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: 2018-10-25

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

Model vs. observations, ice type area extent contingency tables

Date: 2018-10-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 136620 5019 106
FY ice 149 10002 7393
MY ice 0 265 23016
...date precedes bulletin

Date: 2018-10-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 134850 4547 217
FY ice 190 9114 8662
MY ice 1 214 22858
...date precedes bulletin

Date: 2018-10-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 132212 5466 26
FY ice 190 13280 7160
MY ice 7 168 22592
...date precedes bulletin

Date: 2018-10-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 128915 6072 0
FY ice 360 16813 6483
MY ice 4 291 22357
observations
open FY ice MY ice
m
d
l
open 128949 6260 0
FY ice 328 16605 6331
MY ice 2 311 22509

Date: 2018-10-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 125691 6651 0
FY ice 386 20426 6139
MY ice 0 410 22141
observations
open FY ice MY ice
m
d
l
open 125703 7073 0
FY ice 374 19975 5991
MY ice 0 439 22289

Date: 2018-10-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 124544 5662 0
FY ice 107 22907 5771
MY ice 0 783 21859
observations
open FY ice MY ice
m
d
l
open 124306 6086 0
FY ice 345 22679 5721
MY ice 0 587 21909

Date: 2018-10-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 121966 5442 0
FY ice 101 25838 5779
MY ice 0 793 21745
observations
open FY ice MY ice
m
d
l
open 121626 6372 0
FY ice 441 25026 5780
MY ice 0 675 21744

Date: 2018-11-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 119013 4988 0
FY ice 189 29363 5767
MY ice 0 725 21580
observations
open FY ice MY ice
m
d
l
open 118865 6739 0
FY ice 337 27648 5679
MY ice 0 689 21668


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