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: 2020-07-16

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-07-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94714 22625 368 2352 748 23 0 0
OW 83 1165 66 641 293 9 0 0
VODI 132 2204 187 2892 1735 277 0 0
ODI 18 357 53 1851 7730 2997 2 0
CDI 0 22 2 130 1280 37359 3191 0
VCDI 0 0 0 0 20 1354 168 0

Date: 2020-07-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95104 24932 281 1972 597 24 0 0
OW 67 1219 63 619 265 5 0 0
VODI 106 2067 184 2804 1712 230 0 0
ODI 6 302 57 1597 7604 2330 3 0
CDI 0 47 5 108 1957 34805 2864 0
VCDI 0 0 0 1 15 1884 1212 0

Date: 2020-07-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 101214 21560 251 1483 506 1 0 0
OW 87 1311 61 544 223 3 0 0
VODI 78 2117 178 2571 1644 165 1 0
ODI 0 401 55 1807 6563 2747 1 0
CDI 0 35 6 89 1205 32975 3140 0
VCDI 0 0 0 0 8 1266 2698 54

Date: 2020-07-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 101990 22704 302 1606 535 22 0 0
OW 39 1144 60 562 207 12 0 0
VODI 30 2215 175 2323 1481 131 0 0
ODI 0 468 71 1586 5439 3287 30 0
CDI 0 54 5 138 1247 32803 1550 0
VCDI 0 7 0 0 8 2438 2378 1

Date: 2020-07-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 102714 23572 339 1845 524 47 0 0
OW 25 1214 62 490 235 20 0 0
VODI 30 2251 152 2105 1334 132 0 0
ODI 0 507 67 1319 5126 2709 1 0
CDI 0 34 9 95 1818 32175 1500 0
VCDI 0 1 0 7 11 2967 1611 0

Date: 2020-07-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 102996 25001 317 1918 565 26 0 0
OW 41 1177 41 492 236 10 0 0
VODI 12 2080 155 1934 1440 95 0 0
ODI 0 503 55 984 5575 2296 0 0
CDI 0 36 2 49 2062 28297 3261 0
VCDI 0 0 0 0 10 3025 1882 475

Date: 2020-07-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 105984 23697 294 1656 604 20 0 0
OW 38 1053 44 478 229 10 0 0
VODI 28 1950 130 1708 1150 63 0 0
ODI 0 448 47 1167 6129 2060 4 0
CDI 0 0 0 4 2408 25663 5489 0
VCDI 0 0 0 0 4 758 3395 336

Date: 2020-07-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 106917 23769 311 1957 661 10 0 0
OW 25 1000 50 402 227 6 0 0
VODI 12 1564 105 1555 952 28 0 0
ODI 0 395 47 1019 7927 1474 7 0
CDI 0 36 1 46 3977 22091 7073 0
VCDI 0 0 0 0 4 1458 1942 0


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