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: 2025-04-24

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2025-04-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67085 15572 439 418 21 0 0 0
OW 0 307 111 471 66 0 0 0
VODI 0 374 212 879 586 34 0 0
ODI 0 8 40 551 1527 593 19 0
CDI 0 0 0 12 652 2916 1336 7
VCDI 0 0 0 0 9 600 7485 6763

Date: 2025-04-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66284 16172 517 604 23 0 0 0
OW 0 291 126 599 99 1 0 0
VODI 0 333 144 823 677 37 0 0
ODI 0 24 73 559 1442 535 17 0
CDI 0 0 0 8 762 2380 1236 25
VCDI 0 0 0 0 9 840 7905 6548

Date: 2025-04-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66914 15893 541 618 31 0 0 0
OW 0 221 138 609 97 0 0 0
VODI 0 232 127 692 645 27 2 0
ODI 0 14 43 480 1416 649 122 0
CDI 0 0 0 9 444 2276 1636 30
VCDI 0 0 0 0 1 580 7873 6733

Date: 2025-04-24:

Best estimate
...observations not yet available

Date: 2025-04-26:

Best estimate
...observations not yet available

Date: 2025-04-28:

Best estimate
...observations not yet available

Date: 2025-04-30:

Best estimate
...observations not yet available

Date: 2025-05-02:

Best estimate
...observations not yet available


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