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: 2021-09-02

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-08-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95495 5383 46 165 51 1 0 0
OW 0 147 8 50 15 3 0 0
VODI 0 442 34 544 105 6 0 0
ODI 0 37 11 278 954 64 0 0
CDI 0 2 0 4 525 3339 1087 0
VCDI 0 0 0 0 0 58 246 0

Date: 2021-08-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96495 4418 32 109 66 0 0 0
OW 0 167 7 47 11 0 0 0
VODI 0 604 28 356 152 9 0 0
ODI 0 61 6 254 769 109 0 0
CDI 0 0 0 1 232 4496 268 0
VCDI 0 0 0 0 0 41 362 0

Date: 2021-08-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96595 4379 32 139 43 0 0 0
OW 1 195 7 33 13 0 0 0
VODI 0 593 26 251 213 4 0 0
ODI 0 51 8 274 657 120 0 0
CDI 0 0 0 0 329 4653 102 0
VCDI 0 0 0 0 12 166 204 0

Date: 2021-09-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98122 2865 21 93 39 1 0 0
OW 18 213 7 32 11 4 0 0
VODI 44 537 27 268 173 3 0 0
ODI 8 53 4 231 634 116 0 0
CDI 0 0 0 1 300 4568 235 0
VCDI 0 0 0 0 33 93 346 0

Date: 2021-09-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97663 3295 32 165 66 1 0 0
OW 25 169 5 57 18 5 0 0
VODI 49 411 28 363 185 3 0 0
ODI 7 34 2 216 623 123 0 0
CDI 0 0 0 0 439 4723 30 0
VCDI 0 0 0 0 0 127 236 0

Date: 2021-09-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98435 2846 23 118 55 1 0 0
OW 34 180 13 36 20 3 0 0
VODI 86 391 19 359 156 7 0 0
ODI 0 21 4 186 645 59 0 0
CDI 0 0 0 0 453 4664 109 0
VCDI 0 0 0 0 0 57 120 0

Date: 2021-09-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 99134 2412 23 95 21 0 0 0
OW 28 215 9 37 32 1 0 0
VODI 75 339 17 379 141 6 0 0
ODI 0 23 6 226 632 80 0 0
CDI 0 0 0 2 357 4533 220 0
VCDI 0 0 0 0 0 31 26 0

Date: 2021-09-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97972 3586 18 101 20 0 0 0
OW 26 205 4 29 23 0 0 0
VODI 59 348 12 213 225 1 0 0
ODI 0 47 10 166 609 101 0 0
CDI 0 0 0 2 242 3855 1080 0
VCDI 0 0 0 0 0 20 126 0


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