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: 2021-04-01

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-03-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84000 567 5
FY ice 316 11566 3587
MY ice 0 93 1036
...date precedes bulletin

Date: 2021-03-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84664 415 8
FY ice 718 11849 2871
MY ice 0 93 998
...date precedes bulletin

Date: 2021-03-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85199 504 0
FY ice 866 12467 1818
MY ice 0 97 904
...date precedes bulletin

Date: 2021-04-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84334 715 0
FY ice 711 12704 1892
MY ice 0 100 912
observations
open FY ice MY ice
m
d
l
open 84527 851 0
FY ice 518 12559 1855
MY ice 0 109 949

Date: 2021-04-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83775 864 2
FY ice 533 12586 2397
MY ice 0 113 932
observations
open FY ice MY ice
m
d
l
open 83935 1081 2
FY ice 373 12364 2364
MY ice 0 118 965

Date: 2021-04-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85043 850 0
FY ice 410 11674 2549
MY ice 0 118 973
observations
open FY ice MY ice
m
d
l
open 84706 905 0
FY ice 747 11624 2548
MY ice 0 113 974

Date: 2021-04-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85069 744 0
FY ice 508 11694 2543
MY ice 0 131 954
observations
open FY ice MY ice
m
d
l
open 84764 850 0
FY ice 813 11602 2546
MY ice 0 117 951

Date: 2021-04-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85496 667 0
FY ice 1091 11369 2157
MY ice 11 145 941
observations
open FY ice MY ice
m
d
l
open 85065 735 0
FY ice 1533 11296 2172
MY ice 0 150 926


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