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: 2022-12-29

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

Model vs. observations, ice type area extent contingency tables

Date: 2022-12-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90997 1243 1
FY ice 333 6854 1084
MY ice 0 296 3401
...date precedes bulletin

Date: 2022-12-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90741 1287 1
FY ice 364 6787 1894
MY ice 0 142 4627
...date precedes bulletin

Date: 2022-12-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90852 1074 0
FY ice 425 6655 1764
MY ice 0 176 4606
...date precedes bulletin

Date: 2022-12-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90657 1170 0
FY ice 752 7208 836
MY ice 2 1177 3896
observations
open FY ice MY ice
m
d
l
open 90663 1193 0
FY ice 747 7043 721
MY ice 1 1319 4011

Date: 2022-12-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90609 1050 0
FY ice 935 6586 1116
MY ice 8 686 3391
observations
open FY ice MY ice
m
d
l
open 90599 1077 0
FY ice 945 6508 986
MY ice 8 737 3521

Date: 2023-01-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90442 1151 0
FY ice 1192 7814 547
MY ice 21 1204 3415
observations
open FY ice MY ice
m
d
l
open 90195 1291 0
FY ice 1460 7629 505
MY ice 0 1249 3457

Date: 2023-01-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90207 1192 0
FY ice 1225 8051 599
MY ice 20 1293 2824
observations
open FY ice MY ice
m
d
l
open 89823 1451 0
FY ice 1598 7680 550
MY ice 31 1405 2873

Date: 2023-01-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 90018 1147 0
FY ice 1126 8322 319
MY ice 23 1240 2768
observations
open FY ice MY ice
m
d
l
open 89498 1409 0
FY ice 1638 7943 266
MY ice 31 1357 2821


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