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

Validation of sea ice concentration - Full domain

Bulletin date: 2022-03-15

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

Model vs. observations, sea ice class contingency tables

Date: 2022-03-15:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26509 14640 0 631 479 115 0 0
OW 0 316 0 102 48 29 0 0
VODI 0 348 0 188 121 60 0 0
ODI 0 259 0 251 376 263 55 2
CDI 0 220 0 325 750 1295 628 104
VCDI 0 395 0 772 2792 11272 26394 63656

Date: 2022-03-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26273 14270 0 703 752 276 6 0
OW 0 349 0 77 59 42 0 0
VODI 0 422 0 162 215 97 10 0
ODI 0 360 0 197 448 383 76 1
CDI 0 365 0 323 838 1540 889 260
VCDI 0 719 0 739 3025 10519 26258 62742

Date: 2022-03-19:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25575 14326 0 806 902 439 16 0
OW 0 311 0 100 89 62 3 0
VODI 0 442 0 176 208 124 11 0
ODI 0 358 0 232 357 323 91 5
CDI 0 449 0 353 831 1526 980 273
VCDI 0 844 0 662 2365 10094 28553 61509

Date: 2022-03-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25683 13995 0 966 951 359 11 0
OW 0 222 0 93 122 65 1 0
VODI 0 287 0 154 214 114 7 0
ODI 0 308 0 157 264 305 59 37
CDI 0 532 0 270 662 1353 989 342
VCDI 0 841 0 813 2394 9218 28741 62866


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