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: 2020-04-30

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-04-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 10 0 0
FY ice 52 19259 265
MY ice 0 5603 9370
...date precedes bulletin

Date: 2020-04-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 32 0 0
FY ice 104 19417 267
MY ice 0 5425 9763
...date precedes bulletin

Date: 2020-04-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 123 0 0
FY ice 24 19436 271
MY ice 2 5633 8982
...date precedes bulletin

Date: 2020-04-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 117 1 1
FY ice 16 19550 182
MY ice 1 5547 8887
observations
open FY ice MY ice
m
d
l
open 118 0 1
FY ice 15 19656 198
MY ice 1 5442 8871

Date: 2020-05-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 183 3 0
FY ice 37 20038 75
MY ice 0 5889 8099
observations
open FY ice MY ice
m
d
l
open 188 0 0
FY ice 32 20148 92
MY ice 0 5782 8082

Date: 2020-05-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 336 0 0
FY ice 68 19892 80
MY ice 0 6338 7448
observations
open FY ice MY ice
m
d
l
open 259 5 0
FY ice 145 20016 92
MY ice 0 6209 7436

Date: 2020-05-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 271 1 0
FY ice 36 19933 65
MY ice 0 6382 7208
observations
open FY ice MY ice
m
d
l
open 210 30 4
FY ice 97 19993 82
MY ice 0 6293 7187

Date: 2020-05-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 316 20 0
FY ice 49 20017 13
MY ice 0 6443 7147
observations
open FY ice MY ice
m
d
l
open 167 116 0
FY ice 198 19975 22
MY ice 0 6389 7138


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