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

Validation of sea ice concentration - European sector

Bulletin date: 2022-04-05

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

Model vs. observations, sea ice class contingency tables

Date: 2022-04-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25559 15247 0 631 257 82 83 0
OW 0 143 0 204 110 9 13 0
VODI 0 105 0 222 282 34 23 6
ODI 0 61 0 195 471 197 144 19
CDI 0 35 0 236 750 685 810 69
VCDI 0 23 0 234 1556 3643 9684 5861

Date: 2022-04-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25141 15330 0 891 559 141 98 0
OW 0 108 0 95 90 26 8 0
VODI 0 102 0 163 232 89 33 0
ODI 0 85 0 175 440 325 166 8
CDI 0 61 0 186 754 760 845 58
VCDI 0 37 0 227 1508 3139 9959 5844

Date: 2022-04-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25563 14645 0 826 676 153 123 0
OW 0 168 0 93 133 37 9 0
VODI 0 184 0 151 251 122 22 1
ODI 0 136 0 174 387 358 175 15
CDI 0 89 0 254 639 637 786 99
VCDI 0 50 0 227 1478 2623 9036 7363

Date: 2022-04-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25987 14485 0 829 808 150 96 0
OW 2 152 0 78 150 34 10 0
VODI 5 204 0 153 269 72 26 0
ODI 2 205 0 195 440 256 214 15
CDI 3 201 0 255 648 603 840 56
VCDI 1 149 0 315 1386 2747 8320 7322


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