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

Validation of sea ice concentration - European sector

Bulletin date: 2023-10-03

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

Model vs. observations, sea ice class contingency tables

Date: 2023-10-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 41304 4106 42 393 101 33 1 0
OW 0 137 12 109 45 17 0 0
VODI 0 111 14 156 64 58 1 0
ODI 0 30 2 98 61 55 6 0
CDI 0 21 1 53 104 186 197 23
VCDI 0 3 1 37 199 2021 6233 633

Date: 2023-10-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 40878 4452 33 425 290 105 20 0
OW 0 65 3 52 27 8 5 0
VODI 0 71 3 79 20 26 9 0
ODI 0 34 7 102 39 25 13 0
CDI 0 19 9 66 81 88 134 2
VCDI 0 3 6 99 314 1857 6261 938

Date: 2023-10-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 41204 4144 27 350 274 181 51 0
OW 0 48 1 35 4 1 10 0
VODI 0 77 5 33 9 5 27 0
ODI 0 68 10 64 20 7 21 0
CDI 0 41 6 80 69 55 273 36
VCDI 0 57 8 161 302 1525 6012 1367

Date: 2023-10-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 40708 4403 40 505 417 123 3 0
OW 0 33 3 23 12 14 0 0
VODI 0 51 9 47 18 15 10 0
ODI 0 30 3 50 41 20 11 0
CDI 0 38 4 75 85 115 224 50
VCDI 0 55 21 165 319 1806 6153 969


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