Description of algorithm
Full domain
American sector
European sector
Asian sector
  Ice concntr, edge pos
  Contingency tables

Validation of sea ice concentration - Asian sector

Bulletin date: 2021-05-11

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

Model vs. observations, sea ice class contingency tables

Date: 2021-05-11:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 455 0 28 23 0 0 0
OW 0 43 0 50 59 9 2 2
VODI 0 59 0 85 329 103 58 11
ODI 0 24 0 76 317 451 238 79
CDI 0 17 0 83 321 828 662 376
VCDI 0 15 0 119 870 2762 9948 16616

Date: 2021-05-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 359 0 68 42 2 0 0
OW 0 33 0 140 92 37 5 2
VODI 0 55 0 80 464 243 65 11
ODI 0 35 0 78 369 441 239 136
CDI 0 28 0 62 376 1021 900 729
VCDI 0 19 0 98 965 3550 9218 15156

Date: 2021-05-15:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 241 0 144 117 23 1 1
OW 0 28 0 127 166 102 8 1
VODI 0 25 0 130 381 279 104 24
ODI 0 18 0 101 278 385 383 174
CDI 0 3 0 106 366 808 1219 809
VCDI 0 1 0 129 1166 3746 9917 13607

Date: 2021-05-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 146 0 218 199 47 16 3
OW 0 45 0 149 238 135 70 14
VODI 0 25 0 109 318 336 171 49
ODI 0 14 0 73 223 483 425 94
CDI 0 8 0 94 453 752 1349 716
VCDI 0 2 0 138 1218 3476 10713 12599


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