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: 2018-04-19

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-04-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68468 14656 81 258 67 4 5 0
OW 7 669 39 181 57 9 6 0
VODI 0 737 78 400 194 26 10 0
ODI 0 485 81 977 1231 286 36 2
CDI 0 99 15 323 1645 4111 2370 77
VCDI 0 0 0 0 71 1895 25218 62174

Date: 2018-04-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69019 14242 88 250 82 1 0 0
OW 10 734 39 165 49 5 0 0
VODI 0 832 67 410 227 15 5 0
ODI 0 484 78 943 1227 139 25 5
CDI 0 75 14 268 1593 4169 1735 233
VCDI 0 8 4 28 206 2295 23715 63564

Date: 2018-04-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69932 13750 65 184 24 0 0 0
OW 5 638 17 121 74 2 0 0
VODI 0 899 81 440 199 12 3 1
ODI 0 531 94 903 1074 93 8 0
CDI 0 106 23 383 2181 4603 1649 87
VCDI 0 0 0 5 141 2587 28228 57905

Date: 2018-04-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70286 13689 64 231 36 0 0 0
OW 0 607 27 133 72 4 0 0
VODI 0 837 69 382 296 33 5 0
ODI 0 458 73 748 980 172 40 2
CDI 0 138 39 542 2398 4435 1637 189
VCDI 0 0 0 11 348 3257 29950 54860

Date: 2018-04-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70391 13921 66 273 75 5 0 0
OW 0 507 22 157 74 3 1 0
VODI 0 733 71 416 342 21 10 0
ODI 0 398 59 608 835 80 24 5
CDI 0 217 30 559 2376 3893 2529 203
VCDI 0 5 3 22 376 2397 26928 58413

Date: 2018-04-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70531 13665 57 261 111 6 0 0
OW 0 482 29 141 73 3 0 0
VODI 0 746 57 357 313 21 2 0
ODI 0 363 76 653 870 99 20 1
CDI 0 188 32 590 2782 4545 2606 85
VCDI 0 0 0 7 172 2774 28398 55932

Date: 2018-04-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70511 13484 67 344 141 2 0 0
OW 1 473 28 171 91 6 0 0
VODI 0 753 38 415 304 24 1 1
ODI 0 375 84 732 983 111 28 3
CDI 0 174 27 515 2290 4928 2648 88
VCDI 0 0 0 15 155 2404 28121 56512

Date: 2018-04-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70085 13814 90 394 112 1 0 0
OW 3 549 31 163 93 3 0 0
VODI 8 722 65 404 345 10 2 1
ODI 2 374 53 903 875 137 14 0
CDI 0 168 26 486 2438 4787 2610 45
VCDI 0 0 1 23 150 1871 28059 57131


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