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: 2022-12-20

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

Model vs. observations, sea ice class contingency tables

Date: 2022-12-20:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 28098 10255 0 546 387 292 7 0
OW 0 120 0 93 61 10 2 0
VODI 0 107 0 134 141 15 0 0
ODI 0 69 0 122 138 23 0 0
CDI 0 40 0 170 305 206 115 1
VCDI 0 16 0 139 1076 4668 5004 4308

Date: 2022-12-22:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 27620 10651 0 654 399 404 8 0
OW 0 92 0 68 66 4 5 0
VODI 0 86 0 116 85 9 2 0
ODI 0 52 0 85 96 12 1 0
CDI 0 32 0 125 170 108 54 0
VCDI 0 31 0 224 1364 4617 4795 4633

Date: 2022-12-24:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 27419 10427 0 617 621 456 13 0
OW 0 94 0 46 53 17 2 0
VODI 0 79 0 72 79 42 3 0
ODI 0 57 0 55 76 50 5 0
CDI 0 61 0 72 114 133 90 15
VCDI 0 84 0 236 1078 3963 5452 5087

Date: 2022-12-26:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 27696 10125 0 542 515 479 4 0
OW 2 126 0 37 54 23 0 0
VODI 0 111 0 44 86 41 1 0
ODI 0 77 0 60 73 60 5 0
CDI 0 97 0 92 139 203 97 46
VCDI 0 156 0 244 906 3175 6010 5342


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