Articles | Volume 10, issue 2
https://doi.org/10.5194/bg-10-1169-2013
https://doi.org/10.5194/bg-10-1169-2013
Research article
 | 
21 Feb 2013
Research article |  | 21 Feb 2013

Reducing the model-data misfit in a marine ecosystem model using periodic parameters and linear quadratic optimal control

M. El Jarbi, J. Rückelt, T. Slawig, and A. Oschlies

Related authors

Modelling considerations for research on ocean alkalinity enhancement (OAE)
Katja Fennel, Matthew C. Long, Christopher Algar, Brendan Carter, David Keller, Arnaud Laurent, Jann Paul Mattern, Ruth Musgrave, Andreas Oschlies, Josiane Ostiguy, Jaime B. Palter, and Daniel B. Whitt
State Planet, 2-oae2023, 9, https://doi.org/10.5194/sp-2-oae2023-9-2023,https://doi.org/10.5194/sp-2-oae2023-9-2023, 2023
Short summary
Climate targets, carbon dioxide removal, and the potential role of ocean alkalinity enhancement
Andreas Oschlies, Lennart T. Bach, Rosalind E. M. Rickaby, Terre Satterfield, Romany Webb, and Jean-Pierre Gattuso
State Planet, 2-oae2023, 1, https://doi.org/10.5194/sp-2-oae2023-1-2023,https://doi.org/10.5194/sp-2-oae2023-1-2023, 2023
Short summary
A diffusion-based kernel density estimator (diffKDE, version 1) with optimal bandwidth approximation for the analysis of data in geoscience and ecological research
Maria-Theresia Pelz, Markus Schartau, Christopher J. Somes, Vanessa Lampe, and Thomas Slawig
Geosci. Model Dev., 16, 6609–6634, https://doi.org/10.5194/gmd-16-6609-2023,https://doi.org/10.5194/gmd-16-6609-2023, 2023
Short summary
Southern Ocean phytoplankton under climate change: shifting balance of bottom-up and top-down control
Tianfei Xue, Ivy Frenger, Jens Terhaar, A. E. Friederike Prowe, Thomas L. Frölicher, and Andreas Oschlies
Biogeosciences Discuss., https://doi.org/10.5194/bg-2023-171,https://doi.org/10.5194/bg-2023-171, 2023
Preprint under review for BG
Short summary
The Newton solver with step size control is faster than the Picard iteration in simulating ice flow (FEniCS-full-Stokes v1.1.0)
Niko Schmidt, Angelika Humbert, and Thomas Slawig
EGUsphere, https://doi.org/10.5194/egusphere-2023-1569,https://doi.org/10.5194/egusphere-2023-1569, 2023
Short summary

Related subject area

Biogeochemistry: Modelling, Aquatic
Seasonal and interannual variability of the pelagic ecosystem and of the organic carbon budget in the Rhodes Gyre (eastern Mediterranean): influence of winter mixing
Joelle Habib, Caroline Ulses, Claude Estournel, Milad Fakhri, Patrick Marsaleix, Mireille Pujo-Pay, Marine Fourrier, Laurent Coppola, Alexandre Mignot, Laurent Mortier, and Pascal Conan
Biogeosciences, 20, 3203–3228, https://doi.org/10.5194/bg-20-3203-2023,https://doi.org/10.5194/bg-20-3203-2023, 2023
Short summary
How much do bacterial growth properties and biodegradable dissolved organic matter control water quality at low flow?
Masihullah Hasanyar, Thomas Romary, Shuaitao Wang, and Nicolas Flipo
Biogeosciences, 20, 1621–1633, https://doi.org/10.5194/bg-20-1621-2023,https://doi.org/10.5194/bg-20-1621-2023, 2023
Short summary
Methane emissions from Arctic landscapes during 2000–2015: an analysis with land and lake biogeochemistry models
Xiangyu Liu and Qianlai Zhuang
Biogeosciences, 20, 1181–1193, https://doi.org/10.5194/bg-20-1181-2023,https://doi.org/10.5194/bg-20-1181-2023, 2023
Short summary
Including filter-feeding gelatinous macrozooplankton in a global marine biogeochemical model: model–data comparison and impact on the ocean carbon cycle
Corentin Clerc, Laurent Bopp, Fabio Benedetti, Meike Vogt, and Olivier Aumont
Biogeosciences, 20, 869–895, https://doi.org/10.5194/bg-20-869-2023,https://doi.org/10.5194/bg-20-869-2023, 2023
Short summary
Riverine impact on future projections of marine primary production and carbon uptake
Shuang Gao, Jörg Schwinger, Jerry Tjiputra, Ingo Bethke, Jens Hartmann, Emilio Mayorga, and Christoph Heinze
Biogeosciences, 20, 93–119, https://doi.org/10.5194/bg-20-93-2023,https://doi.org/10.5194/bg-20-93-2023, 2023
Short summary

Cited articles

Anderson, B. D. O. and Moore, J. B.: Linear Optimal Control, Prentice-Hall, Englewood Cliffs, NJ, 1971.
Casti, J. L.: Linear Dynamic Systems, Academic Press, 1987.
Clemens, D.: optimal non-linear Control for Power Systems, IEEE Conference on Control Application, 241–245, 1993.
Eknes, M. and Evensen, G.: An ensemble Kalman filter with a 1-d marine ecosystem model., J. Mar. Syst., 36, 75–100, 2002.
Fasham, M. and Evans, G.: The use of optimization techniques to model marine ecosystem dynamics at the JGOFS station at 47° N 20° W. Philos. T. Roy. Soc. B, 348, 203–210, 1995.
Download
Altmetrics
Final-revised paper
Preprint