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

Validation of ice type - Asian 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 14966 2313 0
FY ice 191 4809 799
MY ice 0 221 6184
...date precedes bulletin

Date: 2021-10-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 12770 3298 0
FY ice 287 6074 1055
MY ice 0 164 6155
...date precedes bulletin

Date: 2021-10-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 10911 2342 0
FY ice 259 7818 1212
MY ice 0 857 6350
...date precedes bulletin

Date: 2021-10-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 8433 3781 0
FY ice 327 8855 1462
MY ice 0 777 6360
observations
open FY ice MY ice
m
d
l
open 8475 3703 0
FY ice 285 8770 1588
MY ice 0 940 6234

Date: 2021-10-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 6967 3902 0
FY ice 181 10331 1584
MY ice 0 666 6190
observations
open FY ice MY ice
m
d
l
open 6989 3816 0
FY ice 159 10278 1741
MY ice 0 805 6033

Date: 2021-10-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 5373 991 0
FY ice 115 13401 1508
MY ice 1 2176 6076
observations
open FY ice MY ice
m
d
l
open 5442 3378 0
FY ice 47 12391 1664
MY ice 0 799 5920

Date: 2021-10-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 4299 1122 0
FY ice 56 13744 1938
MY ice 0 2123 6335
observations
open FY ice MY ice
m
d
l
open 4324 2826 0
FY ice 31 13406 2088
MY ice 0 757 6185

Date: 2021-10-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 3776 934 0
FY ice 24 14467 1941
MY ice 0 2148 6237
observations
open FY ice MY ice
m
d
l
open 3785 2255 0
FY ice 15 14605 2035
MY ice 0 689 6143


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