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: 2023-08-22

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

Model vs. observations, sea ice class contingency tables

Date: 2023-08-22:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 42441 3669 20 120 11 2 0 0
OW 0 144 7 38 6 8 0 0
VODI 0 290 55 214 57 66 29 17
ODI 0 207 82 522 350 356 484 187
CDI 0 22 11 312 1112 1308 2227 918
VCDI 0 0 0 17 150 348 705 156

Date: 2023-08-24:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 42394 3871 35 175 23 6 0 0
OW 0 71 4 47 12 6 2 0
VODI 0 195 28 232 107 78 74 1
ODI 0 168 57 398 459 429 640 25
CDI 0 27 12 293 1251 1684 2540 176
VCDI 0 0 0 25 212 393 497 21

Date: 2023-08-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 43025 3295 11 251 17 4 0 0
OW 0 91 9 64 22 7 1 0
VODI 0 249 29 166 115 96 51 0
ODI 0 222 26 384 442 686 543 0
CDI 0 44 6 320 991 2690 1910 0
VCDI 0 1 0 37 211 421 231 0

Date: 2023-08-28:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 43347 3035 41 221 19 6 0 0
OW 0 122 7 54 24 9 0 0
VODI 0 255 24 169 111 105 41 0
ODI 0 184 33 382 475 845 370 0
CDI 0 43 9 329 1429 2822 1245 0
VCDI 0 0 0 22 271 461 158 0


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