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: 2021-05-06

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-04-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71641 13607 110 425 85 2 0 0
OW 0 595 38 292 79 6 0 0
VODI 0 731 64 659 501 22 1 0
ODI 0 393 59 595 809 178 6 0
CDI 0 58 13 298 1518 2973 869 0
VCDI 0 0 0 0 59 1070 5476 5868

Date: 2021-05-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72138 13689 128 496 130 7 0 0
OW 0 539 37 223 76 5 0 0
VODI 0 793 57 634 298 6 3 0
ODI 0 393 47 603 712 191 6 0
CDI 0 58 21 216 1289 2891 814 0
VCDI 0 4 5 27 98 687 5502 6277

Date: 2021-05-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72137 14199 142 511 109 0 0 0
OW 0 453 39 223 61 2 0 0
VODI 0 646 55 496 244 31 1 0
ODI 0 259 30 548 855 308 17 0
CDI 0 105 26 288 1340 2996 901 0
VCDI 0 3 2 14 49 843 5688 5479

Date: 2021-05-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72531 13857 130 587 136 0 0 0
OW 10 433 25 216 96 2 0 0
VODI 8 658 49 468 286 16 2 0
ODI 0 213 35 555 968 115 33 0
CDI 0 108 18 242 1148 3026 1312 1
VCDI 0 0 0 0 0 442 5201 6173

Date: 2021-05-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72536 14029 128 611 160 1 0 0
OW 1 447 30 142 101 3 0 0
VODI 0 638 53 391 283 21 0 0
ODI 0 214 36 508 788 175 9 0
CDI 0 98 12 267 1190 3362 1534 5
VCDI 0 0 0 0 1 539 4373 6414

Date: 2021-05-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73032 13945 129 570 115 1 0 0
OW 0 428 23 181 66 1 0 0
VODI 0 654 48 372 236 7 0 0
ODI 0 278 45 524 789 91 6 1
CDI 0 84 12 250 1463 3724 754 1
VCDI 0 0 0 0 18 830 4807 5615

Date: 2021-05-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72610 14287 136 758 109 0 0 0
OW 0 297 27 153 80 0 0 0
VODI 0 534 45 393 244 7 0 0
ODI 0 264 44 591 943 107 8 1
CDI 0 67 8 201 1649 3598 748 2
VCDI 0 0 0 0 13 1990 4503 4683

Date: 2021-05-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72559 14146 147 764 111 0 0 0
OW 0 299 14 138 67 2 0 0
VODI 0 529 54 399 257 3 4 0
ODI 0 363 51 703 1181 173 33 0
CDI 0 14 4 210 1979 3733 599 2
VCDI 0 0 0 0 14 1916 5593 3039


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