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: 2022-09-20

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

Model vs. observations, sea ice class contingency tables

Date: 2022-09-20:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77982 32144 0 1378 467 9 0 0
OW 0 247 0 334 129 1 0 0
VODI 0 163 0 1132 827 93 11 0
ODI 0 45 0 494 1858 1277 315 0
CDI 0 27 0 119 1202 5280 3818 51
VCDI 0 0 0 31 735 5858 15372 1996

Date: 2022-09-22:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78139 31667 0 2040 905 20 0 0
OW 0 154 0 392 241 9 0 0
VODI 0 162 0 513 557 56 0 1
ODI 0 64 0 347 1517 554 81 10
CDI 0 19 0 61 1112 3364 3079 101
VCDI 0 1 0 34 727 5501 17712 4255

Date: 2022-09-24:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80197 28881 0 2424 1512 139 0 0
OW 0 106 0 173 281 43 0 0
VODI 0 110 0 315 654 104 0 0
ODI 0 55 0 162 1122 465 47 3
CDI 0 16 0 78 871 2141 1114 100
VCDI 0 0 0 50 795 12861 16364 2212

Date: 2022-09-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78275 29985 0 2476 1969 579 0 0
OW 0 94 0 116 186 79 0 0
VODI 0 104 0 230 364 161 3 0
ODI 0 71 0 362 880 413 111 0
CDI 0 31 0 126 697 1523 1116 6
VCDI 0 24 0 118 688 10723 20842 1043


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