Description of algorithm
Interpretation of results
Full domain
American sector
European sector
  Ice concntr, edge pos
  Contingency tables
Asian sector

Validation of sea ice concentration - European sector

Reference date: 2020-02-20

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-02-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70378 12362 69 254 16 0 0 0
OW 62 1184 37 216 55 0 0 0
VODI 78 992 36 398 370 16 0 0
ODI 4 589 73 641 796 177 2 0
CDI 0 124 42 538 1876 2491 563 6
VCDI 0 4 5 25 193 1621 8054 4753

Date: 2020-02-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70977 12555 52 158 8 0 0 0
OW 36 627 30 143 25 2 0 0
VODI 50 760 45 354 252 35 0 0
ODI 3 547 78 783 694 181 33 3
CDI 0 150 35 509 1795 2517 1240 72
VCDI 0 32 4 44 93 818 7048 6312

Date: 2020-02-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70954 11794 43 112 15 0 0 0
OW 53 1293 30 107 22 0 0 0
VODI 45 1021 62 463 201 18 3 0
ODI 2 477 90 811 882 150 6 0
CDI 0 83 17 479 1688 2592 1056 36
VCDI 0 17 2 25 28 919 7092 6412

Date: 2020-02-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70069 11982 50 161 59 1 0 0
OW 88 1310 40 144 21 4 0 0
VODI 74 906 51 544 164 23 0 0
ODI 0 506 85 744 1137 287 8 1
CDI 0 137 31 425 1633 3230 1175 29
VCDI 0 1 0 0 39 1599 7632 4710

Date: 2020-02-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69256 13022 59 201 56 2 0 0
OW 76 884 38 128 31 3 0 0
VODI 55 858 57 514 173 19 0 0
ODI 0 454 88 784 1044 120 4 0
CDI 0 72 23 414 1791 3076 1844 32
VCDI 0 5 1 5 9 382 6111 7409

Date: 2020-02-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68444 12647 63 195 32 0 0 0
OW 334 1489 36 184 35 0 0 0
VODI 21 953 69 521 184 13 0 0
ODI 1 454 81 770 1036 194 0 0
CDI 0 82 25 355 1510 3597 1538 36
VCDI 0 3 0 1 8 646 7083 6460

Date: 2020-02-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68381 12775 57 218 48 0 0 0
OW 145 1201 46 173 62 0 0 0
VODI 23 1042 76 458 252 16 0 0
ODI 4 437 91 832 1097 212 1 0
CDI 0 93 15 343 1461 2971 1795 11
VCDI 0 0 0 0 21 761 7953 6029

Date: 2020-02-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68294 12522 65 193 16 0 0 0
OW 178 1385 38 204 45 0 0 0
VODI 63 936 62 485 258 20 1 0
ODI 0 389 66 667 1160 314 3 0
CDI 0 78 19 357 1194 2717 1856 23
VCDI 0 0 0 0 14 766 6932 7780


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