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: 2020-12-17

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-12-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 1908 1082 0
FY ice 42 17483 743
MY ice 0 4539 11701
...date precedes bulletin

Date: 2020-12-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 1540 501 0
FY ice 344 17165 622
MY ice 0 4706 11643
...date precedes bulletin

Date: 2020-12-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 1061 164 0
FY ice 452 17472 694
MY ice 0 4758 11706
...date precedes bulletin

Date: 2020-12-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 371 74 0
FY ice 361 18093 781
MY ice 0 4755 11847
observations
open FY ice MY ice
m
d
l
open 353 138 0
FY ice 378 17918 829
MY ice 1 4866 11799

Date: 2020-12-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 275 0 0
FY ice 216 17932 1033
MY ice 0 4611 12232
observations
open FY ice MY ice
m
d
l
open 261 0 0
FY ice 229 17826 1107
MY ice 1 4717 12158

Date: 2020-12-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 137 2 0
FY ice 49 17731 1196
MY ice 0 4710 12273
observations
open FY ice MY ice
m
d
l
open 74 0 0
FY ice 112 17662 1228
MY ice 0 4781 12241

Date: 2020-12-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 26 13 0
FY ice 62 17188 1226
MY ice 0 4916 12123
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 88 17139 1282
MY ice 0 4978 12067

Date: 2020-12-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 5 0
FY ice 18 17178 1219
MY ice 0 5110 11956
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 18 17098 1317
MY ice 0 5195 11858


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