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

Validation of sea ice concentration - European sector

Reference date: 2021-01-07

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-01-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77513 10612 55 212 37 7 0 0
OW 25 957 44 286 70 9 0 0
VODI 17 1304 91 612 342 37 0 0
ODI 4 676 68 737 806 267 4 3
CDI 0 20 13 172 1021 2583 1147 11
VCDI 0 0 0 0 61 657 7230 1390

Date: 2021-01-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76984 10808 69 229 40 6 0 0
OW 14 1228 44 339 68 12 0 0
VODI 4 1183 77 591 329 19 0 0
ODI 0 559 87 810 970 150 4 0
CDI 0 25 2 140 1233 2864 1394 39
VCDI 0 0 0 1 20 328 4632 3798

Date: 2021-01-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76104 10839 56 202 44 3 0 0
OW 2 1316 73 458 151 11 0 0
VODI 0 1251 78 587 425 39 0 0
ODI 0 582 75 875 1110 277 0 0
CDI 0 20 7 129 939 2929 1487 0
VCDI 0 0 0 1 111 704 6999 1216

Date: 2021-01-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74065 11777 72 312 55 3 0 0
OW 1 1393 61 609 227 5 0 0
VODI 0 1217 67 517 652 230 0 0
ODI 0 589 85 817 1114 376 0 0
CDI 0 16 9 110 839 2803 1276 0
VCDI 0 0 0 0 88 641 4981 4093

Date: 2021-01-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76015 10934 44 140 12 0 0 0
OW 1 1156 39 320 51 0 0 0
VODI 0 1162 53 748 468 54 0 0
ODI 0 766 88 702 1152 177 0 0
CDI 0 72 24 258 1176 2894 320 0
VCDI 0 2 0 3 14 1480 6739 2036

Date: 2021-01-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75694 10879 47 149 7 0 0 0
OW 0 1232 50 296 41 1 0 0
VODI 0 1144 67 768 454 27 0 0
ODI 0 679 77 675 884 368 24 4
CDI 0 71 24 305 1258 2955 791 2
VCDI 0 0 0 0 12 491 6575 3049

Date: 2021-01-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74179 11491 65 290 18 0 0 0
OW 0 1053 39 483 163 0 0 0
VODI 0 1284 74 597 877 56 1 0
ODI 0 514 82 796 973 273 8 0
CDI 0 33 14 167 1115 3214 1386 39
VCDI 0 0 0 0 2 168 4939 4707

Date: 2021-01-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73940 11887 83 231 35 0 0 0
OW 1 874 46 317 121 0 0 0
VODI 0 1143 75 583 1190 71 1 0
ODI 0 418 84 781 1069 381 24 1
CDI 0 0 1 175 1013 2929 1634 21
VCDI 0 0 0 0 20 284 5018 4649


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