Description of algorithm
Interpretation of results
Full domain
American sector
European sector
  Ice type distr., stat.s
  Contingency tables
Asian sector

Validation of ice type - European sector

Bulletin date: 2021-11-18

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

Model vs. observations, ice type area extent contingency tables

Date: 2021-11-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 96690 908 0
FY ice 249 2902 1108
MY ice 4 226 5772
...date precedes bulletin

Date: 2021-11-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 96005 1018 0
FY ice 390 3159 1108
MY ice 0 252 5773
...date precedes bulletin

Date: 2021-11-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 95579 1396 0
FY ice 308 3777 1028
MY ice 0 233 5579
...date precedes bulletin

Date: 2021-11-18:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 95422 1353 0
FY ice 382 3980 1060
MY ice 0 195 5483
observations
open FY ice MY ice
m
d
l
open 95411 1259 0
FY ice 393 4052 893
MY ice 0 217 5650

Date: 2021-11-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 95398 1107 0
FY ice 419 4266 1375
MY ice 0 112 5419
observations
open FY ice MY ice
m
d
l
open 95360 1026 0
FY ice 457 4319 1181
MY ice 0 140 5613

Date: 2021-11-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 94466 1312 0
FY ice 127 5026 1522
MY ice 0 104 5354
observations
open FY ice MY ice
m
d
l
open 94347 1522 0
FY ice 246 4811 1330
MY ice 0 109 5546

Date: 2021-11-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 94380 1023 0
FY ice 274 5225 1566
MY ice 0 29 5303
observations
open FY ice MY ice
m
d
l
open 94232 1358 0
FY ice 422 4843 1391
MY ice 0 76 5478

Date: 2021-11-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 93677 1322 0
FY ice 352 5507 1438
MY ice 0 26 5320
observations
open FY ice MY ice
m
d
l
open 93665 1636 1
FY ice 364 5125 1482
MY ice 0 94 5275


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