acoustic wavefields.
A. Stanton, M. Sacchi
semanticscholar   +2 more sources

Enhancing one-way wave equation-based migration with deep learning

GEOPHYSICS, 2022
One advantage of one-way wave equation-based migration is its low computational cost. However, due to the limited wavefield propagation angle, one-way wave equation-based migration can hardly be used for high-precision imaging of structures with large ...
Yuwei Yu, Yaxing Li, Xinming Wu, X. Jia
semanticscholar   +2 more sources

True amplitude wave equation migration arising from true amplitude one-way wave equations

Inverse Problems, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yu Zhang, Guanquan Zhang, N. Bleistein
semanticscholar   +3 more sources

One-way And Two-way Wave-equation Migration

SEG Technical Program Expanded Abstracts 2003, 2003
We present a comparison of results for wave-equation migration in the frequency domain using the constantdensity acoustic “two-way” wave equation and its one-way approximation. The examples are based on synthetic and real data for a two-dimensional spatial geometry.
W. Mulder, R. Plessix
semanticscholar   +2 more sources

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