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: 2018-04-19

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

Model vs. observations, ice type area extent contingency tables

Date: 2018-04-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 2 14616 448
MY ice 0 7144 10844
...date precedes bulletin

Date: 2018-04-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 3 0 0
FY ice 4 14629 477
MY ice 0 7310 10763
...date precedes bulletin

Date: 2018-04-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 9 94 0
FY ice 21 14620 433
MY ice 1 7492 10285
...date precedes bulletin

Date: 2018-04-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 18 146 0
FY ice 60 14586 418
MY ice 0 7546 10171
observations
open FY ice MY ice
m
d
l
open 18 139 0
FY ice 60 14553 460
MY ice 0 7586 10129

Date: 2018-04-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 43 96 0
FY ice 60 14454 394
MY ice 0 8447 9608
observations
open FY ice MY ice
m
d
l
open 48 92 0
FY ice 55 14399 414
MY ice 0 8506 9588

Date: 2018-04-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 19 27 0
FY ice 27 14602 316
MY ice 0 8623 9246
observations
open FY ice MY ice
m
d
l
open 13 143 0
FY ice 33 14411 321
MY ice 0 8698 9241

Date: 2018-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 78 41 0
FY ice 37 14171 314
MY ice 0 8183 9537
observations
open FY ice MY ice
m
d
l
open 68 64 0
FY ice 47 14109 321
MY ice 0 8222 9530

Date: 2018-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 108 102 0
FY ice 113 14018 298
MY ice 0 8316 9885
observations
open FY ice MY ice
m
d
l
open 46 91 0
FY ice 175 13857 265
MY ice 0 8488 9918


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