GitHub

Jacobian Method problem solving

""" f: a vector of functions x: a n (>1) dimensional vector, where f(x) is evaluated. dx: a finite change in the given point method: use central-difference approximation by default; use ...
Scientific Research Publishing

Sun, H.C. and Sun, J.G. (2025) A VTI Medium Prestack Migration Method Based on the De Wolf Approximation. Computers & Geosciences, 196, Article ID: 105835.

ABSTRACT: To overcome the problem of calculation errors in the Born approximation when the forward accumulation effect is strong in VTI media, this article combines the De Wolf approximation method ...
IEEE

A Forward-Backward Matrix Pencil and Variable Projection Based Method for Reducing the Number of Elements in Shaped-Beam Pattern Linear Arrays

Abstract: This paper presents a variable projection based method, used along with the forward-backward matrix pencil method, for the synthesis of linear arrays with shaped-beam patterns employing a ...
Scientific Research Publishing

Numerical Simulation of Scattering Waves in VTI Media Based on the De Wolf Approximation ()

Zhundong Second Mine of State Grid Energy Xinjiang Zhundong Coal and Electricity Co., Ltd., Changji, China. To overcome the problem of calculation errors in the Born approximation when the forward ...