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: 2020-04-09

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-04-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67688 12728 42 196 35 0 0 0
OW 115 1159 44 194 45 1 0 0
VODI 0 1143 91 666 255 87 1 0
ODI 0 606 81 1070 960 426 18 5
CDI 0 46 12 347 1806 3888 1932 59
VCDI 0 2 2 33 397 3944 30204 56720

Date: 2020-04-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69044 12032 30 124 14 0 0 0
OW 23 982 35 168 22 1 0 0
VODI 9 1436 74 449 248 53 0 0
ODI 0 655 106 926 767 262 17 2
CDI 0 44 24 472 1917 3705 1370 54
VCDI 0 1 3 24 262 4668 31573 55452

Date: 2020-04-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69698 11950 45 141 22 0 0 0
OW 27 838 28 122 37 0 0 0
VODI 27 1258 59 331 200 75 3 0
ODI 6 625 89 784 600 277 11 0
CDI 0 106 47 554 2037 3415 1730 62
VCDI 0 0 0 22 210 3343 29345 58924

Date: 2020-04-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69782 12360 45 136 16 0 0 0
OW 12 749 30 125 14 0 0 0
VODI 4 1210 74 327 128 39 0 0
ODI 0 576 73 836 665 91 12 0
CDI 0 103 45 441 1974 4046 1604 86
VCDI 0 11 2 80 479 3654 29092 58127

Date: 2020-04-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68664 13375 52 159 7 0 0 0
OW 1 763 40 130 41 6 0 0
VODI 0 1310 66 348 164 26 1 0
ODI 0 544 94 836 704 90 2 4
CDI 0 169 41 383 2077 4137 1351 50
VCDI 0 3 3 54 619 4275 28749 57710

Date: 2020-04-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68967 13007 49 175 9 0 0 0
OW 0 811 34 113 27 0 0 0
VODI 0 1261 83 433 170 21 0 0
ODI 0 441 76 725 823 164 10 1
CDI 0 124 30 440 2198 4432 1462 104
VCDI 0 0 0 0 142 3314 28869 58533

Date: 2020-04-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68727 13506 66 234 36 0 0 0
OW 0 778 33 158 57 0 0 0
VODI 0 1038 88 521 207 20 3 0
ODI 0 427 88 873 1078 224 6 0
CDI 0 133 34 542 2554 4149 1418 62
VCDI 0 0 0 8 212 3233 24237 62298

Date: 2020-04-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69963 12666 44 151 26 0 0 0
OW 39 710 26 136 57 0 0 0
VODI 16 1021 89 431 333 36 0 0
ODI 2 535 93 1180 1223 186 11 22
CDI 0 115 32 552 2583 3774 1061 50
VCDI 0 0 0 1 270 3362 25681 60571


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