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: 2019-10-24

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-10-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 117659 20629 202 955 209 2 0 0
OW 20 2138 104 644 486 24 0 0
VODI 0 381 60 564 1107 422 0 0
ODI 0 17 7 164 493 811 52 0
CDI 0 5 5 127 709 3387 4861 304
VCDI 0 0 0 0 9 1446 16886 12159

Date: 2019-10-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 115939 18829 172 803 279 1 0 0
OW 719 3661 126 649 307 28 0 0
VODI 10 552 98 1001 1393 272 2 0
ODI 0 28 15 191 797 788 50 0
CDI 0 0 0 108 706 4752 3822 34
VCDI 0 0 0 0 11 2241 17485 11179

Date: 2019-10-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 113048 19233 182 703 81 12 0 0
OW 49 4703 184 1280 518 74 0 0
VODI 17 688 92 1288 1588 295 1 0
ODI 0 57 13 191 993 901 35 0
CDI 0 7 0 15 676 4830 2942 15
VCDI 0 0 0 0 15 2294 15113 14915

Date: 2019-10-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 109524 20157 203 898 116 0 0 0
OW 680 3878 107 995 563 75 0 0
VODI 24 1193 130 1688 2040 512 2 0
ODI 0 58 9 233 1218 955 45 0
CDI 0 7 1 25 593 4582 2858 173
VCDI 0 0 0 0 5 1703 16520 15278

Date: 2019-10-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 108419 18285 185 1000 290 1 0 0
OW 222 3455 185 1218 748 15 0 0
VODI 0 1090 114 1919 2681 870 5 0
ODI 0 43 9 275 1503 1653 126 0
CDI 0 0 0 2 455 3446 3932 52
VCDI 0 0 0 0 0 941 16414 17495

Date: 2019-10-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 103983 20306 223 1377 415 2 0 0
OW 88 3111 155 1148 605 79 0 0
VODI 0 910 118 1490 2694 943 155 0
ODI 0 43 15 294 2123 2598 213 0
CDI 0 0 1 7 570 4321 3328 90
VCDI 0 0 0 0 0 1312 16104 18227

Date: 2019-10-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 104124 17320 193 1159 1005 143 0 0
OW 32 2954 142 1278 1157 223 0 0
VODI 0 845 87 1007 2415 1216 19 0
ODI 0 91 23 360 1527 3033 430 0
CDI 0 0 0 50 844 6335 2285 5
VCDI 0 0 0 0 12 2192 18394 16148

Date: 2019-11-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 101670 17862 163 823 555 168 2 0
OW 53 2109 89 651 932 766 18 0
VODI 0 1112 125 1056 2009 2082 267 0
ODI 0 116 19 417 1360 2780 1301 0
CDI 0 3 3 68 815 4690 5356 119
VCDI 0 0 0 0 11 2501 18574 16403


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