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: 2024-02-08

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2024-02-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67410 16067 508 541 21 0 0 0
OW 46 534 144 492 174 4 0 0
VODI 7 523 270 844 268 37 0 0
ODI 0 218 138 1093 1229 126 5 0
CDI 0 6 20 369 2132 2809 768 7
VCDI 0 0 0 11 358 6422 21726 61721

Date: 2024-02-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66877 16675 513 397 11 0 0 0
OW 40 587 211 540 79 0 0 0
VODI 10 578 256 929 287 65 0 0
ODI 0 220 169 1079 1317 164 3 0
CDI 0 0 8 328 1876 3934 1057 3
VCDI 0 0 0 23 161 5091 20604 62956

Date: 2024-02-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67237 16046 439 351 12 0 0 0
OW 114 578 170 474 88 0 0 0
VODI 74 770 341 842 365 41 0 0
ODI 0 206 109 1093 1357 123 3 0
CDI 0 13 0 196 1845 3528 583 14
VCDI 0 0 0 3 171 5662 18689 65511

Date: 2024-02-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66590 16517 419 337 5 0 0 0
OW 90 564 191 416 137 7 0 0
VODI 95 632 324 845 351 78 0 0
ODI 10 173 63 937 1186 253 6 0
CDI 0 7 0 130 1620 2812 609 0
VCDI 0 0 0 32 302 5675 20061 65574

Date: 2024-02-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 64632 17968 600 382 0 0 0 0
OW 21 465 261 776 76 0 0 0
VODI 6 373 288 1160 412 27 0 0
ODI 0 130 60 932 1378 220 10 0
CDI 0 2 1 148 1383 2951 692 13
VCDI 0 0 0 45 195 5618 21064 64759

Date: 2024-02-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65053 17251 612 589 23 0 0 0
OW 29 549 252 753 127 2 0 0
VODI 36 451 286 1256 498 37 0 0
ODI 11 50 39 662 1741 527 8 0
CDI 0 0 0 74 942 2872 518 6
VCDI 0 0 0 3 121 4467 20329 66874

Date: 2024-02-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 65503 17168 526 492 12 0 0 0
OW 43 661 279 745 106 0 0 0
VODI 38 491 299 1127 490 18 0 0
ODI 0 109 55 685 1613 334 0 0
CDI 0 0 2 91 983 2551 463 4
VCDI 0 0 0 0 133 4577 21561 65889

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 65987 17226 478 390 20 0 0 0
OW 51 685 271 474 149 1 0 0
VODI 27 621 293 898 298 6 0 0
ODI 0 111 103 1196 1132 117 0 0
CDI 0 22 16 258 1647 2265 382 0
VCDI 0 0 0 4 202 3883 20699 67136


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