Description of algorithm
Full domain
  Ice concntr, edge pos
  Contingency tables
American sector
European sector
Asian sector
GODAE regions

Validation of sea ice edge, concentration - Full domain

Bulletin date: 2023-03-09

Model: ARC-MFC PHYS (TOPAZ)

Data source: OSI SAF N.H. sea ice concentration

Sea ice concentration

Difference metrics

Bias (model-obs.)

Sea ice edge length, displacement

Sea ice edge length

Ice edge displacement metrics

Supplementary metrics

Relative distance metrics [IE/IIEE]

Integrated ice edge error (IIEE)

Ice Edge Maps

IIEE regions

Ice edges

Best estimate vs. observations, 2023-03-08

Observations in blue, model best estimate in black

Forecast vs. observations, 2023-03-15

Observations in blue, persistence in brown,
model best estimate in black, model forecast in grey

Persistence forecast, 2023-03-15

Fractions skill score


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