Accurately Stable Q-Compensated Reverse-Time Migration Scheme for Heterogeneous Viscoelastic Media
Abstract
:1. Introduction
2. Theory and Methods
2.1. Viscoelastic Wave Equation with Constant-Order DFLs
2.2. Separation of P- and S- Wavefields
2.3. Adaptive Stable Q-Compensation Scheme
2.4. Implementation of Adaptive Stable Q-ERTM
- (a)
- Forward propagating the source-wavefield.
- (b)
- Backward propagating the receiver-wavefield.
- (c)
- Applying the imaging condition.
3. Numerical Examples
3.1. Sample Sag Model
3.2. Marmousi Model
3.3. Apply to Field Data
4. Conclusions
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
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Wang, N.; Shi, Y.; Zhou, H. Accurately Stable Q-Compensated Reverse-Time Migration Scheme for Heterogeneous Viscoelastic Media. Remote Sens. 2022, 14, 4782. https://doi.org/10.3390/rs14194782
Wang N, Shi Y, Zhou H. Accurately Stable Q-Compensated Reverse-Time Migration Scheme for Heterogeneous Viscoelastic Media. Remote Sensing. 2022; 14(19):4782. https://doi.org/10.3390/rs14194782
Chicago/Turabian StyleWang, Ning, Ying Shi, and Hui Zhou. 2022. "Accurately Stable Q-Compensated Reverse-Time Migration Scheme for Heterogeneous Viscoelastic Media" Remote Sensing 14, no. 19: 4782. https://doi.org/10.3390/rs14194782