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: 2020-11-05

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-10-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 16915 2453 0
FY ice 29 8631 911
MY ice 0 1979 12164
...date precedes bulletin

Date: 2020-11-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 15938 2760 0
FY ice 11 9650 862
MY ice 0 2059 12152
...date precedes bulletin

Date: 2020-11-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 15355 1110 0
FY ice 2 10923 974
MY ice 0 2795 12155
...date precedes bulletin

Date: 2020-11-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 14818 1257 0
FY ice 30 11227 1036
MY ice 0 2683 12131
observations
open FY ice MY ice
m
d
l
open 14785 1274 0
FY ice 63 11053 1019
MY ice 0 2840 12148

Date: 2020-11-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 14322 1256 0
FY ice 83 11870 1097
MY ice 0 2538 12251
observations
open FY ice MY ice
m
d
l
open 14314 1317 0
FY ice 91 11663 1092
MY ice 0 2684 12256

Date: 2020-11-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 13715 588 0
FY ice 61 12634 1284
MY ice 0 2655 12378
observations
open FY ice MY ice
m
d
l
open 13672 1216 0
FY ice 104 12019 1296
MY ice 0 2642 12366

Date: 2020-11-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 13605 288 0
FY ice 157 13212 1287
MY ice 0 2498 12583
observations
open FY ice MY ice
m
d
l
open 13461 668 0
FY ice 301 12672 1308
MY ice 0 2658 12562

Date: 2020-11-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 12679 393 0
FY ice 172 13541 1262
MY ice 0 2861 12332
observations
open FY ice MY ice
m
d
l
open 12277 861 0
FY ice 574 12917 1333
MY ice 0 3017 12261


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