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: 2020-03-26

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

Model vs. observations, ice type area extent contingency tables

Date: 2020-03-20:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83545 962 42
FY ice 293 51509 1129
MY ice 0 11528 15398
...date precedes bulletin

Date: 2020-03-22:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83604 1105 2
FY ice 303 52037 778
MY ice 0 11012 16130
...date precedes bulletin

Date: 2020-03-24:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84420 868 40
FY ice 195 51497 1069
MY ice 0 10716 16516
...date precedes bulletin

Date: 2020-03-26:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 84077 1255 56
FY ice 159 51211 1347
MY ice 0 11196 16039
observations
open FY ice MY ice
m
d
l
open 84083 1282 60
FY ice 153 51319 1344
MY ice 0 11061 16038

Date: 2020-03-28:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83992 1363 92
FY ice 209 51533 1116
MY ice 0 11217 16002
observations
open FY ice MY ice
m
d
l
open 84007 1377 96
FY ice 194 51582 1126
MY ice 0 11154 15988

Date: 2020-03-30:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83566 1586 91
FY ice 67 52155 1106
MY ice 0 11546 15644
observations
open FY ice MY ice
m
d
l
open 83512 1624 116
FY ice 121 51998 1048
MY ice 0 11665 15677

Date: 2020-04-01:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83403 1918 91
FY ice 17 51913 1097
MY ice 0 12060 14629
observations
open FY ice MY ice
m
d
l
open 83374 1900 103
FY ice 46 51861 1041
MY ice 0 12130 14673

Date: 2020-04-03:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 83978 1639 123
FY ice 87 52367 1040
MY ice 9 11669 15398
observations
open FY ice MY ice
m
d
l
open 83954 1572 141
FY ice 107 52321 1009
MY ice 13 11782 15411


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