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: 2022-11-15

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

Model vs. observations, sea ice class contingency tables

Date: 2022-11-15:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 45480 22632 0 1116 386 45 5 2
OW 0 177 0 199 108 11 0 0
VODI 0 173 0 305 219 15 0 0
ODI 0 113 0 248 266 109 10 1
CDI 0 75 0 387 699 879 527 121
VCDI 0 20 0 453 2923 7962 28377 39352

Date: 2022-11-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 44968 22589 0 1099 797 47 5 2
OW 0 261 0 149 129 4 0 0
VODI 0 312 0 273 226 8 0 0
ODI 0 222 0 207 316 56 11 0
CDI 0 170 0 392 869 880 489 116
VCDI 0 154 0 670 3273 10651 23629 40421

Date: 2022-11-19:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 44345 22059 0 1521 1098 324 4 2
OW 0 186 0 129 148 28 0 0
VODI 0 249 0 204 300 138 1 0
ODI 0 146 0 194 354 192 11 0
CDI 0 126 0 201 982 1246 552 150
VCDI 0 92 0 346 3127 12285 24901 37754

Date: 2022-11-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 42464 22541 0 1781 1629 477 0 2
OW 4 137 0 86 150 60 0 0
VODI 9 171 0 170 268 129 0 0
ODI 7 135 0 165 377 207 21 4
CDI 2 129 0 193 695 1321 572 249
VCDI 0 76 0 273 2329 10808 21842 43912


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