H
Hedong Liu
Researcher at National Oceanography Centre
Publications - 5
Citations - 239
Hedong Liu is an academic researcher from National Oceanography Centre. The author has contributed to research in topics: Code (cryptography) & Hardware architecture. The author has an hindex of 3, co-authored 5 publications receiving 195 citations.
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Journal ArticleDOI
An operational ocean forecast system incorporating NEMO and SST data assimilation for the tidally driven European North-West shelf
Enda O'Dea,Alex Arnold,K. P. Edwards,R Furner,Patrick Hyder,Matthew Martin,John Siddorn,D. Storkey,James While,Jason Holt,Hedong Liu +10 more
TL;DR: In this paper, a new operational ocean forecast system, the Atlantic Margin Model implementation of the Forecast Ocean Assimilation Model (FOAM-AMM), has been developed for the European North West Shelf (NWS).
Journal ArticleDOI
Prospects for improving the representation of coastal and shelf seas in global ocean models
Jason Holt,Patrick Hyder,Mike Ashworth,James Harle,Helene T. Hewitt,Hedong Liu,Adrian L. New,Stephen Pickles,A. R. Porter,Ekaterina Popova,J. Icarus Allen,John Siddorn,Richard Wood +12 more
TL;DR: The benefit of improved resolution and process representation using 1∕12° global- and basin-scale northern North Atlantic nucleus for a European model of the ocean (NEMO) simulations; the latter includes tides and a k-e vertical mixing scheme, and the benefits of resolution are particularly apparent in eastern boundary upwelling zones.
Journal ArticleDOI
Portable multi- and many-core performance for finite-difference or finite-element codes – application to the free-surface component of NEMO (NEMOLite2D 1.0)
TL;DR: An approach to achieve portable performance for parallel finite-difference, finite-volume, and finite-element earth-system models by taking the free-surface part of the NEMO ocean model and creating a new shallow-water model named NEMOLite2D is presented.
Next generation ocean dynamical core roadmap project: final report. Report for the NERC Ocean Roadmap exercise
TL;DR: The Next Generation Ocean Dynamical Core Roadmap Project: Summary and Recommendations as mentioned in this paper provides a summary of the present “Final Report”, and a Roadmap for ways forward for UK ocean modelling over the next 5-15 years.
Posted ContentDOI
Portable Multi- and Many-Core Performance for Finite DifferenceCodes; Application to the Free-Surface Component of NEMO
TL;DR: An approach to achieve portable performance for parallel, finite-difference Ocean models called PSyKAl, which has taken the free-surface part of the NEMO ocean model and created a new, shallow-water model named NEMOLite2D and investigated the transformations that must be applied to the middle/PSy layer to achieve good performance.