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: 2018-04-26

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

Model vs. observations, ice type area extent contingency tables

Date: 2018-04-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86507 1474 6
FY ice 174 47746 807
MY ice 0 14399 11483
...date precedes bulletin

Date: 2018-04-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86536 1560 64
FY ice 83 47579 860
MY ice 3 14819 10622
...date precedes bulletin

Date: 2018-04-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86333 1132 44
FY ice 69 47177 840
MY ice 0 14575 10946
...date precedes bulletin

Date: 2018-04-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86177 1239 9
FY ice 67 46774 984
MY ice 0 14133 11542
observations
open FY ice MY ice
m
d
l
open 86102 1423 40
FY ice 142 46530 950
MY ice 0 14193 11545

Date: 2018-04-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85935 1694 2
FY ice 189 47010 846
MY ice 0 14259 11474
observations
open FY ice MY ice
m
d
l
open 85830 1866 16
FY ice 294 46806 825
MY ice 0 14291 11481

Date: 2018-04-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85761 1640 2
FY ice 244 47052 751
MY ice 0 14538 11080
observations
open FY ice MY ice
m
d
l
open 85569 2084 10
FY ice 436 46768 765
MY ice 0 14378 11058

Date: 2018-05-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85918 2016 0
FY ice 216 47564 581
MY ice 38 15211 9777
observations
open FY ice MY ice
m
d
l
open 85771 2262 10
FY ice 361 47531 590
MY ice 40 14998 9758

Date: 2018-05-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86650 1748 2
FY ice 258 48426 434
MY ice 14 15411 10635
observations
open FY ice MY ice
m
d
l
open 86426 1833 8
FY ice 488 48580 513
MY ice 8 15172 10550


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