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

Validation of ice type - Full domain

Bulletin date: 2023-10-05

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

Model vs. observations, ice type area extent contingency tables

Date: 2023-09-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 148838 0 0
FY ice 401 0 0
MY ice 100 0 0
...date precedes bulletin

Date: 2023-10-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 147570 2459 0
FY ice 486 5535 116
MY ice 178 3101 9247
...date precedes bulletin

Date: 2023-10-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 146238 1956 0
FY ice 405 7900 75
MY ice 285 5195 8640
...date precedes bulletin

Date: 2023-10-05:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 145124 2543 0
FY ice 662 8408 103
MY ice 302 5046 10146
observations
open FY ice MY ice
m
d
l
open 145127 2494 0
FY ice 653 8253 151
MY ice 308 5250 10098

Date: 2023-10-07:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 143631 3391 0
FY ice 929 8934 280
MY ice 344 3716 10285
observations
open FY ice MY ice
m
d
l
open 143618 3156 0
FY ice 924 9001 310
MY ice 362 3884 10255

Date: 2023-10-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 142461 1755 0
FY ice 484 10503 133
MY ice 151 5617 7492
observations
open FY ice MY ice
m
d
l
open 142133 3682 0
FY ice 751 10375 160
MY ice 212 3818 7465

Date: 2023-10-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 141172 2199 0
FY ice 489 11729 282
MY ice 62 5505 8625
observations
open FY ice MY ice
m
d
l
open 140854 3821 0
FY ice 756 11708 309
MY ice 113 3904 8598

Date: 2023-10-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 140062 2385 0
FY ice 825 13076 412
MY ice 58 4901 9740
observations
open FY ice MY ice
m
d
l
open 139644 3847 0
FY ice 1161 12851 335
MY ice 140 3664 9817


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