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: 2020-10-29

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

Model vs. observations, ice type area extent contingency tables

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
...date precedes bulletin

Date: 2020-10-25:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 19471 1437 16
FY ice 3 6801 1144
MY ice 0 1708 12268
...date precedes bulletin

Date: 2020-10-27:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 18925 1226 48
FY ice 18 7688 1137
MY ice 0 1878 12257
...date precedes bulletin

Date: 2020-10-29:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 17614 1995 2
FY ice 9 8156 1043
MY ice 0 2085 12130
observations
open FY ice MY ice
m
d
l
open 17616 1952 2
FY ice 7 8143 1007
MY ice 0 2141 12166

Date: 2020-10-31:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 16187 2913 0
FY ice 18 9147 851
MY ice 0 2036 12090
observations
open FY ice MY ice
m
d
l
open 16186 2846 0
FY ice 19 9135 834
MY ice 0 2115 12107

Date: 2020-11-02:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 15620 1141 0
FY ice 3 10790 881
MY ice 0 2965 12099
observations
open FY ice MY ice
m
d
l
open 15613 2709 0
FY ice 10 9958 869
MY ice 0 2229 12111

Date: 2020-11-04:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 15053 1163 0
FY ice 5 10995 1013
MY ice 0 2787 12231
observations
open FY ice MY ice
m
d
l
open 15013 2143 0
FY ice 45 10657 969
MY ice 0 2145 12275

Date: 2020-11-06:

Best estimate Forecast
observations
open FY ice MY ice
m
d
l
open 14594 1182 0
FY ice 86 11583 1066
MY ice 0 2670 12152
observations
open FY ice MY ice
m
d
l
open 14521 1573 0
FY ice 159 11635 943
MY ice 0 2227 12275


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