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: 2022-03-17

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2022-03-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67161 12559 42 150 46 0 0 0
OW 17 812 34 182 75 0 0 0
VODI 4 1193 70 433 352 38 0 0
ODI 0 808 102 1020 1404 196 0 0
CDI 0 286 40 570 1764 4414 1257 32
VCDI 0 2 0 20 140 569 6462 6846

Date: 2022-03-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67863 12284 56 144 59 0 0 0
OW 22 831 41 234 59 5 0 0
VODI 12 1074 55 549 238 42 6 2
ODI 5 722 95 992 1251 365 12 2
CDI 0 288 52 520 1782 4384 1847 10
VCDI 0 0 0 9 79 1048 5893 6168

Date: 2022-03-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68307 12434 64 239 66 7 0 0
OW 42 697 29 168 66 4 0 0
VODI 29 1074 85 588 342 21 0 4
ODI 5 780 108 951 1512 180 6 5
CDI 0 188 28 411 1992 5738 956 3
VCDI 0 14 4 34 92 1814 7883 2130

Date: 2022-03-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68258 12376 76 272 85 11 0 0
OW 44 854 37 210 108 8 0 0
VODI 30 901 61 598 578 91 7 0
ODI 4 700 91 848 1565 451 30 0
CDI 2 88 16 313 2108 5364 1373 34
VCDI 0 30 7 74 208 1150 4457 5582

Date: 2022-03-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67680 12275 87 306 70 5 0 0
OW 28 1189 57 337 102 16 0 0
VODI 30 795 62 711 692 113 2 0
ODI 2 569 59 860 1707 482 18 0
CDI 0 84 14 174 1425 5925 2407 50
VCDI 0 38 6 58 144 612 4196 5713

Date: 2022-03-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67921 12111 67 236 42 2 0 0
OW 42 1238 63 291 107 10 0 0
VODI 28 893 68 713 516 64 0 0
ODI 9 517 80 981 1790 508 10 0
CDI 0 98 12 217 1513 5704 1966 34
VCDI 0 10 4 40 82 796 4474 5843

Date: 2022-03-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68200 11135 48 263 63 0 0 0
OW 142 2051 46 262 85 0 0 0
VODI 21 1216 106 698 445 12 0 0
ODI 15 663 84 890 1468 315 0 0
CDI 0 70 13 172 1387 4754 1700 22
VCDI 0 36 6 46 55 1169 4574 6868

Date: 2022-03-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68075 10850 54 252 81 0 0 0
OW 103 2025 50 212 68 0 0 0
VODI 43 1151 95 921 480 40 0 0
ODI 4 500 76 839 1463 282 2 0
CDI 1 54 4 160 1333 5330 1179 3
VCDI 0 1 0 32 114 1088 6134 6001


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