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: 2014-01-23

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

Model vs. observations, sea ice class contingency tables

Date: 2014-01-17:

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 1 0 0 0
CDI 0 0 0 0 14 86 2 0
VCDI 0 0 0 41 189 4074 16624 24835
...date precedes bulletin

Date: 2014-01-19:

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 0 0 1 0 0
CDI 0 0 0 0 8 159 6 0
VCDI 0 0 0 43 325 4542 16736 24046
...date precedes bulletin

Date: 2014-01-21:

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 6 0 0
CDI 0 0 0 1 36 96 30 0
VCDI 0 0 0 59 442 3386 16736 25074
...date precedes bulletin

Date: 2014-01-23:

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 3 0 0
ODI 0 0 0 0 3 10 2 0
CDI 0 0 0 11 53 99 28 0
VCDI 0 0 0 93 447 3428 16487 25202
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 5 0 0
ODI 0 0 0 0 5 8 2 0
CDI 0 0 0 8 50 106 25 0
VCDI 0 0 0 96 448 3421 16490 25202

Date: 2014-01-25:

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 3 2 0 0
VODI 0 0 0 0 0 23 0 0
ODI 0 0 0 19 20 48 0 0
CDI 0 0 0 42 57 176 41 0
VCDI 0 0 0 137 607 3913 15695 25083
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 1 0 0
OW 0 0 0 0 3 6 0 0
VODI 0 0 0 0 0 22 0 0
ODI 0 0 0 19 24 58 0 0
CDI 0 0 0 41 62 132 25 0
VCDI 0 0 0 138 598 3943 15711 25083

Date: 2014-01-27:

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 11 4 28 0 0
ODI 0 0 0 15 38 57 4 0
CDI 0 0 0 11 89 302 29 0
VCDI 0 0 0 47 495 3623 15602 25511
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 1 7 0 0
OW 0 0 0 0 2 17 0 0
VODI 0 0 0 2 0 43 0 0
ODI 0 0 0 6 30 60 2 0
CDI 0 0 0 10 84 336 43 2
VCDI 0 0 0 66 509 3547 15590 25509

Date: 2014-01-29:

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 31 0 0
VODI 0 0 0 0 0 40 13 0
ODI 0 0 0 3 16 39 22 0
CDI 0 0 0 11 72 312 87 4
VCDI 0 0 0 78 394 3215 16146 25383
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 6 0 0
OW 0 0 0 0 0 20 0 0
VODI 0 0 0 0 0 41 10 0
ODI 0 0 0 1 12 64 16 0
CDI 0 0 0 6 67 252 69 11
VCDI 0 0 0 85 403 3254 16173 25376

Date: 2014-01-31:

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 1 74 0 0
VODI 0 0 0 0 0 50 23 0
ODI 0 0 0 10 1 49 23 0
CDI 0 0 0 20 15 278 58 0
VCDI 0 0 0 100 405 2550 17037 25172
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 1 0 0 0 0
VODI 0 0 0 11 1 85 2 0
ODI 0 0 0 12 4 28 19 0
CDI 0 0 0 14 17 140 36 0
VCDI 0 0 0 92 400 2748 17084 25172


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