[PDF] Top 20 A method for sea ice thickness and concentration analysis based on SAR data and a thermodynamic model
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A method for sea ice thickness and concentration analysis based on SAR data and a thermodynamic model
... Each model run starts 1 December and lasts until 31 ...thin ice layer (0.01 m) at each grid cell. The ice thickness is calculated as a mean over the ice-covered area in the grid ... See full document
20
Assessment of contemporary satellite sea ice thickness products for Arctic sea ice
... incorporate sea sur- face height data from CS2, enhance the definition of gravity features, resulting in a more accurate freeboard ...the ice edge, which resulted in erroneous freeboard measure- ... See full document
27
Assimilation of sea-ice concentration in a global climate model – physical and statistical aspects
... Hemisphere sea ice in the global climate model ECHAM5/MPI-OM by assimilating sea-ice concentration ...The analysis updates for concentration are given by Newtonian ... See full document
18
Impact of assimilating sea ice concentration, sea ice thickness and snow depth in a coupled ocean–sea ice modelling system
... estimated based on the relation- ship between confidence and uncertainty in the more re- cent OSISAF ...ESA Sea Ice Climate Change Initiative, Sea Ice Concentration Climate ... See full document
19
On the assimilation of ice velocity and concentration data into large-scale sea ice models
... simplified model of the Arctic sea ice cover in order to determine to what extent the assimilation of ice velocity and/or concen- tration data improves the model behavior and, in ... See full document
15
Estimation of degree of sea ice ridging based on dual-polarized C-band SAR data
... Baltic Sea, daily ice charts prepared by the Finnish Ice Service (FIS) analysts provide a daily source of informa- tion on the ice ...the ice cover into polygons to which ice ... See full document
22
Reconstruction of the Ice Thickness Seasonal Evolution in the Northeastern Sea of Azov Using Different Arrays of Meteorological Data
... the ice thickness thermodynamic evolution in 2007–2011 ice seasons, obtained using different meteorological data as external forcing, showed that at the same parameterization of ... See full document
13
Ice and AIS: ship speed data and sea ice forecasts in the Baltic Sea
... other ice properties. One recent attempt estimates ice drift based on synthetic aperture radar (SAR) images (Karvonen, ...The data are pro- vided within the MyOcean ...provided ... See full document
10
Medium-range predictability of early summer sea ice thickness distribution in the East Siberian Sea based on the TOPAZ4 ice–ocean data assimilation system
... summertime sea ice has focused attention on the potential use of the Northern Sea Route (NSR), for which sea ice thickness (SIT) information is crucial for safe maritime ... See full document
16
Operational SAR-based sea ice drift monitoring over the Baltic Sea
... thicker ice and lower in the areas of thinner ...fast ice areas (black areas in Fig. 6), the ice thickness can quite accurately be estimated based on a thermodynamic ice ... See full document
11
Uncertainties in Arctic sea ice thickness and volume: new estimates and implications for trends
... this ice type in all our ...thick ice has been developed (Maaß et al., 2013), based on brightness temperatures from the longwave passive mi- crowave radiometer onboard ...Arctic sea ice ... See full document
16
A prognostic model of the sea-ice floe size and thickness distribution
... Abstract. Sea ice exhibits considerable seasonal and longer- term variations in extent, concentration, thickness, and age, and is characterized by a complex and continuously chang- ing ... See full document
16
The EUMETSAT sea ice concentration climate data record
... the sea ice extent trends (Andersen et ...(NWP) data: near-surface wind and air temperature and columnar atmospheric water vapour content), (3) calibrate the algo- rithms to the actual ice and ... See full document
16
On the discretization of the ice thickness distribution in the NEMO3.6-LIM3 global ocean–sea ice model
... Louvain-la-Neuve sea Ice Model (LIM) version 3 ...this model assessment, we wish to provide recommen- dations to the NEMO community (and more largely to users of large-scale sea ... See full document
14
Image Denoising Model Based on Wiener Filter and a Novel Wavelet
... fundamentally based thresholding approach was uncovered in 1995; there was a surge inside the denoising papers being ...part Analysis (ICA) are investigated for thin ... See full document
11
Influence of freshwater input on the skill of decadal forecast of sea ice in the Southern Ocean
... tic ice sheet, especially the ice shelves, and the formation of sea ice has been recently proposed ...the ice sheet leads to a fresher and colder surface layer in the ocean surrounding ... See full document
16
Retrieval of the thickness of undeformed sea ice from simulated C-band compact polarimetric SAR images
... the sea ice was cov- ered with snow, which can be clearly seen in aerial photos (not ...that sea ice flooding took place in some smaller ...the ice thickness and snow depth ... See full document
17
Satellite passive microwave sea-ice concentration data set intercomparison: closed ice and ship-based observations
... filters based on brightness temper- ature gradient ratios at 19, 22, and 37 GHz, which mitigate noise due to atmospheric moisture and wind-induced rough- ening of the ocean surface (Cavalieri et ...spurious ... See full document
47
Sea Ice Observations in Polar Regions: Evolution of Technologies in Remote Sensing
... more sea ice provides the total sea-ice area which is important to understand factors affecting seasonal variations in ice cover on year-to-year ...basis. Sea ice ... See full document
20
Polynyas in a dynamic-thermodynamic sea-ice model
... a model based on a granular material ...the ice behaves like an elastic solid, while for larger stress ratios it flows like a ...granular model is there- fore worse than that of the other two ... See full document
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