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: 2022-10-13

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

Model vs. observations, ice type area extent contingency tables

Date: 2022-10-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24812 558 0
FY ice 537 4616 241
MY ice 17 621 11410
...date precedes bulletin

Date: 2022-10-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 24663 734 0
FY ice 272 5335 271
MY ice 5 1181 10153
...date precedes bulletin

Date: 2022-10-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 23935 1220 0
FY ice 102 5976 138
MY ice 0 1240 10415
...date precedes bulletin

Date: 2022-10-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 22951 1700 0
FY ice 76 6538 225
MY ice 0 1293 10352
observations
open FY ice MY ice
m
d
l
open 22945 1604 0
FY ice 82 6646 222
MY ice 0 1281 10355

Date: 2022-10-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 21674 2098 0
FY ice 39 7391 338
MY ice 0 1094 10978
observations
open FY ice MY ice
m
d
l
open 21676 2015 0
FY ice 37 7486 327
MY ice 0 1082 10989

Date: 2022-10-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 20912 1080 0
FY ice 107 8622 289
MY ice 0 1661 10682
observations
open FY ice MY ice
m
d
l
open 20948 2120 0
FY ice 71 8169 283
MY ice 0 1074 10688

Date: 2022-10-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 20023 1521 0
FY ice 232 9374 164
MY ice 1 1447 10896
observations
open FY ice MY ice
m
d
l
open 20142 2169 0
FY ice 114 9112 152
MY ice 0 1061 10908

Date: 2022-10-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 19838 1465 0
FY ice 385 9355 313
MY ice 14 1105 10888
observations
open FY ice MY ice
m
d
l
open 19968 1846 0
FY ice 269 9032 329
MY ice 0 1047 10872


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