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: 2019-12-12

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-12-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81468 11088 64 212 89 17 0 0
OW 144 4258 101 1068 585 113 34 0
VODI 104 1876 106 930 1555 1083 307 0
ODI 0 412 49 654 1529 1858 618 3
CDI 0 20 11 190 1069 4251 3244 129
VCDI 0 9 4 12 76 3290 19516 44902

Date: 2019-12-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79087 11463 71 249 67 6 0 0
OW 471 3204 102 669 518 218 1 0
VODI 52 2019 129 1121 1427 1695 142 1
ODI 0 342 54 612 1696 2102 963 6
CDI 0 53 6 115 872 4999 3931 124
VCDI 0 0 0 0 53 3161 24314 40933

Date: 2019-12-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77895 11747 43 226 73 5 0 0
OW 694 2482 88 556 129 38 0 0
VODI 75 2104 161 1499 1229 988 2 0
ODI 6 531 76 932 1989 2989 250 3
CDI 0 52 5 178 1121 5450 3313 84
VCDI 0 0 0 1 91 4114 24776 41053

Date: 2019-12-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78899 10421 64 229 130 3 0 0
OW 628 2121 53 295 132 9 0 0
VODI 52 2132 135 1200 1149 671 34 0
ODI 2 546 70 781 1760 2608 853 0
CDI 0 74 10 257 1379 5496 4110 132
VCDI 0 0 0 6 185 3302 23045 44075

Date: 2019-12-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76846 11758 67 328 156 9 0 0
OW 320 1521 72 395 134 22 0 0
VODI 336 1810 161 1182 926 304 20 0
ODI 4 586 72 863 1955 2599 552 1
CDI 0 60 6 188 1397 4322 5418 91
VCDI 0 0 0 6 197 2643 21711 48010

Date: 2019-12-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77816 11232 78 326 140 17 0 0
OW 375 1249 60 388 180 26 0 0
VODI 107 1613 120 1056 741 143 1 0
ODI 1 589 67 823 1829 1751 284 4
CDI 0 85 24 250 1351 4138 5373 853
VCDI 0 0 0 2 86 1802 20315 51753

Date: 2019-12-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77774 11812 71 280 163 31 0 0
OW 33 1382 53 336 152 8 0 0
VODI 5 1257 85 775 898 112 0 0
ODI 1 540 77 718 1908 799 111 7
CDI 0 17 14 179 1742 4386 3926 1515
VCDI 0 1 0 1 93 2328 18603 54855

Date: 2019-12-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77075 11948 75 285 167 11 0 0
OW 48 1431 49 195 86 19 0 0
VODI 2 1158 97 801 688 125 2 1
ODI 0 399 62 784 1579 836 45 3
CDI 0 9 5 195 1368 4373 3726 1741
VCDI 0 0 0 0 27 2633 21869 53131


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