Developing Optimal Strategies for Structural Health Monitoring: Stochastic Inverse Methodologies for Interrogating Dielectric Materials Using Microwaves

Abstract

The quantitative nondestructive evaluation (QNDE) of material aging parameters continues to be a very challenging problem. In our approach, we formulated a forward problem arising in specific micro guided wave test. A stochastic inversion technique based on the Metropolis-Hasting algorithm was applied to the problem. The feasibility and validity of the approach was demonstrated through computational experiments.

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Document Details

Document Type
Technical Report
Publication Date
Oct 17, 2011
Accession Number
ADA550338

Entities

People

  • Fumio Kojima

Organizations

  • Kobe University

Tags

Communities of Interest

  • Advanced Electronics
  • Air Platforms
  • Biomedical

DTIC Thesaurus Topics

  • Algorithms
  • Computational Science
  • Dielectric Properties
  • Dielectrics
  • Frequency
  • Inversion
  • Materials
  • Mathematical Models
  • Microwaves
  • Monitoring
  • Monte Carlo Method
  • Plane Waves
  • Sampling
  • Structural Health Monitoring
  • Test And Evaluation
  • Transducers
  • Two Dimensional

Readers

  • Computational Modeling and Simulation
  • Structural Health Monitoring of Composite Structures.
  • Wave Propagation and Nonlinear Chaotic Dynamics.