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: 2024-03-07

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

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 16372 388 492 4 0 0 0
OW 32 600 196 600 89 0 0 0
VODI 2 403 203 869 430 16 0 0
ODI 0 96 106 732 1367 127 0 0
CDI 0 0 0 127 1455 2404 501 0
VCDI 0 0 0 0 157 2720 6909 5972

Date: 2024-03-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65677 16145 464 387 3 0 0 0
OW 13 495 185 624 105 5 0 0
VODI 6 374 198 1097 402 47 0 0
ODI 0 23 63 873 1400 189 4 0
CDI 0 0 0 81 1202 3162 649 0
VCDI 0 0 0 0 219 1763 7780 5465

Date: 2024-03-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65408 16146 540 526 1 0 0 0
OW 5 543 176 689 118 0 0 0
VODI 1 281 161 996 699 4 0 0
ODI 0 32 48 501 1691 352 14 0
CDI 0 0 0 84 980 3628 677 0
VCDI 0 0 0 0 103 2139 6023 6534

Date: 2024-03-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65094 16345 495 576 6 0 0 0
OW 5 679 189 638 142 1 0 0
VODI 3 295 209 1038 527 7 0 0
ODI 0 14 15 521 1911 455 29 0
CDI 0 1 0 18 811 2988 967 0
VCDI 0 0 0 0 21 1763 7479 5858

Date: 2024-03-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65420 15718 488 545 25 0 0 0
OW 0 663 159 541 205 3 0 0
VODI 0 283 221 1007 453 36 0 0
ODI 0 6 30 546 1892 597 31 0
CDI 0 0 0 8 558 3335 1004 0
VCDI 0 0 0 0 10 1576 8408 5332

Date: 2024-03-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65525 15407 492 521 6 0 0 0
OW 8 644 185 676 109 1 0 0
VODI 2 210 149 1038 561 39 0 0
ODI 0 0 3 433 1763 516 23 0
CDI 0 0 0 4 678 3146 683 0
VCDI 0 0 0 0 47 1886 7357 6988

Date: 2024-03-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65344 15587 545 480 16 0 0 0
OW 8 640 197 644 79 0 0 0
VODI 0 245 153 1004 462 21 0 0
ODI 0 54 20 354 1335 334 3 0
CDI 0 12 1 45 884 2800 714 0
VCDI 0 0 0 1 134 2099 8794 6091

Date: 2024-03-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 64928 16041 506 361 1 0 0 0
OW 12 454 222 735 82 0 0 0
VODI 4 273 139 760 333 4 0 0
ODI 0 66 40 551 1037 132 8 0
CDI 0 10 9 113 1194 2648 581 0
VCDI 0 0 0 0 161 2258 8013 7424


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