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: 2021-02-25

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-02-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85324 806 0
FY ice 512 45271 4671
MY ice 0 14414 12454
...date precedes bulletin

Date: 2021-02-21:

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

Date: 2021-02-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86561 359 0
FY ice 1324 42451 5415
MY ice 0 14664 13780
...date precedes bulletin

Date: 2021-02-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 87147 161 1
FY ice 1798 40769 6010
MY ice 0 15387 13306
observations
open FY ice MY ice
m
d
l
open 87180 156 1
FY ice 1765 40556 6107
MY ice 0 15605 13209

Date: 2021-02-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86727 163 0
FY ice 1762 40038 5961
MY ice 0 15770 13069
observations
open FY ice MY ice
m
d
l
open 86774 171 0
FY ice 1715 39817 6069
MY ice 0 15983 12961

Date: 2021-03-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86423 326 0
FY ice 1184 39499 6468
MY ice 0 15863 13519
observations
open FY ice MY ice
m
d
l
open 86166 377 0
FY ice 1441 39250 6527
MY ice 0 16061 13460

Date: 2021-03-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86230 411 0
FY ice 1152 38838 8123
MY ice 0 15775 13552
observations
open FY ice MY ice
m
d
l
open 85950 423 2
FY ice 1432 38669 8177
MY ice 0 15932 13496

Date: 2021-03-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85986 559 0
FY ice 1017 39909 7484
MY ice 20 15948 13275
observations
open FY ice MY ice
m
d
l
open 85449 581 0
FY ice 1546 39843 7513
MY ice 28 15992 13246


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