DJ4Oceananigans: A differentiable, Julia-based ocean general circulation model for gradient-based parameter calibration, online learning and variational data assimilation

Mr. Joseph Kump1,2, William Moses3, Gregory Wagner4, Dhruv Apte2, Valentin Churavy5, Christopher N Hill6, Paul Berg7, Nora Loose8, Mose Giordano9, Dr. Sri Hari Krishna Narayanan, PhD10, Michel Schanen10, Sarah Williamson11, Patrick Heimbach12, Avik Pal4, Alexis Montoison13 and Alex Zinenko14, (1)UNITED STATES, (2)University of Texas at Austin, Austin, United States, (3)University of Illinois at Urbana Champaign, Urbana, United States, (4)Massachusetts Institute of Technology, Cambridge, United States, (5)Johannes Gutenberg University of Mainz, Mainz, Germany, (6)MIT, Cambridge, United States, (7)Bern University of Applied Sciences, Bern, Switzerland, (8)University of Bergen, Bergen, Norway, (9)University College London, London, United Kingdom, (10)Argonne National Laboratory, Lemont, United States, (11)University of Texas at Austin, Oden Institute, Austin, United States, (12)University of Texas at Austin, Geological Sciences, Austin, United States, (13)Argonne National Laboratory, Argonne, United States, (14)AMD, Paris, France