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

Validation of sea ice concentration - European sector

Reference date: 2024-02-22

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2024-02-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66166 16648 442 380 22 0 0 0
OW 50 633 248 449 147 1 0 0
VODI 28 433 246 815 297 6 0 0
ODI 0 106 104 1059 1018 110 0 0
CDI 0 27 15 241 1374 1886 346 0
VCDI 0 0 0 4 179 2298 7620 5702

Date: 2024-02-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65285 16939 533 418 33 0 0 0
OW 48 414 220 592 82 0 0 0
VODI 2 275 225 1137 328 7 0 0
ODI 0 53 79 917 1216 130 0 0
CDI 0 0 0 63 1652 2398 270 0
VCDI 0 0 0 0 58 2713 8844 4169

Date: 2024-02-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 64919 16924 575 675 47 0 0 0
OW 29 459 192 487 137 1 0 0
VODI 7 222 201 917 291 7 0 0
ODI 0 2 22 704 1400 146 0 0
CDI 0 0 0 56 1539 3162 256 0
VCDI 0 0 0 0 176 3183 7018 5346

Date: 2024-02-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65701 16194 426 493 21 0 0 0
OW 28 469 167 507 265 4 0 0
VODI 1 230 223 734 299 22 0 0
ODI 0 6 52 820 1220 230 23 0
CDI 0 0 0 82 1601 3065 592 38
VCDI 0 0 0 0 144 2382 6771 6290

Date: 2024-02-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66005 15997 350 275 8 0 0 0
OW 29 642 179 492 65 0 0 0
VODI 0 389 319 978 331 17 0 0
ODI 0 45 75 1032 1339 190 1 0
CDI 0 0 0 92 1397 2523 391 0
VCDI 0 0 0 0 78 2098 7602 6161

Date: 2024-02-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65368 16408 443 429 12 0 0 0
OW 13 482 197 515 127 0 0 0
VODI 2 290 187 1085 749 30 0 0
ODI 0 22 36 541 1520 252 0 0
CDI 0 0 0 51 952 2998 536 0
VCDI 0 0 0 2 37 1908 6652 7256

Date: 2024-02-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65583 16057 416 435 33 0 0 0
OW 35 541 166 586 135 2 0 0
VODI 8 337 198 1064 533 25 0 0
ODI 0 100 56 615 1315 200 0 0
CDI 0 14 12 93 1109 2490 642 0
VCDI 0 0 0 0 51 2519 6451 7279

Date: 2024-03-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65731 16376 387 499 3 0 0 0
OW 32 596 196 589 89 0 0 0
VODI 2 402 206 877 428 16 0 0
ODI 0 97 104 726 1371 128 0 0
CDI 0 0 0 129 1453 2402 501 0
VCDI 0 0 0 0 158 2721 6909 5972


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