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: 2021-10-21

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-10-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 99934 544 0
FY ice 147 1158 490
MY ice 8 304 5695
...date precedes bulletin

Date: 2021-10-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 99779 510 0
FY ice 156 1338 528
MY ice 2 295 5700
...date precedes bulletin

Date: 2021-10-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 99449 577 0
FY ice 89 1562 769
MY ice 0 196 5636
...date precedes bulletin

Date: 2021-10-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 99304 603 0
FY ice 112 1831 683
MY ice 3 265 5306
observations
open FY ice MY ice
m
d
l
open 99304 594 0
FY ice 108 1837 716
MY ice 7 268 5273

Date: 2021-10-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 99172 565 0
FY ice 164 1680 890
MY ice 1 264 5306
observations
open FY ice MY ice
m
d
l
open 99173 558 0
FY ice 160 1695 875
MY ice 4 256 5321

Date: 2021-10-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98946 681 0
FY ice 83 1732 1148
MY ice 0 180 5262
observations
open FY ice MY ice
m
d
l
open 98908 744 0
FY ice 121 1678 1079
MY ice 0 171 5331

Date: 2021-10-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98834 748 0
FY ice 105 1969 1042
MY ice 2 239 4907
observations
open FY ice MY ice
m
d
l
open 98770 693 0
FY ice 157 2020 920
MY ice 14 243 5029

Date: 2021-10-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 98648 817 0
FY ice 163 1857 1341
MY ice 4 195 4861
observations
open FY ice MY ice
m
d
l
open 98532 712 0
FY ice 231 1946 1130
MY ice 52 211 5072


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