Geophysics
全波形反演
Full-waveform inversionA nonlinear inversion method used in geophysics to estimate subsurface properties by minimizing the difference between observed and synthetic seismic waveforms. / 一种用于地球物理反演的非线性方法，通过最小化观测地震波形与合成波形之间的差异来估计地下介质属性。
- Knowledge type
- 工艺技术
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-11-14 16:05:55
Sub-knowledge points
Elastic waveform inversionThermoelastic waveform inversionGeothermal reservoir imagingAnomaly detection
Higher-order knowledge points
Seismic imagingGeophysical explorationInverse problems
Main parameters and performance indicators
source wavelet: The seismic source signature used in the simulationvelocity model: The initial subsurface velocity modeldensity model: The initial subsurface density modelelastic-to-thermoelastic: The transition of physical properties from elastic to thermoelasticstaged inversion: The multi-stage approach to improve convergence
Open problems
Computational cost: High computational requirements for large-scale modelsNon-uniqueness: Potential for multiple models to fit the data equally wellParameter trade-offs: Difficulty in decoupling velocity and density estimatesThermoelastic coupling: Accurate modeling of thermal effects on wave propagation
Related literature
ranked by community starsStaged elastic-to-thermoelastic full-waveform inversion for geothermal reservoir anomaly imagingOpen source
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1 recordsRecord title: Full-waveform inversion.
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