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: 2019-04-18

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-04-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70058 13369 114 256 90 1 0 0
OW 13 843 60 224 62 1 0 0
VODI 8 836 85 599 356 46 5 12
ODI 0 299 56 828 1115 366 151 31
CDI 0 43 27 380 1735 3920 3616 531
VCDI 0 0 0 38 333 2203 24276 60062

Date: 2019-04-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70775 13067 100 219 39 0 0 0
OW 6 706 44 212 70 1 0 0
VODI 4 801 84 535 348 35 9 14
ODI 0 353 78 890 1144 369 110 56
CDI 0 31 11 440 1951 4571 2631 620
VCDI 0 0 0 19 169 2087 19897 64552

Date: 2019-04-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70581 13306 90 327 89 1 0 0
OW 0 791 50 207 46 4 0 0
VODI 0 887 84 490 259 55 15 9
ODI 0 335 85 883 1108 371 63 93
CDI 0 29 9 340 2084 5115 2050 473
VCDI 0 0 0 4 97 2834 22978 60806

Date: 2019-04-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71041 13419 101 458 98 0 0 0
OW 0 526 36 161 70 2 0 0
VODI 0 861 67 446 263 40 6 11
ODI 0 304 81 851 1123 288 56 52
CDI 0 49 8 310 2244 5287 2459 428
VCDI 0 0 2 23 282 3351 23959 58285

Date: 2019-04-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71148 13430 118 416 73 3 0 0
OW 0 488 25 158 51 6 0 0
VODI 0 879 68 500 295 31 2 7
ODI 0 357 86 888 1216 241 25 24
CDI 0 11 10 216 2412 5107 2599 382
VCDI 0 0 0 12 144 3307 23635 58678

Date: 2019-04-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71353 12753 90 273 57 13 1 0
OW 0 960 48 226 38 5 2 0
VODI 0 975 91 581 239 21 12 7
ODI 0 373 77 1015 1126 117 8 24
CDI 0 7 8 234 2196 5449 1890 142
VCDI 0 4 0 8 187 4022 29060 53356

Date: 2019-04-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71537 12603 96 280 61 2 0 0
OW 19 827 45 218 79 3 0 0
VODI 0 829 93 627 367 51 3 11
ODI 0 251 60 770 1231 258 78 10
CDI 0 10 4 181 2103 5752 2980 130
VCDI 0 0 0 1 478 5877 31788 47335

Date: 2019-04-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71461 12862 117 373 87 0 0 0
OW 3 618 30 151 94 0 0 0
VODI 0 744 72 544 394 35 1 2
ODI 0 287 61 781 1231 263 46 5
CDI 0 23 6 139 2385 6370 3363 137
VCDI 0 0 0 1 154 3957 30639 49612


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