Gradient for the acoustic VTI full waveform inversion based on the instantaneous traveltime sensitivity kernels

Keyphrases

• Full-waveform Inversion 100%
• Acoustics 100%
• Travel Time 100%
• Sensitivity Kernel 100%
• Nonlinearity 33%
• Wavefield Extrapolation 33%
• Computational Cost 33%
• Wave Equation 33%
• Matrix Decomposition 33%
• Dynamic Ray Tracing 33%
• Adjoint State Method 33%
• Line Search 33%
• Gradient-based 33%
• Model Calculation 33%

Engineering

• Full-Waveform Inversion 100%
• Nonlinearity 50%
• Anisotropic 50%
• Search Algorithm 50%
• Line Search 50%
• Scale Parameter 50%
• Constant Background 50%
• Cost Modeling 50%
• Step Length 50%
• Computational Cost 50%

Mathematics

• Traveltime 100%
• Wavefield 33%
• Computational Cost 33%
• Matrix Decomposition 33%
• Adjoint State 33%
• Wave Equation 33%
• Ray Dynamic 33%
• Nonlinearities 33%
• Step Length 33%
• Scale Parameter 33%
• Search Algorithm 33%