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: 2021-06-03

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-05-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75590 13030 207 1008 266 1 0 0
OW 0 683 50 409 188 7 0 0
VODI 0 1297 120 1484 727 42 22 4
ODI 0 629 93 2286 4062 895 52 5
CDI 0 151 38 569 4581 11262 3842 14
VCDI 0 7 3 57 401 8016 29772 25178

Date: 2021-05-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75916 13286 205 996 248 2 0 0
OW 0 655 56 440 192 5 0 0
VODI 0 1342 115 1858 707 20 18 0
ODI 0 654 88 2403 4036 736 58 2
CDI 0 223 35 559 4725 13682 2850 17
VCDI 0 15 2 72 260 8325 28610 23635

Date: 2021-06-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75249 14236 223 1180 344 8 0 0
OW 0 751 47 502 237 15 0 0
VODI 0 1594 135 2210 842 42 13 0
ODI 0 724 88 2018 4528 915 32 0
CDI 0 208 19 403 4376 16089 4735 146
VCDI 0 18 5 56 99 3290 23893 27778

Date: 2021-06-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76902 13327 233 1374 482 29 0 0
OW 0 881 59 587 273 14 0 0
VODI 0 1493 150 2307 912 46 13 0
ODI 0 822 75 1799 4744 948 37 4
CDI 0 91 13 408 4787 14376 5425 20
VCDI 0 27 7 55 154 3056 29442 21676

Date: 2021-06-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76750 14485 276 1709 550 5 0 0
OW 0 724 57 604 326 8 0 0
VODI 0 1479 156 2254 935 40 7 0
ODI 0 762 89 1599 4966 831 41 13
CDI 0 103 13 482 5559 12507 6992 113
VCDI 0 15 2 17 101 3893 28814 19771

Date: 2021-06-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77396 14612 288 1893 616 9 0 0
OW 0 697 59 685 330 17 2 0
VODI 0 1505 154 2072 976 52 2 0
ODI 0 700 70 1429 5636 927 18 1
CDI 0 166 15 437 5588 15715 4677 41
VCDI 0 0 0 3 91 4050 31721 14398

Date: 2021-06-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78084 15021 305 2089 621 40 0 0
OW 0 835 68 671 318 42 0 0
VODI 0 1876 143 1681 887 125 3 0
ODI 0 674 72 1424 5712 1913 12 0
CDI 0 214 24 538 4648 14305 6153 55
VCDI 0 2 0 0 108 3007 22473 22905

Date: 2021-06-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79921 14629 361 1984 653 32 0 0
OW 0 1021 73 542 289 48 2 0
VODI 0 1840 149 1425 759 110 11 2
ODI 0 824 88 1527 4991 2362 39 6
CDI 0 219 11 405 4231 14210 6747 108
VCDI 0 3 0 5 106 3399 19205 24711


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