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: 2021-05-06

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-04-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86958 1431 13
FY ice 75 11081 1786
MY ice 0 264 898
...date precedes bulletin

Date: 2021-05-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87424 1268 56
FY ice 75 10670 1908
MY ice 0 274 918
...date precedes bulletin

Date: 2021-05-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87720 1463 0
FY ice 38 11353 1766
MY ice 0 228 945
...date precedes bulletin

Date: 2021-05-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87983 1469 2
FY ice 41 11013 1637
MY ice 0 233 959
observations
open FY ice MY ice
m
d
l
open 87979 1471 2
FY ice 45 10989 1663
MY ice 0 255 933

Date: 2021-05-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87941 1346 2
FY ice 37 11266 1550
MY ice 0 260 999
observations
open FY ice MY ice
m
d
l
open 87939 1331 2
FY ice 39 11271 1581
MY ice 0 270 968

Date: 2021-05-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 88341 1065 1
FY ice 45 10697 1554
MY ice 0 237 1021
observations
open FY ice MY ice
m
d
l
open 88306 1256 1
FY ice 80 10487 1574
MY ice 0 256 1001

Date: 2021-05-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 88064 1376 0
FY ice 88 9983 1689
MY ice 0 180 1023
observations
open FY ice MY ice
m
d
l
open 88031 1651 0
FY ice 121 9661 1721
MY ice 0 227 991

Date: 2021-05-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87815 1531 0
FY ice 109 10559 1609
MY ice 0 291 997
observations
open FY ice MY ice
m
d
l
open 87790 1762 1
FY ice 134 10286 1647
MY ice 0 333 958


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