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: 2018-11-22

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

Model vs. observations, ice type area extent contingency tables

Date: 2018-11-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 10125 952 0
FY ice 143 16562 3104
MY ice 0 555 11963
...date precedes bulletin

Date: 2018-11-18:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 8762 581 0
FY ice 53 16892 3100
MY ice 0 588 11837
...date precedes bulletin

Date: 2018-11-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 7347 425 0
FY ice 36 17059 3013
MY ice 0 580 11808
...date precedes bulletin

Date: 2018-11-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 6042 365 0
FY ice 191 16863 3162
MY ice 0 608 11809
observations
open FY ice MY ice
m
d
l
open 6115 375 0
FY ice 118 16653 2860
MY ice 0 808 12111

Date: 2018-11-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 5952 419 0
FY ice 136 16995 3176
MY ice 0 648 11919
observations
open FY ice MY ice
m
d
l
open 5940 441 0
FY ice 148 16758 2907
MY ice 0 863 12188

Date: 2018-11-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 6217 491 0
FY ice 221 17270 2908
MY ice 0 718 11937
observations
open FY ice MY ice
m
d
l
open 6080 408 0
FY ice 358 17128 2714
MY ice 0 943 12131

Date: 2018-11-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 5779 333 0
FY ice 267 17431 2911
MY ice 0 713 11823
observations
open FY ice MY ice
m
d
l
open 5607 365 0
FY ice 439 17091 2746
MY ice 0 1021 11988

Date: 2018-11-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 4779 297 0
FY ice 381 17339 3022
MY ice 0 821 11824
observations
open FY ice MY ice
m
d
l
open 4564 419 0
FY ice 596 16896 2837
MY ice 0 1142 12009


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