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

Validation of sea ice concentration - American sector

Reference date: 2018-08-09

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-08-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 10460 5395 86 716 236 64 0 0
OW 53 311 18 151 71 12 0 0
VODI 32 3129 126 1521 365 27 0 0
ODI 0 296 34 871 4115 516 5 0
CDI 0 2 0 6 1599 4830 1799 24
VCDI 0 0 0 0 0 1366 6522 1108

Date: 2018-08-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 11787 4508 87 557 240 10 0 0
OW 61 537 23 113 87 0 0 0
VODI 17 2931 116 1559 506 13 1 0
ODI 2 257 41 809 3982 401 10 0
CDI 0 4 0 17 1326 4314 2654 64
VCDI 0 0 0 0 12 974 6371 1475

Date: 2018-08-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12110 4486 87 583 167 18 0 0
OW 22 727 14 95 67 7 0 0
VODI 18 3046 126 1632 394 35 0 0
ODI 0 135 22 911 3651 487 19 0
CDI 0 0 0 8 947 5792 1692 43
VCDI 0 0 0 0 0 456 5680 2389

Date: 2018-08-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12045 4824 94 474 166 0 0 0
OW 18 1026 7 76 56 0 0 0
VODI 12 3087 132 1427 380 19 0 0
ODI 0 137 20 1010 3411 277 13 0
CDI 0 0 0 23 1409 5969 1616 0
VCDI 0 0 0 0 0 1226 5407 1505

Date: 2018-08-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12283 4997 73 446 100 5 0 0
OW 41 1352 12 90 49 3 0 0
VODI 1 2624 135 1321 491 31 0 0
ODI 0 109 27 871 3257 421 56 0
CDI 0 0 0 19 1396 5925 1807 5
VCDI 0 0 0 0 1 1721 5810 387

Date: 2018-08-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12196 5636 66 349 78 27 3 0
OW 25 1568 8 85 38 9 4 0
VODI 0 2301 138 1161 440 51 11 0
ODI 0 106 23 863 3148 612 32 0
CDI 0 2 0 21 926 5848 1846 0
VCDI 0 0 0 0 0 338 4655 3252

Date: 2018-08-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12608 5977 58 306 114 0 0 0
OW 38 1409 15 76 58 0 0 0
VODI 13 2046 105 824 506 45 0 0
ODI 0 171 35 924 3440 496 0 0
CDI 0 4 0 14 1534 6079 761 0
VCDI 0 0 0 0 61 2404 5191 554

Date: 2018-08-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12561 6706 51 289 86 1 0 0
OW 52 1270 9 79 59 1 0 0
VODI 53 1906 101 1109 345 54 0 0
ODI 0 193 46 1251 3414 293 0 0
CDI 0 3 0 26 1753 5238 573 0
VCDI 0 0 0 0 27 2664 5211 442


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