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: 2022-02-22

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

Model vs. observations, sea ice class contingency tables

Date: 2022-02-22:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25389 14407 0 728 316 83 37 0
OW 0 184 0 154 97 16 13 0
VODI 0 190 0 212 186 28 15 0
ODI 0 105 0 229 311 148 28 4
CDI 0 48 0 197 612 865 875 161
VCDI 0 23 0 393 2661 9041 32438 63201

Date: 2022-02-24:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25586 14043 0 928 539 149 38 0
OW 0 158 0 97 67 23 13 0
VODI 0 223 0 130 147 38 11 0
ODI 0 162 0 133 197 108 48 4
CDI 0 159 0 139 333 728 707 145
VCDI 0 222 0 470 1838 7647 30362 67803

Date: 2022-02-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25415 14287 0 674 707 151 19 0
OW 0 196 0 90 72 20 3 0
VODI 0 256 0 153 174 75 11 0
ODI 0 180 0 153 294 249 112 6
CDI 0 146 0 189 501 838 852 201
VCDI 0 253 0 650 3228 8696 32531 62013

Date: 2022-02-28:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25329 13916 0 892 913 324 25 0
OW 0 157 0 90 73 72 7 0
VODI 0 208 0 134 133 145 14 0
ODI 0 162 0 174 238 284 116 8
CDI 0 160 0 187 489 1018 892 321
VCDI 0 356 0 495 2208 8168 29891 65796


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