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

Validation of ice type - American sector

Bulletin date: 2021-04-08

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-04-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 10465 2155
MY ice 0 10145 11555
...date precedes bulletin

Date: 2021-04-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 16 10913 1968
MY ice 0 10107 11314
...date precedes bulletin

Date: 2021-04-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 6 11033 2042
MY ice 0 10024 11283
...date precedes bulletin

Date: 2021-04-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 10981 2115
MY ice 1 9973 11387
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 0 11047 2347
MY ice 1 9907 11155

Date: 2021-04-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 2 0 0
FY ice 19 10879 2134
MY ice 1 10013 11363
observations
open FY ice MY ice
m
d
l
open 3 0 0
FY ice 19 10983 2401
MY ice 0 9909 11096

Date: 2021-04-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 4 0 0
FY ice 15 11139 2026
MY ice 0 9978 11225
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 19 11242 2258
MY ice 0 9875 10993

Date: 2021-04-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 17 11443 1868
MY ice 5 10461 10126
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 12 11476 2063
MY ice 10 10428 9931

Date: 2021-04-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 16 0 0
FY ice 29 11358 1802
MY ice 16 10562 9858
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 14 11462 2014
MY ice 47 10458 9646


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