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: 2022-01-18

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

Model vs. observations, sea ice class contingency tables

Date: 2022-01-18:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 27220 16342 0 709 388 115 46 0
OW 0 148 0 206 77 26 35 0
VODI 0 152 0 275 135 30 47 0
ODI 0 62 0 202 281 118 60 0
CDI 0 34 0 260 571 842 827 100
VCDI 0 95 0 406 2046 7301 30759 63480

Date: 2022-01-20:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26763 16431 0 527 538 154 126 0
OW 0 174 0 135 66 12 13 0
VODI 0 207 0 226 133 24 27 0
ODI 0 121 0 204 239 168 59 5
CDI 0 100 0 198 512 988 700 161
VCDI 0 210 0 563 2272 8372 29054 63913

Date: 2022-01-22:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26256 15825 0 912 705 177 56 0
OW 0 188 0 92 131 22 15 0
VODI 0 225 0 145 242 66 24 0
ODI 0 175 0 140 386 212 96 3
CDI 0 170 0 198 788 984 761 176
VCDI 0 259 0 466 2461 8285 30302 62452

Date: 2022-01-24:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26160 15814 0 780 495 269 50 0
OW 0 244 0 107 82 18 6 0
VODI 0 369 0 192 147 51 34 9
ODI 0 243 0 201 285 217 176 90
CDI 0 271 0 320 505 768 860 261
VCDI 0 913 0 922 3357 8832 30630 59717


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