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标题:Determining evolutionary spectra from non-stationary autocorrelation functions
时间:2020-06-30 18:02:36
DOI:10.1016/j.probengmech.2015.06.004
大小:5888 kb
页数:17 PAGES
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目录:
  • Determining evolutionary spectra from non-stationary autocorrelation functions
    • Introduction & motivation
    • Formulation of discrete optimization problem
    • Perturbation method (PM)
      • Description of algorithm
      • Discussion
      • PM results
    • “Multi-Grid” method (MGM)
      • Description of algorithm
      • MGM results
        • Seismic ground motion example
        • MATLAB peaks example
      • Computational efficiency
    • Selection of initial evolutionary spectrum
      • Definition of “Pseudo-Spectrum”
      • Numerical examples
        • Clough–Penzien example
        • Linear chirp process
    • Conclusions
    • Acknowledgments
    • References

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