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: 2021-04-06

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

Model vs. observations, sea ice class contingency tables

Date: 2021-04-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6577 7473 0 186 37 6 0 0
OW 0 136 0 93 67 13 0 0
VODI 0 186 0 108 138 73 1 0
ODI 0 142 0 96 163 165 14 0
CDI 0 126 0 108 308 256 201 10
VCDI 0 251 0 483 1442 2453 4235 4855

Date: 2021-04-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6893 7291 0 212 148 6 0 0
OW 0 164 0 73 109 24 0 0
VODI 0 255 0 117 136 100 3 0
ODI 0 175 0 164 154 116 17 0
CDI 0 193 0 146 223 215 123 2
VCDI 0 635 0 662 1328 2332 3780 4606

Date: 2021-04-10:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7252 7091 0 225 156 10 0 0
OW 0 179 0 85 157 28 0 0
VODI 0 272 0 124 232 26 2 0
ODI 0 270 0 121 226 62 48 0
CDI 0 317 0 135 228 234 216 3
VCDI 0 917 0 524 976 1980 3673 4633

Date: 2021-04-12:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7485 6837 0 237 180 16 0 0
OW 0 162 0 73 124 23 0 0
VODI 0 240 0 118 177 33 5 0
ODI 0 227 0 96 144 87 35 0
CDI 0 284 0 128 256 283 233 0
VCDI 0 1072 0 584 1025 2086 3473 4679


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