Document Type

Article

Publication Date

November 2021

Patent Number

11169256

CPC

G01S 13/885, G01S 13/89, G01S 7/295, G01S 13/86, G01S 7/41, G01S 7/414, G01V 3/12, G01V 7/00

Abstract

A new system and method for FWI of common-offset GPR data, particularly targeting the dimensions and infilling material of buried objects. The method is useful in situations where clear isolated diffraction hyperbolas indicate the presence of an underground object, but the object's dimensions and filling may be unknown. The present invention acquires GPR data and applies advanced numerical methods to get the depth and size of the underground object in a very accurate manner. An embodiment of the invention includes five main steps: GPR data processing, ray-based analysis to set a good initial model, 3D to 2D transformation of data, effective SW estimation, and FWI.

Application Number

16/567595

Assignees

University of South Florida

Filing Date

09/11/2019

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