Description of algorithm
Full domain
American sector
European sector
Asian sector
  Ice concntr, edge pos
  Contingency tables

Validation of sea ice concentration - Asian sector

Bulletin date: 2022-10-25

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

Model vs. observations, sea ice class contingency tables

Date: 2022-10-25:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3163 5967 0 1213 338 1 0 0
OW 0 91 0 151 81 1 0 0
VODI 0 95 0 169 212 7 0 0
ODI 0 51 0 267 556 91 4 0
CDI 0 12 0 78 1137 765 279 74
VCDI 0 7 0 8 540 3981 8952 6827

Date: 2022-10-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2205 4734 0 853 2078 248 0 0
OW 23 94 0 64 144 65 0 0
VODI 15 125 0 74 243 94 0 0
ODI 0 68 0 27 224 142 7 1
CDI 0 23 0 35 409 955 294 185
VCDI 0 1 0 15 470 3557 9721 7925

Date: 2022-10-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1431 4551 0 642 1053 1544 83 0
OW 0 125 0 49 104 166 16 0
VODI 0 111 0 63 125 303 32 0
ODI 0 63 0 68 140 357 73 2
CDI 0 44 0 86 98 639 380 125
VCDI 0 5 0 15 172 2393 11000 9060

Date: 2022-10-31:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1954 3583 0 549 688 1515 409 0
OW 0 129 0 20 64 226 68 0
VODI 0 194 0 45 120 374 146 0
ODI 0 91 0 36 110 395 187 5
CDI 0 63 0 18 103 675 454 87
VCDI 0 22 0 2 69 1634 10112 10971


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