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: 2018-04-19

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

Model vs. observations, ice type area extent contingency tables

Date: 2018-04-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84913 1192 7
FY ice 41 46433 1453
MY ice 0 13583 12777
...date precedes bulletin

Date: 2018-04-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 85371 1474 0
FY ice 41 46845 1509
MY ice 0 13690 12637
...date precedes bulletin

Date: 2018-04-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86185 1296 0
FY ice 35 47298 1021
MY ice 1 13992 11993
...date precedes bulletin

Date: 2018-04-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86365 1430 0
FY ice 145 47634 825
MY ice 0 13957 11838
observations
open FY ice MY ice
m
d
l
open 86363 1386 0
FY ice 147 47503 849
MY ice 0 14132 11814

Date: 2018-04-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86589 1487 11
FY ice 122 47775 811
MY ice 0 14947 11225
observations
open FY ice MY ice
m
d
l
open 86591 1498 9
FY ice 120 47550 825
MY ice 0 15161 11213

Date: 2018-04-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86505 1152 45
FY ice 55 47582 793
MY ice 0 14830 10825
observations
open FY ice MY ice
m
d
l
open 86443 1512 86
FY ice 117 47150 762
MY ice 0 14902 10815

Date: 2018-04-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86188 1168 13
FY ice 58 46912 939
MY ice 0 14278 11185
observations
open FY ice MY ice
m
d
l
open 86070 1525 59
FY ice 176 46465 871
MY ice 0 14368 11207

Date: 2018-04-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 86051 1438 15
FY ice 132 46907 869
MY ice 0 14333 11587
observations
open FY ice MY ice
m
d
l
open 85868 1853 38
FY ice 315 46261 796
MY ice 0 14564 11637


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