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: 2022-01-25

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

Model vs. observations, sea ice class contingency tables

Date: 2022-01-25:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 26046 16330 0 396 146 52 0 0
OW 4 289 0 158 84 49 2 0
VODI 4 386 0 270 122 51 8 0
ODI 3 354 0 305 291 217 74 0
CDI 3 304 0 361 771 1168 731 125
VCDI 8 770 0 995 3688 10194 29948 58688

Date: 2022-01-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25372 16443 0 678 391 119 27 0
OW 0 223 0 83 65 13 7 0
VODI 0 292 0 181 120 17 13 0
ODI 0 250 0 242 380 203 79 3
CDI 0 306 0 305 849 951 743 313
VCDI 0 1142 0 940 3780 10070 27906 60889

Date: 2022-01-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 25151 16080 0 693 438 123 37 0
OW 0 261 0 105 51 26 11 0
VODI 0 264 0 179 98 27 23 0
ODI 0 198 0 193 322 141 90 0
CDI 0 193 0 269 752 859 727 243
VCDI 0 469 0 1396 4023 9369 28133 62451

Date: 2022-01-31:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 24855 15810 0 796 550 100 9 0
OW 0 267 0 122 66 27 6 0
VODI 0 326 0 158 140 33 8 0
ODI 0 248 0 168 182 113 41 0
CDI 0 232 0 291 465 735 558 230
VCDI 0 451 0 739 3351 9197 27835 65286


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