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: 2022-07-26

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

Model vs. observations, sea ice class contingency tables

Date: 2022-07-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 60052 27590 0 1444 349 21 0 0
OW 7 614 0 746 363 77 3 0
VODI 8 826 0 1106 2443 2216 506 9
ODI 4 744 0 1454 4833 7505 2875 65
CDI 0 355 0 1044 5313 13647 8306 556
VCDI 0 22 0 92 776 3181 3905 338

Date: 2022-07-28:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 61098 27355 0 1800 867 137 0 0
OW 4 668 0 350 459 264 3 0
VODI 1 990 0 849 2319 2631 316 16
ODI 0 928 0 1435 4734 7554 2241 177
CDI 0 360 0 1024 5041 13418 7698 1720
VCDI 0 12 0 74 501 2155 2566 1630

Date: 2022-07-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 62611 26433 0 1693 1122 288 0 0
OW 15 722 0 314 518 318 13 0
VODI 8 1182 0 1052 2437 2761 125 7
ODI 0 1238 0 1705 4847 8073 1276 119
CDI 4 351 0 987 4649 14326 5664 1691
VCDI 0 14 0 71 377 1704 2554 2126

Date: 2022-08-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 63246 26189 0 1855 1305 347 10 0
OW 10 722 0 336 592 329 20 0
VODI 8 1489 0 1080 2889 2773 162 15
ODI 1 1569 0 1731 5203 7633 948 162
CDI 2 407 0 1269 4839 12395 4811 1581
VCDI 0 36 0 94 510 2058 2717 2052


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