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: 2022-10-06

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

Model vs. observations, ice type area extent contingency tables

Date: 2022-09-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24883 0 0
FY ice 111 0 0
MY ice 52 0 0
...date precedes bulletin

Date: 2022-10-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24494 1158 0
FY ice 120 3651 283
MY ice 41 157 13853
...date precedes bulletin

Date: 2022-10-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24232 876 4
FY ice 60 4335 442
MY ice 0 167 13731
...date precedes bulletin

Date: 2022-10-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24402 688 2
FY ice 136 4293 654
MY ice 0 135 13628
observations
open FY ice MY ice
m
d
l
open 24423 666 5
FY ice 115 4318 582
MY ice 0 132 13697

Date: 2022-10-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24792 676 0
FY ice 367 5116 214
MY ice 0 1233 9753
observations
open FY ice MY ice
m
d
l
open 24774 624 0
FY ice 382 5149 197
MY ice 3 1252 9770

Date: 2022-10-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24475 819 7
FY ice 127 5733 207
MY ice 4 1230 10151
observations
open FY ice MY ice
m
d
l
open 24340 850 0
FY ice 262 5699 182
MY ice 4 1233 10183

Date: 2022-10-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 23416 1501 0
FY ice 91 6304 193
MY ice 0 1238 10521
observations
open FY ice MY ice
m
d
l
open 23343 1182 0
FY ice 164 6574 179
MY ice 0 1287 10535

Date: 2022-10-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 22362 1821 0
FY ice 75 6948 315
MY ice 0 1271 10583
observations
open FY ice MY ice
m
d
l
open 22204 1350 0
FY ice 233 7311 294
MY ice 0 1379 10604


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