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: 2014-02-20

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

Model vs. observations, sea ice class contingency tables

Date: 2014-02-14:

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 63 3 0
VCDI 0 0 0 33 248 2789 16777 25953
...date precedes bulletin

Date: 2014-02-16:

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 0 27 21 0 0
VCDI 0 0 0 33 449 3145 15787 26403
...date precedes bulletin

Date: 2014-02-18:

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 1 0 0
CDI 0 0 0 0 14 19 0 0
VCDI 0 0 0 62 249 2566 17913 25042
...date precedes bulletin

Date: 2014-02-20:

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 17 20 0
VCDI 0 0 0 34 263 2302 17143 26087
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 19 21 0
VCDI 0 0 0 34 263 2300 17142 26087

Date: 2014-02-22:

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 3 0 0
CDI 0 0 0 0 2 89 29 0
VCDI 0 0 0 65 217 2747 18102 24611
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 3 0 0
CDI 0 0 0 0 2 87 20 0
VCDI 0 0 0 65 217 2749 18111 24611

Date: 2014-02-24:

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 3 4 0 0
ODI 0 0 0 0 1 47 0 0
CDI 0 0 0 0 1 186 16 0
VCDI 0 0 0 33 209 3251 17665 24450
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 3 9 0 0
ODI 0 0 0 0 1 47 0 0
CDI 0 0 0 0 1 206 12 3
VCDI 0 0 0 33 209 3226 17669 24447

Date: 2014-02-26:

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 25 0 0
ODI 0 0 0 0 0 46 0 0
CDI 0 0 0 4 16 134 18 4
VCDI 0 0 0 35 224 3444 15209 26707
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 16 0 0
ODI 0 0 0 0 0 45 0 0
CDI 0 0 0 6 10 117 21 19
VCDI 0 0 0 33 230 3471 15206 26692

Date: 2014-02-28:

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 6 16 0 0
ODI 0 0 0 10 1 40 0 0
CDI 0 0 0 18 27 152 13 1
VCDI 0 0 0 53 455 3717 15534 25823
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 0 0 0
ODI 0 0 0 2 8 27 5 0
CDI 0 0 0 22 38 198 80 2
VCDI 0 0 0 57 441 3700 15462 25822


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