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: 2021-12-21

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

Model vs. observations, sea ice class contingency tables

Date: 2021-12-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 32689 16637 0 1207 972 335 6 0
OW 2 174 0 123 125 92 1 0
VODI 4 170 0 183 243 106 13 0
ODI 7 93 0 153 327 267 47 0
CDI 1 64 0 179 792 1410 475 118
VCDI 0 54 0 386 2006 10381 31648 51905

Date: 2021-12-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 32019 16185 0 1178 740 1120 151 0
OW 0 123 0 111 89 50 13 0
VODI 0 172 0 166 143 103 39 0
ODI 0 132 0 149 183 201 89 0
CDI 0 85 0 171 504 1033 669 157
VCDI 0 85 0 384 2007 8920 28155 58069

Date: 2021-12-25:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 31627 16299 0 891 795 962 226 0
OW 0 180 0 93 96 86 20 0
VODI 0 256 0 162 155 142 42 0
ODI 0 180 0 169 202 221 65 3
CDI 0 138 0 215 407 927 495 194
VCDI 0 234 0 557 2081 9698 24905 60672

Date: 2021-12-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 31970 15162 0 1112 860 656 965 0
OW 0 140 0 97 80 33 52 0
VODI 0 195 0 175 148 58 60 0
ODI 0 140 0 146 167 143 117 2
CDI 0 156 0 219 380 879 635 264
VCDI 0 284 0 543 1748 7508 28750 59551


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