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: 2022-05-10

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

Model vs. observations, sea ice class contingency tables

Date: 2022-05-10:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26039 15580 0 678 209 46 11 0
OW 0 194 0 244 182 43 31 0
VODI 0 244 0 422 793 520 202 16
ODI 0 150 0 376 1187 1179 735 88
CDI 1 148 0 446 2456 3182 3004 1004
VCDI 28 296 0 418 5896 13096 31417 42834

Date: 2022-05-12:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26669 15135 0 722 488 69 61 0
OW 0 202 0 214 306 86 51 3
VODI 0 241 0 370 870 403 175 22
ODI 0 200 0 397 1169 1146 630 141
CDI 0 168 0 586 2353 3764 3149 1855
VCDI 0 108 0 601 4145 15005 29579 42312

Date: 2022-05-14:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26926 14975 0 802 699 123 51 0
OW 0 202 0 154 293 76 43 5
VODI 0 297 0 329 862 399 226 20
ODI 0 190 0 387 1318 1138 892 143
CDI 0 166 0 535 2449 3202 3607 1981
VCDI 0 165 0 733 4435 12339 30859 42374

Date: 2022-05-16:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 27138 14801 0 927 691 161 68 0
OW 0 156 0 170 344 112 49 5
VODI 0 266 0 338 986 552 249 43
ODI 0 285 0 476 1495 1296 860 154
CDI 0 242 0 603 2545 3392 2971 3133
VCDI 0 182 0 946 5338 11538 26251 44632


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