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: 2021-02-18

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-02-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85432 1276 0
FY ice 301 46309 5589
MY ice 0 13519 12897
...date precedes bulletin

Date: 2021-02-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85129 1088 0
FY ice 245 46705 5554
MY ice 0 13722 13093
...date precedes bulletin

Date: 2021-02-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85138 1016 1
FY ice 174 46933 4428
MY ice 0 14064 12641
...date precedes bulletin

Date: 2021-02-18:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85472 781 4
FY ice 466 45659 4489
MY ice 0 14171 12756
observations
open FY ice MY ice
m
d
l
open 85477 790 4
FY ice 461 45425 4597
MY ice 0 14396 12648

Date: 2021-02-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 0 0
MY ice 0 0 0
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 0 0
MY ice 0 0 0

Date: 2021-02-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85837 768 0
FY ice 798 44339 4856
MY ice 0 14484 13799
observations
open FY ice MY ice
m
d
l
open 85761 738 0
FY ice 874 44131 4992
MY ice 0 14722 13663

Date: 2021-02-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87035 210 1
FY ice 1617 41545 6072
MY ice 0 14999 13695
observations
open FY ice MY ice
m
d
l
open 87063 230 14
FY ice 1589 41265 6197
MY ice 0 15259 13557

Date: 2021-02-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87093 119 0
FY ice 1780 40394 5838
MY ice 2 15681 12967
observations
open FY ice MY ice
m
d
l
open 87259 191 2
FY ice 1614 40226 5939
MY ice 2 15777 12864


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