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

Validation of sea ice concentration - American sector

Reference date: 2019-06-20

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-06-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 225 4537 114 944 392 50 0 0
OW 0 332 31 250 153 10 0 0
VODI 0 561 52 748 533 38 0 0
ODI 0 374 62 1077 1833 512 6 0
CDI 0 14 8 232 2285 6614 2570 78
VCDI 0 0 0 0 18 943 7747 12523

Date: 2019-06-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 196 4804 133 1074 387 26 0 0
OW 0 335 32 289 136 10 0 0
VODI 0 571 64 983 425 33 0 0
ODI 0 336 61 1217 2236 364 1 0
CDI 0 19 9 286 2567 7287 1652 20
VCDI 0 0 0 0 60 1908 8793 9552

Date: 2019-06-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 254 5283 143 1145 472 35 0 0
OW 0 385 35 316 184 6 0 0
VODI 0 588 66 1036 513 27 0 0
ODI 0 331 45 1025 2348 379 1 0
CDI 0 5 9 171 2463 6579 1234 36
VCDI 0 0 0 0 19 1424 8033 11276

Date: 2019-06-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 272 5663 150 1207 517 21 0 0
OW 0 460 24 322 151 3 0 0
VODI 0 627 78 932 548 18 0 0
ODI 0 347 59 978 2314 598 6 0
CDI 0 5 6 164 2240 6192 2285 103
VCDI 0 0 0 0 0 1291 9420 8865

Date: 2019-06-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 322 6227 139 1225 510 9 0 0
OW 0 498 33 260 137 3 0 0
VODI 0 730 78 751 462 32 2 0
ODI 0 371 68 1085 2409 361 10 0
CDI 0 6 3 105 2688 5899 2513 114
VCDI 0 0 0 0 247 752 8640 9177

Date: 2019-06-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 365 6519 180 1206 467 6 0 0
OW 0 472 46 269 156 3 0 0
VODI 0 757 78 775 522 86 0 0
ODI 0 359 69 1003 3000 308 3 0
CDI 0 8 0 97 2485 7823 1261 0
VCDI 0 0 0 0 8 1080 9152 7303

Date: 2019-06-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 601 7022 165 1069 282 1 0 0
OW 0 522 31 252 129 3 0 0
VODI 0 875 83 850 507 99 0 0
ODI 0 365 61 1067 3812 277 0 0
CDI 0 14 4 95 3124 7401 1491 0
VCDI 0 0 0 0 0 3153 8585 3926

Date: 2019-06-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 783 7612 166 1152 331 0 0 0
OW 0 369 28 286 137 3 0 0
VODI 0 692 74 874 573 60 0 0
ODI 0 300 43 998 4637 791 0 0
CDI 0 5 1 67 2353 8411 2620 0
VCDI 0 0 0 0 9 1855 8570 2066


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