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: 2024-01-11

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2024-01-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70490 14819 684 414 15 0 0 0
OW 33 461 133 407 137 6 0 0
VODI 28 329 197 498 239 21 0 0
ODI 139 308 57 549 622 168 1 0
CDI 0 179 19 162 911 1695 387 0
VCDI 0 1 5 5 130 1844 7861 5146

Date: 2024-01-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67765 16892 652 562 23 0 0 0
OW 7 440 102 473 191 2 0 0
VODI 0 372 145 516 327 27 0 0
ODI 0 260 30 427 918 193 0 0
CDI 0 79 19 92 790 2036 356 0
VCDI 0 0 0 23 103 1554 7675 6049

Date: 2024-01-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70357 14787 520 533 22 0 0 0
OW 0 422 148 396 103 0 0 0
VODI 0 196 102 554 324 8 0 0
ODI 0 157 68 386 770 281 2 0
CDI 0 5 11 270 805 1900 446 0
VCDI 0 0 0 6 214 1828 7908 5571

Date: 2024-01-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70582 14418 384 359 25 0 0 0
OW 1 432 158 409 70 0 0 0
VODI 0 353 146 504 294 11 0 0
ODI 0 153 99 588 802 267 0 0
CDI 0 0 8 135 1070 2015 379 0
VCDI 0 0 0 2 61 1653 8598 5124

Date: 2024-01-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68882 15395 472 476 26 0 0 0
OW 1 581 214 478 118 0 0 0
VODI 0 436 157 682 297 7 0 0
ODI 0 73 61 631 823 93 3 0
CDI 0 0 0 81 1122 2025 285 0
VCDI 0 0 0 0 102 2873 9094 3612

Date: 2024-01-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69670 14549 542 509 5 0 0 0
OW 0 648 196 445 75 0 0 0
VODI 0 492 210 666 210 0 0 0
ODI 0 53 81 710 687 72 0 0
CDI 0 9 7 132 1195 1852 351 0
VCDI 0 0 0 0 142 2349 8121 5122

Date: 2024-01-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70216 14102 409 418 11 0 0 0
OW 1 586 185 297 48 0 0 0
VODI 0 446 233 579 137 0 0 0
ODI 0 219 113 834 651 58 0 0
CDI 0 31 8 260 1496 1565 195 0
VCDI 0 0 0 2 87 2939 7754 5220

Date: 2024-01-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69803 14315 484 499 10 0 0 0
OW 9 721 147 334 96 0 0 0
VODI 0 688 212 522 122 6 0 0
ODI 0 199 111 769 606 38 0 0
CDI 0 3 1 167 1078 1915 269 0
VCDI 0 0 0 1 83 2181 8619 5092


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