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: 2021-11-30

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

Model vs. observations, sea ice class contingency tables

Date: 2021-11-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8246 8595 0 308 51 10 4 0
OW 0 116 0 65 34 6 1 0
VODI 0 113 0 93 69 14 1 0
ODI 0 121 0 116 107 23 9 3
CDI 0 37 0 127 331 307 515 275
VCDI 0 36 0 218 1279 4661 23495 51463

Date: 2021-12-02:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8063 8154 0 342 285 15 0 0
OW 0 121 0 47 41 10 0 0
VODI 0 168 0 61 69 14 1 0
ODI 0 138 0 73 96 28 4 1
CDI 0 125 0 104 237 376 375 323
VCDI 0 143 0 301 1278 4379 19146 56331

Date: 2021-12-04:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8138 7863 0 346 229 15 0 0
OW 0 108 0 51 35 8 0 0
VODI 0 168 0 48 85 19 0 0
ODI 0 131 0 59 133 86 1 0
CDI 0 149 0 124 411 630 346 269
VCDI 0 375 0 340 1814 6895 21881 50092

Date: 2021-12-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7870 7847 0 358 211 41 0 0
OW 0 126 0 28 23 3 0 0
VODI 0 184 0 63 64 12 0 0
ODI 0 121 0 60 91 59 2 2
CDI 0 119 0 116 320 431 377 272
VCDI 0 574 0 574 2125 6222 22008 50546


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