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: 2021-06-24

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-06-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82117 16320 327 2127 670 38 0 0
OW 0 865 45 551 246 16 0 0
VODI 0 1559 115 1440 824 27 2 0
ODI 0 1086 95 2283 6579 1485 24 0
CDI 0 44 9 359 5477 20987 4470 19
VCDI 0 0 0 0 464 9601 10425 16352

Date: 2021-06-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81153 18159 361 2312 761 6 0 0
OW 9 886 65 575 301 10 0 0
VODI 12 1523 116 1678 813 28 8 0
ODI 0 1120 95 2503 7926 1316 28 0
CDI 0 28 5 311 6913 28208 3573 17
VCDI 0 0 0 0 25 3287 14587 8330

Date: 2021-06-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81841 18821 377 2325 763 17 0 0
OW 2 904 60 617 306 12 0 0
VODI 2 1594 116 1900 1051 41 0 0
ODI 0 980 103 2549 9415 1697 27 0
CDI 0 41 7 277 6664 27483 2475 44
VCDI 0 0 0 0 89 1991 13148 9309

Date: 2021-06-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81116 20527 401 2396 967 33 0 0
OW 2 909 68 618 335 17 0 0
VODI 2 1763 119 1750 1576 68 0 0
ODI 0 857 114 2411 7980 3459 11 1
CDI 0 60 13 272 6254 24510 4890 474
VCDI 0 0 0 0 116 3317 12906 6736

Date: 2021-06-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 85274 18562 360 2065 928 50 0 0
OW 0 1040 58 502 307 21 1 0
VODI 0 1886 126 1693 1506 68 1 0
ODI 0 836 118 2419 8859 2166 139 0
CDI 0 96 14 219 4608 18998 10312 1843
VCDI 0 0 0 0 38 2294 10605 9036

Date: 2021-06-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 83431 21608 364 1953 1044 96 2 0
OW 0 957 49 460 295 23 2 0
VODI 0 1782 139 2107 1342 62 7 0
ODI 0 803 106 2528 8877 1739 32 5
CDI 0 82 12 240 4889 19001 10293 1070
VCDI 0 0 0 0 0 2773 13584 5291

Date: 2021-06-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 87174 19231 305 1758 861 29 0 0
OW 31 1054 61 522 271 12 0 0
VODI 34 1870 184 2617 1302 41 0 0
ODI 16 701 96 2359 7940 1869 6 0
CDI 0 41 6 207 3843 23008 7359 1073
VCDI 0 31 0 8 57 3803 11612 5656

Date: 2021-07-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 87980 19713 329 2274 498 90 0 0
OW 34 1204 62 628 213 48 0 0
VODI 41 2172 187 3066 877 136 0 0
ODI 9 704 85 2913 5536 1274 29 8
CDI 0 22 1 132 3172 25617 9150 976
VCDI 0 0 0 0 3 3643 10107 4115


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