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

Validation of ice type - European sector

Bulletin date: 2023-10-12

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

Model vs. observations, ice type area extent contingency tables

Date: 2023-10-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98280 500 0
FY ice 220 1503 60
MY ice 241 1015 4067
...date precedes bulletin

Date: 2023-10-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98077 667 0
FY ice 232 1570 72
MY ice 153 992 3429
...date precedes bulletin

Date: 2023-10-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98452 440 0
FY ice 138 1902 119
MY ice 54 885 3435
...date precedes bulletin

Date: 2023-10-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98316 391 0
FY ice 377 1661 152
MY ice 43 630 3347
observations
open FY ice MY ice
m
d
l
open 98281 373 0
FY ice 416 1516 146
MY ice 39 793 3353

Date: 2023-10-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98120 478 0
FY ice 520 1877 205
MY ice 62 521 3622
observations
open FY ice MY ice
m
d
l
open 98074 477 0
FY ice 572 1681 171
MY ice 56 718 3656

Date: 2023-10-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98426 370 0
FY ice 307 2102 286
MY ice 32 421 4344
observations
open FY ice MY ice
m
d
l
open 98000 427 0
FY ice 722 1785 225
MY ice 43 681 4405

Date: 2023-10-18:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 97983 715 0
FY ice 276 2311 451
MY ice 6 324 4268
observations
open FY ice MY ice
m
d
l
open 97809 529 0
FY ice 450 2211 316
MY ice 6 610 4403

Date: 2023-10-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 97754 620 0
FY ice 317 2484 757
MY ice 10 353 3923
observations
open FY ice MY ice
m
d
l
open 97881 643 0
FY ice 191 2144 400
MY ice 9 670 4280


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