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: 2023-11-09

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2023-11-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 89006 6429 325 352 8 0 0 0
OW 8 44 51 247 84 1 0 0
VODI 3 5 20 271 289 7 0 0
ODI 0 0 1 105 377 61 0 0
CDI 0 0 0 18 420 491 60 0
VCDI 0 0 0 0 5 659 5158 4595

Date: 2023-11-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 88422 6968 286 255 2 0 0 0
OW 14 79 63 257 89 0 0 0
VODI 4 24 34 238 212 34 0 0
ODI 2 0 7 128 219 60 0 0
CDI 0 0 0 47 461 582 10 0
VCDI 0 0 0 0 86 1117 5181 4219

Date: 2023-11-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 86427 8651 337 291 6 0 0 0
OW 11 81 53 246 63 0 0 0
VODI 0 39 48 236 213 13 2 0
ODI 0 2 4 151 334 118 3 0
CDI 0 0 0 24 313 693 48 0
VCDI 0 0 0 0 19 826 5814 4034

Date: 2023-11-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 86905 7475 380 459 21 0 0 0
OW 24 100 48 293 70 0 0 0
VODI 2 53 49 235 215 31 0 0
ODI 0 14 6 126 344 137 2 0
CDI 0 0 0 22 310 646 68 0
VCDI 0 0 0 0 9 806 6428 3822

Date: 2023-11-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 85248 8729 406 424 5 0 0 0
OW 8 121 69 408 68 0 0 0
VODI 4 57 24 277 186 29 0 0
ODI 0 9 1 88 433 142 8 0
CDI 0 0 0 4 229 808 107 0
VCDI 0 0 0 0 0 860 6705 3643

Date: 2023-11-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 85423 8076 416 483 8 0 0 0
OW 10 99 79 451 80 0 0 0
VODI 1 54 33 356 189 7 0 0
ODI 0 24 7 185 376 70 3 0
CDI 0 0 0 19 401 761 49 0
VCDI 0 0 0 0 17 767 7056 3600

Date: 2023-11-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 83049 9352 421 635 162 0 0 0
OW 11 96 54 355 317 0 0 0
VODI 0 71 36 227 351 18 0 0
ODI 0 44 27 173 587 65 2 0
CDI 0 2 7 49 443 693 26 0
VCDI 0 0 0 0 14 1158 7026 3629

Date: 2023-11-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82939 9012 396 475 5 0 0 0
OW 53 109 58 530 133 0 0 0
VODI 8 71 57 373 462 47 0 0
ODI 0 27 19 210 681 142 0 0
CDI 0 0 0 29 521 841 105 0
VCDI 0 0 0 0 1 681 7300 3815


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