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: 2020-07-23

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-07-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 101548 23797 312 1833 521 28 0 0
OW 30 1154 54 534 215 17 0 0
VODI 22 2294 182 2227 1327 147 0 0
ODI 0 494 71 1505 5238 3175 5 0
CDI 0 34 10 88 1499 31920 1842 0
VCDI 0 11 0 4 11 3023 1876 0

Date: 2020-07-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 103717 23471 319 1967 582 44 0 0
OW 30 1122 49 432 234 21 0 0
VODI 33 2206 152 2090 1384 134 0 0
ODI 4 455 59 1162 4959 2605 0 0
CDI 0 38 4 70 1911 29218 3508 59
VCDI 0 0 0 1 14 3251 1668 75

Date: 2020-07-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 104251 24537 315 1896 554 16 0 0
OW 8 1143 44 472 246 7 0 0
VODI 12 2014 152 1919 1234 80 0 0
ODI 1 550 39 1277 5765 2105 0 0
CDI 0 5 1 33 2493 25490 5508 0
VCDI 0 0 0 0 1 1417 3431 32

Date: 2020-07-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 104979 25208 307 1771 639 10 0 0
OW 94 956 48 466 223 5 0 0
VODI 132 1719 120 1697 938 24 0 0
ODI 16 428 42 1270 6811 1484 18 0
CDI 0 9 0 32 3766 22966 6751 0
VCDI 0 0 0 0 2 1043 3010 64

Date: 2020-07-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 107055 23873 296 1965 924 4 0 0
OW 59 862 48 437 278 2 0 0
VODI 94 1376 103 1443 931 34 0 0
ODI 1 405 40 1009 7920 2095 19 0
CDI 0 59 2 93 4115 22866 6292 0
VCDI 0 0 0 0 3 1376 969 0

Date: 2020-07-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 109032 22875 347 2065 554 0 0 0
OW 118 772 43 403 241 0 0 0
VODI 110 1336 87 1234 993 21 0 0
ODI 0 368 29 891 11027 1692 0 0
CDI 0 21 0 40 3306 27151 2141 0
VCDI 0 0 0 0 3 88 60 0

Date: 2020-07-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 112521 20553 284 1734 614 0 0 0
OW 192 634 41 363 250 7 0 0
VODI 172 1325 77 893 1001 57 0 0
ODI 9 353 42 984 13880 1521 0 0
CDI 0 5 3 26 3006 24442 2038 0
VCDI 0 0 0 0 6 15 0 0

Date: 2020-07-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 112238 21581 260 1758 586 7 0 0
OW 94 665 36 304 251 1 0 0
VODI 105 1183 64 856 1041 22 0 0
ODI 3 302 37 1188 13923 1908 0 0
CDI 0 3 0 33 2442 24222 1842 0
VCDI 0 0 0 0 6 29 58 0


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