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: 2021-12-28

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

Model vs. observations, sea ice class contingency tables

Date: 2021-12-28:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 31711 15575 0 1170 297 97 33 0
OW 0 94 0 169 175 134 29 0
VODI 0 103 0 178 219 170 49 0
ODI 0 70 0 228 257 100 41 1
CDI 0 53 0 211 635 770 658 105
VCDI 0 34 0 275 1895 6069 31191 60599

Date: 2021-12-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 31020 15528 0 1225 819 441 47 0
OW 1 97 0 106 128 57 9 0
VODI 0 121 0 153 218 55 13 0
ODI 0 62 0 116 269 78 46 1
CDI 0 59 0 154 563 677 709 215
VCDI 0 91 0 239 1656 4823 26601 66998

Date: 2022-01-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 30901 15285 0 1103 1087 448 54 0
OW 0 78 0 78 129 34 8 0
VODI 0 127 0 93 201 65 15 0
ODI 0 95 0 79 199 125 34 9
CDI 0 88 0 104 480 796 467 164
VCDI 0 165 0 264 1768 5769 25743 67340

Date: 2022-01-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 30353 15376 0 1112 1039 585 62 0
OW 0 127 0 78 96 65 30 0
VODI 0 169 0 117 143 72 39 0
ODI 0 114 0 86 149 154 57 0
CDI 0 108 0 108 378 720 512 128
VCDI 0 367 0 563 1980 6104 28173 64231


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