A Neural-Network Based MPAS—Shallow Water Model and Its 4D-Var Data Assimilation System
Abstract
:1. Introduction
2. Methodology
2.1. MPAS-SW Dynamics
2.2. NN Emulator of MPAS-SW
2.3. The Tangent Linear and Adjoint Models
2.4. A Continuous 4D-Var DA System
3. Experiment Design
3.1. A Single Observation Experiment
3.2. Full Vector Observation Experiment
3.3. Discussion
4. Conclusions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
Sample Availability
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Tian, X.; Conibear, L.; Steward, J. A Neural-Network Based MPAS—Shallow Water Model and Its 4D-Var Data Assimilation System. Atmosphere 2023, 14, 157. https://doi.org/10.3390/atmos14010157
Tian X, Conibear L, Steward J. A Neural-Network Based MPAS—Shallow Water Model and Its 4D-Var Data Assimilation System. Atmosphere. 2023; 14(1):157. https://doi.org/10.3390/atmos14010157
Chicago/Turabian StyleTian, Xiaoxu, Luke Conibear, and Jeffrey Steward. 2023. "A Neural-Network Based MPAS—Shallow Water Model and Its 4D-Var Data Assimilation System" Atmosphere 14, no. 1: 157. https://doi.org/10.3390/atmos14010157