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: 2021-10-07

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-10-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 141661 2837 0
FY ice 456 8930 1132
MY ice 138 1033 23136
...date precedes bulletin

Date: 2021-10-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 141051 2961 4
FY ice 537 8079 1935
MY ice 44 641 24842
...date precedes bulletin

Date: 2021-10-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 140631 2185 5
FY ice 296 8831 2205
MY ice 40 904 24725
...date precedes bulletin

Date: 2021-10-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 139250 2856 4
FY ice 347 9195 2882
MY ice 11 696 24673
observations
open FY ice MY ice
m
d
l
open 139276 2848 4
FY ice 321 9003 2932
MY ice 11 896 24623

Date: 2021-10-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 137333 3768 0
FY ice 400 9771 3186
MY ice 10 674 24551
observations
open FY ice MY ice
m
d
l
open 137356 3834 1
FY ice 375 9493 3268
MY ice 12 886 24468

Date: 2021-10-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 135703 3038 0
FY ice 143 13486 1674
MY ice 3 1641 22130
observations
open FY ice MY ice
m
d
l
open 135570 4680 1
FY ice 272 12317 1754
MY ice 7 1168 22049

Date: 2021-10-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 134710 3385 0
FY ice 333 13888 1741
MY ice 10 1300 22025
observations
open FY ice MY ice
m
d
l
open 134599 4608 0
FY ice 440 12957 1856
MY ice 14 1008 21910

Date: 2021-10-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 133393 3473 0
FY ice 645 14338 2749
MY ice 8 928 23661
observations
open FY ice MY ice
m
d
l
open 133110 4180 0
FY ice 900 13795 2947
MY ice 36 764 23463


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