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

Validation of sea ice concentration - Full domain

Reference date: 2024-03-14

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2024-03-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65100 16459 514 576 12 0 0 0
OW 0 694 164 646 147 0 0 0
VODI 0 344 231 1061 471 30 0 0
ODI 0 19 39 613 1993 489 42 0
CDI 0 0 0 6 873 3230 1260 9
VCDI 0 0 0 0 50 2938 16082 72956

Date: 2024-03-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65575 15644 500 560 19 0 0 0
OW 7 694 158 633 148 3 0 0
VODI 1 300 228 1092 584 43 0 0
ODI 0 3 12 526 1963 598 31 1
CDI 0 0 0 11 544 3582 989 4
VCDI 0 0 0 0 18 2362 16397 73818

Date: 2024-03-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65502 15625 523 511 11 0 0 0
OW 7 722 187 631 85 0 0 0
VODI 0 270 164 1120 470 30 0 0
ODI 0 6 34 518 1555 358 7 0
CDI 0 0 0 21 999 3228 518 5
VCDI 0 0 0 0 198 3152 18986 71605

Date: 2024-03-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65104 16003 552 462 6 0 0 0
OW 10 487 236 778 98 1 0 0
VODI 0 237 139 833 400 13 0 0
ODI 0 83 44 488 1269 239 7 0
CDI 0 1 7 114 1091 3094 634 4
VCDI 0 0 0 4 192 3217 20915 70286

Date: 2024-03-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 64158 16654 653 494 5 0 0 0
OW 0 416 172 666 103 0 0 0
VODI 0 337 201 745 326 17 0 0
ODI 0 80 58 740 1101 144 22 0
CDI 0 1 6 148 1572 2959 639 1
VCDI 0 0 0 2 215 3425 17547 73441

Date: 2024-03-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 64653 16027 620 610 13 0 0 0
OW 14 397 165 688 87 0 0 0
VODI 0 241 192 810 318 13 0 0
ODI 0 21 54 692 1186 199 13 0
CDI 0 0 1 115 1396 3028 840 8
VCDI 0 0 0 4 273 2641 21076 70653

Date: 2024-03-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 64929 16183 554 479 26 0 0 0
OW 0 358 188 595 99 0 0 0
VODI 0 239 169 821 294 25 0 0
ODI 0 49 97 640 1146 199 1 0
CDI 0 0 4 230 1199 2653 935 11
VCDI 0 0 0 2 252 2338 21296 71037

Date: 2024-03-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65042 16012 501 430 8 0 0 0
OW 0 363 184 631 86 0 0 0
VODI 0 220 195 815 447 45 0 0
ODI 0 43 88 686 1151 332 19 0
CDI 0 0 2 142 1143 2404 1342 20
VCDI 0 0 0 0 64 1828 21425 71380


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