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: 2022-06-02

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2022-05-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73275 12996 151 971 374 3 0 0
OW 0 542 58 418 208 7 1 0
VODI 0 756 86 1370 689 22 5 4
ODI 0 451 75 2026 3523 348 11 12
CDI 0 143 32 626 5242 10848 3474 227
VCDI 0 0 0 1 106 4611 29068 34288

Date: 2022-05-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73439 13458 159 1143 323 2 0 0
OW 0 551 45 374 174 5 0 0
VODI 0 836 100 1461 713 26 1 5
ODI 0 568 100 1944 3476 336 25 12
CDI 0 117 26 639 4971 11488 4279 259
VCDI 0 0 1 10 88 3491 28408 33995

Date: 2022-05-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74152 13509 130 906 287 1 0 0
OW 0 658 47 439 170 4 0 0
VODI 0 977 115 1420 721 31 0 0
ODI 0 608 82 2003 4360 312 17 16
CDI 0 100 29 532 4419 11498 3451 184
VCDI 0 0 0 37 147 4440 33409 27837

Date: 2022-06-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75798 13073 139 1009 436 10 1 0
OW 0 608 53 521 228 28 2 0
VODI 0 917 103 1391 731 80 11 0
ODI 0 578 112 2024 3926 468 30 2
CDI 0 101 33 597 6292 10311 2425 45
VCDI 0 0 0 65 354 9212 34219 21115

Date: 2022-06-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76938 13208 163 1152 440 18 5 0
OW 0 689 45 458 183 28 8 0
VODI 0 1021 108 1373 707 71 14 1
ODI 0 633 120 2082 3479 428 36 1
CDI 0 142 32 626 5978 11510 3873 51
VCDI 0 0 0 24 240 7880 29800 23483

Date: 2022-06-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77897 13409 181 1334 372 8 0 0
OW 0 573 58 447 196 16 4 0
VODI 0 1133 105 1482 711 71 6 1
ODI 0 674 126 2184 4260 514 48 1
CDI 0 95 22 547 5056 12183 3327 102
VCDI 0 0 0 7 168 6484 34514 18732

Date: 2022-06-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78952 13571 148 1262 292 6 0 0
OW 0 678 62 482 185 7 0 0
VODI 0 1184 118 1738 809 48 11 0
ODI 0 658 117 2157 4893 820 44 0
CDI 0 84 18 689 4844 10353 4050 10
VCDI 0 0 0 32 184 3815 35846 18881

Date: 2022-06-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78287 15080 205 1574 250 7 0 0
OW 0 771 65 489 205 6 0 0
VODI 0 1319 132 1659 802 59 2 1
ODI 0 736 136 2323 5134 1175 47 0
CDI 0 120 16 622 5071 9217 4041 67
VCDI 0 0 0 1 50 7287 29672 20420


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