Description of algorithm
Interpretation of results
  Ice thickness stat.s ++
  Contingency tables

Validation of ice thickness - Full domain

Bulletin date: 2025-02-20

Data source: AWI SMOS sea ice thickness

Definition of categories:

Category   Sea ice thickness   
c1<0.3m
c20.3 - 0.6m
c30.6 - 1m
c4>1m

Model vs. SMOS observations, sea ice thickness contingency tables

Date: 2025-02-14:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2025-02-16:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2025-02-18:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 255745 1776 1 0 0
c1 23695 18131 2633 505 0
c2 15831 6998 11951 4922 0
c3 23812 749 4170 7104 0
c4 24483 245 1300 5144 0
...date precedes bulletin

Date: 2025-02-20:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 253676 1997 1 0 0
c1 16731 22864 3304 950 0
c2 13529 10003 10875 4770 0
c3 22445 866 4599 6748 0
c4 24588 278 1279 3188 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 253675 2035 1 0 0
c1 16841 22838 3345 935 0
c2 13410 10014 10856 4701 0
c3 22485 846 4622 6841 0
c4 24558 275 1234 3179 0

Date: 2025-02-22:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 253034 1923 2 0 0
c1 19091 19194 2504 788 0
c2 15298 10462 12295 4505 0
c3 29490 1063 4533 8406 0
c4 25467 170 870 3699 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 252948 2077 3 0 0
c1 19293 18964 2456 785 0
c2 15243 10576 12435 4484 0
c3 29483 1036 4486 8481 0
c4 25413 159 824 3648 0

Date: 2025-02-24:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 254232 1645 0 1 0
c1 18648 22168 3990 934 0
c2 13765 5394 12095 5983 0
c3 22182 953 2667 8390 0
c4 24949 30 1315 4303 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 252579 1648 0 1 0
c1 21019 16799 1763 592 0
c2 14318 10352 12975 5234 0
c3 24308 1170 3913 9196 0
c4 21552 221 1416 4588 0

Date: 2025-02-26:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 253227 1986 1 1 0
c1 14080 24182 4445 1208 0
c2 12346 6174 11960 6413 0
c3 21569 922 2690 7289 0
c4 25523 282 1227 2801 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 251073 1949 0 1 0
c1 16927 19478 2213 805 0
c2 12817 10422 12845 5815 0
c3 24106 1261 3937 8266 0
c4 21822 436 1328 2825 0

Date: 2025-02-28:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 252233 2359 1 0 0
c1 16101 21415 4069 619 0
c2 13333 7055 12038 5329 0
c3 22235 792 2868 8380 0
c4 28045 299 736 5748 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 250504 2327 1 0 0
c1 18157 17916 2219 436 0
c2 14242 10202 12203 4669 0
c3 25220 1063 4393 9272 0
c4 23824 412 896 5699 0


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