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: 2021-03-18

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-03-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84493 558 4
FY ice 437 40591 7399
MY ice 0 16610 13280
...date precedes bulletin

Date: 2021-03-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84439 755 0
FY ice 469 41355 7152
MY ice 0 16901 12928
...date precedes bulletin

Date: 2021-03-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84025 891 0
FY ice 231 42600 6533
MY ice 0 17001 12886
...date precedes bulletin

Date: 2021-03-18:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83707 713 1
FY ice 229 43944 4827
MY ice 0 17390 12086
observations
open FY ice MY ice
m
d
l
open 83716 708 1
FY ice 220 43874 4878
MY ice 0 17465 12035

Date: 2021-03-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84182 508 2
FY ice 466 42553 5568
MY ice 1 17406 12623
observations
open FY ice MY ice
m
d
l
open 84218 497 3
FY ice 430 42471 5624
MY ice 1 17499 12566

Date: 2021-03-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83705 793 0
FY ice 390 42181 5685
MY ice 3 17333 12768
observations
open FY ice MY ice
m
d
l
open 83544 739 0
FY ice 543 42178 5705
MY ice 11 17390 12748

Date: 2021-03-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84120 554 0
FY ice 704 41454 6056
MY ice 1 17304 12955
observations
open FY ice MY ice
m
d
l
open 83793 576 0
FY ice 1024 41468 5986
MY ice 8 17268 13025

Date: 2021-03-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84041 610 5
FY ice 368 41949 6272
MY ice 0 17403 13052
observations
open FY ice MY ice
m
d
l
open 83659 696 8
FY ice 750 41792 6238
MY ice 0 17474 13083


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