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: 2021-06-24

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 81717 10704 97 583 95 8 0 0
OW 0 307 17 173 36 5 0 0
VODI 0 324 21 419 209 2 0 0
ODI 0 264 26 633 1822 386 8 0
CDI 0 1 0 110 1561 2851 95 0
VCDI 0 0 0 0 12 588 2444 3582

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 80624 11871 102 563 94 0 0 0
OW 0 277 21 178 36 0 0 0
VODI 0 387 33 565 150 6 4 0
ODI 0 276 22 647 2109 355 9 0
CDI 0 1 3 171 1303 2643 147 0
VCDI 0 0 0 0 8 580 3683 2232

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 81167 11574 103 544 102 0 0 0
OW 0 262 19 185 48 0 0 0
VODI 0 397 25 543 260 7 0 0
ODI 0 220 26 864 2188 331 2 0
CDI 0 11 3 165 1136 2732 457 1
VCDI 0 0 0 0 52 273 3701 1702

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 80309 12632 100 638 210 0 0 0
OW 0 243 13 164 46 0 0 0
VODI 0 382 25 606 428 13 0 0
ODI 0 210 35 913 1860 306 3 0
CDI 0 28 7 161 1158 2409 872 4
VCDI 0 0 0 0 1 896 3737 691

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 84112 9608 65 408 94 0 0 0
OW 0 252 10 135 46 0 0 0
VODI 0 398 34 584 413 15 0 0
ODI 0 260 46 881 2100 179 0 0
CDI 0 40 7 99 891 2416 786 5
VCDI 0 0 0 0 0 355 2775 2086

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 82043 11949 76 480 169 0 0 0
OW 0 241 12 123 62 1 0 0
VODI 0 418 38 728 433 14 0 0
ODI 0 278 35 806 1844 182 0 0
CDI 0 31 9 95 609 2236 774 23
VCDI 0 0 0 0 0 720 3276 1395

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 85470 9057 49 381 13 0 0 0
OW 15 299 12 158 32 0 0 0
VODI 6 557 75 892 404 3 0 0
ODI 0 221 22 590 1896 58 0 0
CDI 0 0 0 83 979 3080 355 3
VCDI 0 0 0 0 0 1475 2484 431

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 85471 9042 56 499 8 0 0 0
OW 2 324 10 137 21 0 0 0
VODI 1 801 66 1101 279 5 0 0
ODI 0 156 20 717 1668 36 0 0
CDI 0 7 0 9 825 3859 775 0
VCDI 0 0 0 0 0 617 2095 493


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