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: 2021-12-09

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-12-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 92526 1399 0
FY ice 341 7291 926
MY ice 0 100 4644
...date precedes bulletin

Date: 2021-12-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 92710 1048 0
FY ice 455 6787 1436
MY ice 0 68 4965
...date precedes bulletin

Date: 2021-12-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 92771 1116 0
FY ice 398 7338 1008
MY ice 2 80 4575
...date precedes bulletin

Date: 2021-12-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 92369 1205 19
FY ice 417 7737 977
MY ice 0 106 4172
observations
open FY ice MY ice
m
d
l
open 92351 1196 19
FY ice 435 7742 1023
MY ice 0 110 4126

Date: 2021-12-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91972 1320 0
FY ice 427 7609 1442
MY ice 4 108 4292
observations
open FY ice MY ice
m
d
l
open 91964 1309 0
FY ice 434 7620 1456
MY ice 5 108 4278

Date: 2021-12-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 92065 993 3
FY ice 219 8023 1772
MY ice 3 135 4192
observations
open FY ice MY ice
m
d
l
open 91980 1078 3
FY ice 303 7945 1705
MY ice 4 128 4259

Date: 2021-12-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91857 846 40
FY ice 323 8763 1100
MY ice 7 337 3657
observations
open FY ice MY ice
m
d
l
open 91753 966 45
FY ice 430 8640 1067
MY ice 4 340 3685

Date: 2021-12-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 91760 846 0
FY ice 290 8637 1386
MY ice 8 278 3501
observations
open FY ice MY ice
m
d
l
open 91544 822 0
FY ice 500 8680 1170
MY ice 14 259 3717


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