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

Validation of ice type - American sector

Bulletin date: 2023-12-07

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

Model vs. observations, ice type area extent contingency tables

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 9317 1074 0
FY ice 332 21717 1500
MY ice 0 4195 5318
...date precedes bulletin

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 8582 1394 0
FY ice 375 22094 1707
MY ice 0 4408 4735
...date precedes bulletin

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 8847 1054 0
FY ice 136 22355 2004
MY ice 1 4219 4214
...date precedes bulletin

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 8693 787 0
FY ice 448 22389 2395
MY ice 0 4253 4311
observations
open FY ice MY ice
m
d
l
open 8626 738 0
FY ice 515 22481 2487
MY ice 0 4210 4219

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 7322 1746 0
FY ice 409 22842 2624
MY ice 0 4100 4102
observations
open FY ice MY ice
m
d
l
open 7177 1606 0
FY ice 554 23003 2680
MY ice 0 4079 4046

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 6183 780 0
FY ice 136 24404 2881
MY ice 0 4765 4019
observations
open FY ice MY ice
m
d
l
open 5916 1838 0
FY ice 403 24008 2880
MY ice 0 4103 4020

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 4683 1210 0
FY ice 445 25084 2920
MY ice 0 4751 4132
observations
open FY ice MY ice
m
d
l
open 4579 1561 0
FY ice 549 25254 2843
MY ice 0 4230 4209

Date: :

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 4250 1123 0
FY ice 543 25418 2873
MY ice 0 4872 3789
observations
open FY ice MY ice
m
d
l
open 3866 1300 0
FY ice 927 25595 2622
MY ice 0 4518 4040


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