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: 2022-07-14

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2022-07-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 89167 21374 273 1904 813 31 0 0
OW 7 914 71 509 282 20 0 0
VODI 3 1750 184 2014 1045 62 0 0
ODI 0 447 90 2195 8625 1836 14 0
CDI 0 48 2 227 4688 34924 2037 0
VCDI 0 0 0 1 36 5185 6227 43

Date: 2022-07-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91967 19735 246 2037 693 13 0 0
OW 10 1048 65 536 224 12 0 0
VODI 6 1599 180 2064 979 55 0 0
ODI 0 427 92 2371 9433 2204 1 0
CDI 0 12 1 66 3718 30061 7197 24
VCDI 0 0 0 0 24 3850 5959 139

Date: 2022-07-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92030 20803 260 2000 670 17 0 0
OW 9 949 81 585 237 18 0 0
VODI 2 1473 176 2166 1003 46 0 0
ODI 0 439 86 2314 10154 2184 26 0
CDI 0 12 0 76 3706 29613 8513 0
VCDI 0 1 0 1 7 3085 4306 0

Date: 2022-07-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91887 22206 278 1876 597 2 0 0
OW 15 955 51 610 231 7 0 0
VODI 24 1583 188 2413 978 32 0 0
ODI 28 651 87 2289 9110 2715 42 0
CDI 19 135 0 136 3136 26779 10153 2871
VCDI 0 0 0 0 7 1300 3520 137

Date: 2022-07-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95029 20290 260 1707 590 4 0 0
OW 0 959 59 625 238 7 0 0
VODI 0 1729 166 2301 993 46 0 0
ODI 0 448 76 2287 8958 2570 55 0
CDI 0 10 0 66 3559 30961 9644 438
VCDI 0 2 0 12 39 1957 925 38

Date: 2022-07-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97220 19245 268 1991 463 11 0 0
OW 31 999 51 546 182 7 0 0
VODI 55 1824 162 2386 854 33 0 0
ODI 14 439 70 2084 11060 1656 5 0
CDI 0 9 0 65 3940 30635 6995 149
VCDI 0 0 0 0 0 314 3277 8

Date: 2022-07-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98550 19520 265 2129 357 10 0 0
OW 32 1018 55 598 153 11 0 0
VODI 31 1863 131 2138 1142 24 5 0
ODI 2 497 63 1574 10410 2645 19 0
CDI 0 18 3 66 5433 24545 6279 4
VCDI 0 0 0 1 5 364 5513 1575

Date: 2022-07-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 100721 18975 245 1903 398 13 0 0
OW 5 1111 55 524 198 4 0 0
VODI 2 1884 146 2094 1042 44 0 0
ODI 0 476 67 1599 9033 2867 37 0
CDI 0 22 2 72 4285 25346 5302 127
VCDI 0 0 1 0 1 1551 6397 499


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