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: 2021-04-13

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

Model vs. observations, sea ice class contingency tables

Date: 2021-04-13:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7469 7815 0 515 116 6 0 0
OW 5 135 0 151 87 7 0 0
VODI 14 185 0 226 188 36 4 0
ODI 0 124 0 165 306 113 42 0
CDI 0 53 0 115 302 253 183 1
VCDI 0 95 0 265 892 2121 3437 4976

Date: 2021-04-15:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6791 7665 0 794 478 27 1 0
OW 9 140 0 155 190 43 2 0
VODI 16 160 0 142 289 61 7 0
ODI 1 95 0 96 260 126 28 0
CDI 0 79 0 80 227 224 241 17
VCDI 0 118 0 243 685 1751 3931 5230

Date: 2021-04-17:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6933 7377 0 755 572 120 3 0
OW 7 130 0 98 156 57 1 0
VODI 17 156 0 219 363 74 6 0
ODI 1 87 0 76 279 70 16 0
CDI 2 86 0 65 213 213 259 84
VCDI 1 202 0 216 609 1578 4780 4521

Date: 2021-04-19:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7542 7408 0 560 208 24 0 0
OW 8 185 0 102 106 107 0 0
VODI 14 211 0 270 287 148 1 0
ODI 2 115 0 85 187 137 16 0
CDI 1 108 0 57 194 391 262 60
VCDI 0 241 0 216 644 1973 3318 5214


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