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

Validation of sea ice concentration - Full domain

Bulletin date: 2021-11-02

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

Model vs. observations, sea ice class contingency tables

Date: 2021-11-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 13073 13465 0 478 106 33 2 1
OW 1 222 0 136 68 19 0 0
VODI 0 228 0 271 130 34 2 0
ODI 0 134 0 439 386 82 20 3
CDI 0 41 0 340 847 851 519 245
VCDI 0 17 0 347 2070 10422 27163 28654

Date: 2021-11-04:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 12738 13513 0 635 154 34 2 1
OW 2 245 0 124 72 11 0 0
VODI 6 278 0 200 130 27 1 0
ODI 2 185 0 180 217 94 15 4
CDI 0 155 0 529 551 654 354 226
VCDI 0 391 0 599 3291 12218 25911 27100

Date: 2021-11-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 11663 13565 0 830 346 79 3 0
OW 0 221 0 105 112 24 0 0
VODI 0 292 0 201 164 69 0 0
ODI 0 145 0 150 226 133 12 0
CDI 0 129 0 241 372 627 336 215
VCDI 0 418 0 1098 3318 13712 23923 28120

Date: 2021-11-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 11215 12577 0 1213 782 164 2 0
OW 0 147 0 105 146 59 2 0
VODI 0 189 0 155 219 96 6 0
ODI 0 111 0 130 200 164 47 0
CDI 0 80 0 105 305 594 693 274
VCDI 0 255 0 715 2800 9354 26251 31694


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