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

Validation of sea ice concentration - American sector

Bulletin date: 2016-04-14

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

Model vs. observations, sea ice class contingency tables

Date: 2016-04-08:

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 11 1 0 0 0 0
ODI 0 0 17 11 18 2 0 0
CDI 0 0 11 35 149 115 38 0
VCDI 0 0 4 160 726 3908 17037 23623
...date precedes bulletin

Date: 2016-04-10:

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 6 0 0 0 0
ODI 0 0 0 30 45 1 0 0
CDI 0 0 0 46 146 71 35 26
VCDI 0 0 0 77 766 3315 16364 24938
...date precedes bulletin

Date: 2016-04-12:

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 2 46 13 0 0 0
ODI 0 0 0 72 51 0 0 0
CDI 0 0 0 51 145 131 23 0
VCDI 0 0 0 151 890 4688 16422 23179
...date precedes bulletin

Date: 2016-04-14:

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 12 0 0 0 0
ODI 0 0 0 51 36 0 0 0
CDI 0 0 0 66 122 99 5 0
VCDI 0 0 0 64 775 4471 18403 21762
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 16 0 0 0 0
ODI 0 0 0 52 28 0 0 0
CDI 0 0 0 62 138 116 5 0
VCDI 0 0 0 63 767 4454 18403 21762

Date: 2016-04-16:

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 18 48 10 0 0
CDI 0 0 0 14 134 268 21 0
VCDI 0 0 0 39 712 4222 18498 21882
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 1 0 0 0
ODI 0 0 0 16 43 6 0 0
CDI 0 0 0 9 157 266 32 0
VCDI 0 0 0 35 693 4228 18487 21882

Date: 2016-04-18:

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 6 0 0 0
ODI 0 0 0 8 71 5 0 0
CDI 0 0 0 11 194 302 46 2
VCDI 0 0 0 54 606 3383 18066 23112
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 6 38 3 0 0
CDI 0 0 0 13 107 266 67 3
VCDI 0 0 0 54 732 3421 18045 23111

Date: 2016-04-20:

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 9 0 0 0
ODI 0 0 0 8 83 78 6 0
CDI 0 0 0 8 129 345 138 7
VCDI 0 0 0 83 678 3586 19248 21460
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 17 1 0 0
ODI 0 0 0 9 53 72 2 0
CDI 0 0 0 7 121 310 99 0
VCDI 0 0 0 83 708 3626 19291 21467

Date: 2016-04-22:

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 1 0 0 0
VODI 0 0 0 17 33 0 0 0
ODI 0 0 0 18 172 26 0 0
CDI 0 0 0 30 312 256 44 3
VCDI 0 0 0 106 907 3717 17357 22867
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 27 1 0 0
ODI 0 0 0 13 211 70 3 0
CDI 0 0 0 25 276 293 114 10
VCDI 0 0 0 122 911 3635 17284 22860


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