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: 2024-01-11

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 15061 709 436 15 0 0 0
OW 33 464 140 425 141 6 0 0
VODI 28 333 214 556 268 21 0 0
ODI 139 309 80 656 745 182 1 0
CDI 0 179 24 222 1562 2474 470 13
VCDI 0 1 5 20 967 6319 25467 57873

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 17109 673 575 23 0 0 0
OW 7 453 111 482 192 2 0 0
VODI 0 403 182 554 331 27 0 0
ODI 0 269 39 580 970 194 0 0
CDI 0 79 19 164 1255 2838 402 6
VCDI 0 0 0 23 606 6722 25865 58128

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 14977 545 543 22 0 0 0
OW 0 433 158 413 103 0 0 0
VODI 0 200 109 595 354 8 0 0
ODI 0 157 68 438 899 311 3 0
CDI 0 5 11 271 1242 2931 547 18
VCDI 0 0 0 6 552 5701 24424 60647

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 14526 418 378 25 0 0 0
OW 1 441 162 437 73 0 0 0
VODI 0 360 147 544 305 11 0 0
ODI 0 154 99 624 863 291 0 0
CDI 0 0 8 137 1249 2742 604 1
VCDI 0 0 0 3 415 4939 25882 60627

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 15399 492 561 32 0 0 0
OW 1 582 218 515 123 0 0 0
VODI 0 436 158 724 311 7 0 0
ODI 0 73 61 661 981 114 5 0
CDI 0 0 0 85 1828 2828 523 6
VCDI 0 0 0 0 551 6829 24082 59980

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 542 556 10 0 0 0
OW 0 648 196 506 117 0 0 0
VODI 0 492 210 712 232 0 0 0
ODI 0 53 81 753 944 91 1 0
CDI 0 9 7 191 1994 2953 455 8
VCDI 0 0 0 4 629 6432 23905 60098

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 14103 425 463 11 0 0 0
OW 1 586 193 348 90 0 0 0
VODI 0 446 239 621 158 0 0 0
ODI 0 219 113 881 702 66 1 0
CDI 0 31 8 270 1985 2753 308 2
VCDI 0 0 0 2 479 6892 23040 61396

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 14402 493 504 10 0 0 0
OW 9 750 159 349 98 0 0 0
VODI 0 725 220 548 146 6 0 0
ODI 0 215 127 828 635 40 1 0
CDI 0 3 1 216 1666 2318 405 1
VCDI 0 0 0 1 358 6401 22659 62951


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