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

Validation of sea ice concentration - American sector

Bulletin date: 2014-02-27

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

Model vs. observations, sea ice class contingency tables

Date: 2014-02-21:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 6 13 0
VCDI 0 0 0 34 189 1913 17398 26313
...date precedes bulletin

Date: 2014-02-23:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 8 30 4 0
CDI 0 0 0 0 8 124 70 1
VCDI 0 0 0 33 207 3065 17558 24758
...date precedes bulletin

Date: 2014-02-25:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 34 0 0
ODI 0 0 0 0 1 40 0 0
CDI 0 0 0 0 28 171 20 0
VCDI 0 0 0 61 229 3296 16288 25698
...date precedes bulletin

Date: 2014-02-27:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 2 7 0 0
ODI 0 0 0 0 0 51 0 0
CDI 0 0 0 11 7 88 15 5
VCDI 0 0 0 70 359 3331 15992 25928
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 2 8 0 0
ODI 0 0 0 0 0 38 0 0
CDI 0 0 0 11 6 82 23 8
VCDI 0 0 0 70 360 3349 15984 25925

Date: 2014-03-01:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 3 3 0 0
VODI 0 0 0 6 0 31 0 0
ODI 0 0 0 18 19 48 0 0
CDI 0 0 0 29 57 185 30 0
VCDI 0 0 0 150 487 3426 16206 25168
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 5 3 9 0 0
VODI 0 0 0 9 0 39 0 0
ODI 0 0 0 14 31 43 1 0
CDI 0 0 0 23 48 178 20 0
VCDI 0 0 0 152 484 3424 16215 25168

Date: 2014-03-03:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 30 0 0 0
ODI 0 0 0 8 46 0 0 0
CDI 0 0 0 21 79 52 0 0
VCDI 0 0 0 85 378 3042 14822 27303
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 5 0 0 0
VODI 0 0 0 0 14 0 0 0
ODI 0 0 0 0 22 0 0 0
CDI 0 0 0 0 52 97 1 13
VCDI 0 0 0 114 440 2997 14821 27290

Date: 2014-03-05:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 4 68 153 5 0
VCDI 0 0 0 33 595 3271 14711 27026
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 1 3 0 0 0
CDI 0 0 0 3 37 59 2 0
VCDI 0 0 0 33 623 3365 14714 27026

Date: 2014-03-07:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 1 0 0 0
CDI 0 0 0 2 13 82 0 0
VCDI 0 0 0 34 498 2776 14138 28322
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 1 0 0
CDI 0 0 0 2 19 67 91 0
VCDI 0 0 0 34 493 2790 14047 28322


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