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

Validation of sea ice concentration - Asian sector

Bulletin date: 2015-02-19

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

Model vs. observations, sea ice class contingency tables

Date: 2015-02-13:

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 22 8 1 0
CDI 0 0 0 0 21 53 24 96
VCDI 0 0 0 16 89 1147 10059 20546
...date precedes bulletin

Date: 2015-02-15:

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 22 5 0 0
CDI 0 0 0 0 18 50 31 56
VCDI 0 0 0 18 123 1082 10079 20598
...date precedes bulletin

Date: 2015-02-17:

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 5 4 15 1
VCDI 0 0 0 50 161 1470 13453 16923
...date precedes bulletin

Date: 2015-02-19:

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 2 6 20 0 0
CDI 0 0 2 10 26 149 38 2
VCDI 0 0 15 141 373 1972 14625 14701
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 2 5 18 0 0
CDI 0 0 2 9 25 143 40 1
VCDI 0 0 15 142 375 1980 14623 14702

Date: 2015-02-21:

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 4 16 0 0
CDI 0 0 0 4 16 106 14 36
VCDI 0 0 0 76 357 2155 11404 17894
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 1 17 0 0
CDI 0 0 0 3 18 97 12 29
VCDI 0 0 0 76 358 2163 11406 17901

Date: 2015-02-23:

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 2 2 0 0 0 0
VODI 0 0 5 4 0 0 0 0
ODI 0 0 4 4 2 15 0 0
CDI 0 0 17 23 30 80 51 3
VCDI 0 0 16 76 391 1932 10831 18594
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 1 0 0 0 0
ODI 0 0 0 3 2 6 0 0
CDI 0 0 3 9 10 60 52 7
VCDI 0 0 41 96 411 1961 10830 18590

Date: 2015-02-25:

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 2 0 0 0 0
VODI 0 0 1 4 0 0 0 0
ODI 0 0 3 4 4 6 0 0
CDI 0 0 5 7 27 36 30 0
VCDI 0 0 16 81 371 1018 10377 20090
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 1 4 0 0
ODI 0 0 0 1 3 14 1 0
CDI 0 0 0 5 29 42 44 2
VCDI 0 0 25 92 369 1000 10362 20088

Date: 2015-02-27:

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 2 0 0 0 0
VODI 0 0 0 5 1 1 0 0
ODI 0 0 4 3 10 10 0 0
CDI 0 0 2 6 24 73 42 7
VCDI 0 0 16 147 418 918 9442 20951
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 5 0 3 0 0
CDI 0 0 2 5 18 13 36 4
VCDI 0 0 20 153 435 986 9448 20954


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