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: 2023-11-14

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

Model vs. observations, sea ice class contingency tables

Date: 2023-11-14:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 32619 8457 81 498 203 38 0 0
OW 1 129 15 179 55 40 0 0
VODI 0 70 17 362 139 38 0 0
ODI 0 17 5 275 148 42 0 0
CDI 0 5 0 272 246 139 51 13
VCDI 0 0 0 64 463 1312 7193 3482

Date: 2023-11-16:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 30945 9322 85 1003 653 138 0 0
OW 1 23 3 74 102 7 0 0
VODI 0 15 2 89 214 15 0 0
ODI 0 5 3 61 210 28 3 0
CDI 0 0 2 83 270 119 78 8
VCDI 0 0 1 93 713 1666 7178 3456

Date: 2023-11-18:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 31248 9010 110 1059 525 209 15 0
OW 0 17 4 96 65 17 2 0
VODI 1 14 0 133 96 24 2 0
ODI 1 8 1 116 86 50 2 0
CDI 0 3 1 126 136 93 120 18
VCDI 0 1 1 247 481 1373 7160 3997

Date: 2023-11-20:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 30588 9479 118 1094 556 253 9 0
OW 1 28 2 92 59 20 1 0
VODI 0 22 4 130 84 29 3 0
ODI 0 7 2 114 81 43 6 0
CDI 0 12 1 148 155 152 112 6
VCDI 0 2 2 224 641 1250 6985 4153


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