Synthesis of Earthquake Motion Considering Uncertainties of Fault Parameters

Key Points

• The research aims to develop a method for synthesizing earthquake motion while accounting for uncertainties in fault parameters.
• Modeling earthquake motion as a random process
• Using a hybrid method combining statistical Green's function with wave number integration
• Employing non-stationary power spectral density for response analysis
• Validating the method against results from Monte Carlo simulations
• The synthesized earthquake motion maintains unique characteristics regardless of phase
• Quantitative assessments reveal the significant impact of fault parameter uncertainties on earthquake motion
• The method effectively generates motion corresponding to specified non-exceedance probabilities

Abstract