Browsing Institutt for matematiske fag by Author "Beiser, Florian"
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Comparison of ensemble-based data assimilation methods for sparse oceanographic data
Beiser, Florian; Holm, Håvard Heitlo; Eidsvik, Jo (Peer reviewed; Journal article, 2023-12-10)Probabilistic forecasts in oceanographic applications, such as drift trajectory forecasts for search-and-rescue operations, face challenges due to high-dimensional complex models and sparse spatial observations. We discuss ... -
Local Drift Forecasting with Simplified Ocean Models and Multi-Level Data Assimilation
Beiser, Florian (Doctoral theses at NTNU;2024:241, Doctoral thesis, 2024)Search-and-rescue operations at sea are supported by fast predictions of drift trajectories that are classically based on operational ocean models. This thesis promotes a complementary approach for drift forecasting based ...