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: 2022-11-08

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

Model vs. observations, sea ice class contingency tables

Date: 2022-11-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 47639 24613 0 1082 513 316 7 0
OW 0 127 0 174 119 30 1 0
VODI 0 128 0 198 302 62 1 0
ODI 0 79 0 160 375 254 9 0
CDI 0 59 0 193 791 1690 505 90
VCDI 0 36 0 221 1823 10688 27175 33935

Date: 2022-11-10:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 46668 24562 0 1599 723 254 53 2
OW 0 121 0 121 134 32 7 0
VODI 0 122 0 180 205 46 18 0
ODI 0 64 0 123 279 136 26 0
CDI 0 41 0 189 602 951 518 164
VCDI 0 31 0 337 2435 10580 27152 34920

Date: 2022-11-12:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 46500 23350 0 1704 1203 348 51 2
OW 2 134 0 104 156 42 7 0
VODI 4 140 0 124 241 78 11 0
ODI 4 95 0 107 237 161 39 0
CDI 1 50 0 138 384 1121 629 230
VCDI 2 65 0 199 1696 8147 25906 39983

Date: 2022-11-14:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 44625 23988 0 1883 1515 479 50 2
OW 0 126 0 123 174 76 13 0
VODI 1 124 0 140 273 124 15 0
ODI 0 86 0 121 272 204 30 1
CDI 0 76 0 140 452 849 611 145
VCDI 0 61 0 182 1359 6655 25682 42738


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