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: 2019-12-12

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

Model vs. observations, ice type area extent contingency tables

Date: 2019-12-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 5969 873 0
FY ice 109 18278 1148
MY ice 0 1641 11830
...date precedes bulletin

Date: 2019-12-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 4817 399 5
FY ice 185 18558 1252
MY ice 0 1611 12001
...date precedes bulletin

Date: 2019-12-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 4065 447 2
FY ice 167 18222 1269
MY ice 0 1339 12185
...date precedes bulletin

Date: 2019-12-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 3332 837 5
FY ice 341 18328 1098
MY ice 0 1351 11973
observations
open FY ice MY ice
m
d
l
open 3293 808 5
FY ice 380 18426 1043
MY ice 0 1282 12028

Date: 2019-12-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 2200 778 18
FY ice 330 18506 1521
MY ice 0 1202 12271
observations
open FY ice MY ice
m
d
l
open 2208 773 18
FY ice 322 18615 1470
MY ice 0 1098 12322

Date: 2019-12-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 1933 1069 29
FY ice 222 18675 1745
MY ice 0 1163 12256
observations
open FY ice MY ice
m
d
l
open 1619 1093 27
FY ice 536 18771 1699
MY ice 0 1043 12304

Date: 2019-12-18:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 1509 848 54
FY ice 239 18688 2092
MY ice 0 948 12314
observations
open FY ice MY ice
m
d
l
open 1298 997 46
FY ice 450 18650 2013
MY ice 0 837 12401

Date: 2019-12-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 1114 532 4
FY ice 249 19400 2279
MY ice 0 932 12290
observations
open FY ice MY ice
m
d
l
open 851 706 2
FY ice 512 19277 2217
MY ice 0 881 12354


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