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: 2015-04-23

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

Model vs. observations, ice type area extent contingency tables

Date: 2015-04-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83945 726 20
FY ice 298 42526 4850
MY ice 10 8684 15401
...date precedes bulletin

Date: 2015-04-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83945 860 20
FY ice 508 42261 4671
MY ice 13 8059 15399
...date precedes bulletin

Date: 2015-04-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83862 582 109
FY ice 262 42483 4367
MY ice 14 8238 14752
...date precedes bulletin

Date: 2015-04-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84290 500 118
FY ice 538 43033 4163
MY ice 0 9326 14074
observations
open FY ice MY ice
m
d
l
open 84245 488 136
FY ice 583 43238 4374
MY ice 0 9133 13845

Date: 2015-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84455 527 104
FY ice 656 43303 3422
MY ice 1 9754 13670
observations
open FY ice MY ice
m
d
l
open 84449 521 107
FY ice 662 43525 3625
MY ice 1 9538 13464

Date: 2015-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84967 597 37
FY ice 235 45216 2734
MY ice 0 9703 13546
observations
open FY ice MY ice
m
d
l
open 84620 601 70
FY ice 582 45459 2900
MY ice 0 9456 13347

Date: 2015-04-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85277 759 41
FY ice 200 44834 3048
MY ice 30 9219 13685
observations
open FY ice MY ice
m
d
l
open 85004 693 111
FY ice 477 45091 3194
MY ice 26 9028 13469

Date: 2015-05-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85315 757 19
FY ice 266 44974 2880
MY ice 11 9283 13570
observations
open FY ice MY ice
m
d
l
open 84990 838 78
FY ice 597 44965 3166
MY ice 5 9211 13225


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