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: 2018-12-20

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

Model vs. observations, ice type area extent contingency tables

Date: 2018-12-14:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 251 195 3
FY ice 134 19726 2498
MY ice 0 1268 11773
...date precedes bulletin

Date: 2018-12-16:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 212 68 0
FY ice 64 20024 2563
MY ice 0 1331 11858
...date precedes bulletin

Date: 2018-12-18:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 419 0 0
FY ice 45 20121 2159
MY ice 0 1642 11447
...date precedes bulletin

Date: 2018-12-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 168 0 0
FY ice 99 20146 2147
MY ice 0 1693 11525
observations
open FY ice MY ice
m
d
l
open 163 0 0
FY ice 104 20031 2233
MY ice 0 1808 11439

Date: 2018-12-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 23 0 0
FY ice 49 20097 2380
MY ice 0 1622 11655
observations
open FY ice MY ice
m
d
l
open 25 0 0
FY ice 47 19968 2500
MY ice 0 1751 11535

Date: 2018-12-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 20 20055 2400
MY ice 0 1816 11570
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 20 19951 2516
MY ice 0 1920 11454

Date: 2018-12-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 22 20296 2064
MY ice 0 1898 11279
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 22 20206 2234
MY ice 0 1988 11109

Date: 2018-12-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 8 20452 1977
MY ice 0 2059 11056
observations
open FY ice MY ice
m
d
l
open 0 0 0
FY ice 8 20212 2015
MY ice 0 2299 11018


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