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: 2022-10-04

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

Model vs. observations, sea ice class contingency tables

Date: 2022-10-04:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71488 33416 0 1206 232 1 0 0
OW 0 173 0 264 56 1 0 0
VODI 0 160 0 549 205 4 0 0
ODI 0 65 0 538 961 51 6 1
CDI 0 22 0 263 2125 1059 537 138
VCDI 0 3 0 107 1590 7760 19719 10695

Date: 2022-10-06:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69138 35293 0 1482 598 18 0 0
OW 0 185 0 166 115 7 0 0
VODI 0 167 0 310 259 22 0 0
ODI 0 103 0 433 428 83 8 3
CDI 0 35 0 465 1396 945 552 128
VCDI 0 21 0 197 2169 10192 19082 9395

Date: 2022-10-08:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68696 34984 0 1570 1079 65 0 0
OW 0 171 0 227 146 47 0 0
VODI 0 176 0 334 207 105 0 0
ODI 0 81 0 334 340 144 6 0
CDI 0 68 0 470 1173 822 397 43
VCDI 0 38 0 258 3223 10842 22369 4980

Date: 2022-10-10:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68049 33748 0 2336 1546 392 5 0
OW 0 133 0 131 134 90 1 0
VODI 0 146 0 211 285 162 7 0
ODI 0 65 0 186 392 219 47 8
CDI 0 65 0 313 962 743 406 370
VCDI 0 16 0 328 2363 8185 19134 12217


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