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

Validation of ice type - Asian sector

Bulletin date: 2023-04-06

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

Model vs. observations, ice type area extent contingency tables

Date: 2023-03-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 174 92 0
FY ice 16 20327 1387
MY ice 0 5036 329
...date precedes bulletin

Date: 2023-04-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 124 123 0
FY ice 17 20124 1647
MY ice 0 4987 359
...date precedes bulletin

Date: 2023-04-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 134 109 0
FY ice 12 20198 1603
MY ice 1 5187 331
...date precedes bulletin

Date: 2023-04-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 79 138 0
FY ice 10 20471 1460
MY ice 0 5389 298
observations
open FY ice MY ice
m
d
l
open 79 144 0
FY ice 10 20166 1456
MY ice 0 5688 302

Date: 2023-04-08:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 102 131 0
FY ice 35 20904 1177
MY ice 0 5535 235
observations
open FY ice MY ice
m
d
l
open 104 130 0
FY ice 33 20547 1174
MY ice 0 5893 238

Date: 2023-04-10:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 92 108 0
FY ice 10 21328 1032
MY ice 0 5580 223
observations
open FY ice MY ice
m
d
l
open 86 144 0
FY ice 16 20870 1032
MY ice 0 6002 223

Date: 2023-04-12:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 44 104 0
FY ice 5 21191 880
MY ice 0 5748 89
observations
open FY ice MY ice
m
d
l
open 43 140 0
FY ice 6 20624 877
MY ice 0 6279 92

Date: 2023-04-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 76 81 0
FY ice 5 21679 678
MY ice 0 5617 168
observations
open FY ice MY ice
m
d
l
open 66 115 0
FY ice 15 21112 679
MY ice 0 6150 167


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