A probabilistic multiscale approach to hysteresis in shear wave propagation in biotissue

被引:28
作者
Banks, HT [1 ]
Pinter, GA
机构
[1] N Carolina State Univ, Ctr Res Sci Computat, Raleigh, NC 27695 USA
[2] Univ Wisconsin, Dept Math Sci, Milwaukee, WI 53201 USA
关键词
multiscale modeling; hysteresis; wave propagation; biotissues; probability measures; Prohorov metric;
D O I
10.1137/040603693
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Motivated by a problem involving wave propagation through viscoelastic biotissue, we present a theoretical framework for treating hysteresis as multiscale phenomena which must be averaged across distributions of internal variables. The resulting systems entail probability measure-dependent partial differential equations for which we establish well-posedness in a framework that leads readily to computationally useful approximations.
引用
收藏
页码:395 / 412
页数:18
相关论文
共 29 条
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