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: 2014-03-27

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

Model vs. observations, sea ice class contingency tables

Date: 2014-03-21:

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 8 25 0 0
CDI 0 0 0 0 19 43 58 0
VCDI 0 0 0 57 298 1901 14586 28871
...date precedes bulletin

Date: 2014-03-23:

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 0 33 5 0
CDI 0 0 0 0 12 116 83 8
VCDI 0 0 0 59 238 1792 13831 29689
...date precedes bulletin

Date: 2014-03-25:

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 11 7 0
ODI 0 0 0 0 4 15 39 0
CDI 0 0 0 0 20 108 132 2
VCDI 0 0 0 56 245 1562 15771 27894
...date precedes bulletin

Date: 2014-03-27:

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 0 9 13 0
ODI 0 0 0 0 0 11 35 0
CDI 0 0 0 0 3 78 151 47
VCDI 0 0 0 33 209 1661 13711 29905
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 9 16 0
ODI 0 0 0 0 0 11 27 0
CDI 0 0 0 0 3 65 143 48
VCDI 0 0 0 33 209 1674 13724 29904

Date: 2014-03-29:

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 6 3 0
ODI 0 0 0 0 0 11 37 0
CDI 0 0 0 0 15 64 156 6
VCDI 0 0 0 33 244 1866 14151 29274
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 9 11 0
ODI 0 0 0 0 0 5 26 0
CDI 0 0 0 0 14 47 126 16
VCDI 0 0 0 33 245 1886 14184 29264

Date: 2014-03-31:

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 1 3 0
ODI 0 0 0 0 0 8 27 0
CDI 0 0 0 0 17 181 109 1
VCDI 0 0 0 57 298 3285 13839 28040
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 1 5 0
ODI 0 0 0 0 0 13 22 0
CDI 0 0 0 0 17 222 156 11
VCDI 0 0 0 57 298 3239 13795 28030

Date: 2014-04-02:

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 5 0 0
CDI 0 0 0 0 21 196 61 7
VCDI 0 0 0 35 234 3236 13395 28676
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 23 2 0
CDI 0 0 0 0 27 228 78 0
VCDI 0 0 0 35 228 3186 13376 28683

Date: 2014-04-04:

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 23 83 1 0
VCDI 0 0 0 43 222 2695 13875 28924
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 3 2 12 27 0
VCDI 0 0 0 40 243 2766 13849 28924


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