Description of algorithm
Interpretation of results
Full domain
  Ice type distr., stat.s
  Contingency tables
American sector
European sector
Asian sector

Validation of ice type - Full domain

Bulletin date: 2020-12-31

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-12-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91637 480 7
FY ice 598 49400 1964
MY ice 0 9809 14410
...date precedes bulletin

Date: 2020-12-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91906 620 14
FY ice 1103 46577 3690
MY ice 0 10002 15298
...date precedes bulletin

Date: 2020-12-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91722 568 1
FY ice 642 45731 4118
MY ice 0 10273 14942
...date precedes bulletin

Date: 2020-12-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91377 501 1
FY ice 706 44905 3890
MY ice 0 10776 13625
observations
open FY ice MY ice
m
d
l
open 91404 526 1
FY ice 679 44674 3914
MY ice 0 10982 13601

Date: 2021-01-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91260 466 1
FY ice 982 43352 5055
MY ice 0 10976 14009
observations
open FY ice MY ice
m
d
l
open 91307 489 1
FY ice 935 43139 5093
MY ice 0 11166 13971

Date: 2021-01-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91068 338 1
FY ice 617 42825 4738
MY ice 0 11144 14763
observations
open FY ice MY ice
m
d
l
open 90551 448 1
FY ice 1134 42545 4765
MY ice 0 11314 14736

Date: 2021-01-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90292 963 0
FY ice 910 42222 5957
MY ice 1 11070 14939
observations
open FY ice MY ice
m
d
l
open 89698 903 0
FY ice 1505 41922 5945
MY ice 0 11430 14951

Date: 2021-01-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 89837 1263 0
FY ice 530 43235 5653
MY ice 2 11081 14960
observations
open FY ice MY ice
m
d
l
open 89754 992 0
FY ice 615 42981 5752
MY ice 0 11606 14861


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