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: 2021-11-23

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

Model vs. observations, sea ice class contingency tables

Date: 2021-11-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 9854 9136 0 427 80 9 2 3
OW 0 85 0 84 48 1 1 0
VODI 0 79 0 135 108 5 4 0
ODI 0 36 0 120 125 24 4 0
CDI 0 21 0 86 320 237 248 260
VCDI 0 30 0 312 1876 5233 18081 53775

Date: 2021-11-25:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8715 9201 0 617 603 130 5 0
OW 0 60 0 50 58 13 1 0
VODI 0 41 0 62 103 31 0 0
ODI 0 30 0 74 78 51 10 0
CDI 0 19 0 57 195 448 484 273
VCDI 0 30 0 196 1353 5453 19829 52579

Date: 2021-11-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8616 8674 0 633 627 301 74 0
OW 0 70 0 37 58 30 10 0
VODI 0 71 0 61 91 49 7 0
ODI 0 54 0 64 89 41 25 19
CDI 0 29 0 63 161 349 498 380
VCDI 0 35 0 148 1028 4522 22064 51871

Date: 2021-11-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 8423 8571 0 607 724 408 101 0
OW 0 81 0 26 35 49 13 0
VODI 0 102 0 71 66 63 9 0
ODI 0 55 0 40 69 83 17 4
CDI 0 40 0 39 126 373 544 367
VCDI 0 92 0 198 1060 4491 23950 49952


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