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Inversion of the two‐dimensionalSHelastic wave equation for the density and shear modulus

 

作者: M. A. Hooshyar,   A. B. Weglein,  

 

期刊: The Journal of the Acoustical Society of America  (AIP Available online 1986)
卷期: Volume 79, issue 5  

页码: 1280-1283

 

ISSN:0001-4966

 

年代: 1986

 

DOI:10.1121/1.393707

 

出版商: Acoustical Society of America

 

关键词: SHEAR WAVES;INVERSE SCATTERING PROBLEM;WAVE EQUATIONS;TWO−DIMENSIONAL CALCULATIONS

 

数据来源: AIP

 

摘要:

In this paper, a method for simultaneously reconstructing the two‐dimensional shear modulus and density configurations fromSHdata is presented. The method requires a complete suite of surface receivers for each oftwosource locations. This is in contrast to previous multiparameter, multidimensional inversion methods, which require complete source coverage for each one of a continuous set of surface receiver locations. The method presented here is a multiparameter extension of the recent single source, single parameter, multidimensional acoustic velocity inversion procedure of Esmersoy, Oristaglio, and Levy [J. Acoust. Soc. Am.78, 1052–1057 (1985)]. A simple change of variables allows the multiparameter procedure to be directly applied to the acoustic inversion problem, i.e., to identify the multidimensional acoustic velocity and density configurations.

 

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