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: 2020-10-15

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-10-09:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 23945 844 76
FY ice 41 1083 3229
MY ice 0 196 13436
...date precedes bulletin

Date: 2020-10-11:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 23043 1048 253
FY ice 37 749 4908
MY ice 0 201 13384
...date precedes bulletin

Date: 2020-10-13:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 22144 797 82
FY ice 30 496 6057
MY ice 0 139 14047
...date precedes bulletin

Date: 2020-10-15:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 21660 974 113
FY ice 81 901 5862
MY ice 0 201 13955
observations
open FY ice MY ice
m
d
l
open 21634 972 121
FY ice 107 893 5804
MY ice 0 211 14005

Date: 2020-10-17:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 21354 1167 6
FY ice 102 2755 2573
MY ice 0 803 12770
observations
open FY ice MY ice
m
d
l
open 21330 1245 7
FY ice 126 2698 2542
MY ice 0 782 12800

Date: 2020-10-19:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 20852 852 0
FY ice 36 5368 988
MY ice 0 1273 12043
observations
open FY ice MY ice
m
d
l
open 20807 1782 19
FY ice 81 4544 955
MY ice 0 1167 12057

Date: 2020-10-21:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 20892 638 61
FY ice 68 6254 1300
MY ice 0 1518 12118
observations
open FY ice MY ice
m
d
l
open 20857 1327 222
FY ice 103 5657 1144
MY ice 0 1426 12113

Date: 2020-10-23:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 20707 734 7
FY ice 19 6528 1093
MY ice 0 1646 12284
observations
open FY ice MY ice
m
d
l
open 20690 1330 68
FY ice 36 6050 1048
MY ice 0 1528 12268


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