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

Validation of ice thickness - Full domain

Bulletin date: 2023-10-19

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: 2023-10-13:

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

Date: 2023-10-15:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 421415 16357 3 0 0
c1 5849 23621 808 21 0
c2 1407 6986 3479 1101 0
c3 5653 5265 5472 4763 0
c4 3907 2842 3572 2849 0
...date precedes bulletin

Date: 2023-10-17:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 411628 19064 20 2 0
c1 3358 30564 1637 1025 0
c2 312 6596 3420 1551 0
c3 664 5462 5519 4693 0
c4 616 3163 3985 4166 0
...date precedes bulletin

Date: 2023-10-19:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 402560 20878 12 0 0
c1 8688 27270 4319 1257 0
c2 2058 4661 3621 1289 0
c3 12318 4363 4102 2980 0
c4 10487 2669 3514 3742 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 402830 20895 12 0 0
c1 8404 27235 4319 1332 0
c2 2101 4522 3830 1267 0
c3 12435 4700 4114 3078 0
c4 10341 2489 3293 3591 0

Date: 2023-10-21:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 396062 18393 6 10 0
c1 11913 28680 5703 1649 0
c2 3109 4702 2530 1970 0
c3 15283 5139 3860 2939 0
c4 5796 3834 4728 4190 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 396345 18833 10 10 0
c1 11603 28312 5597 1697 0
c2 3011 4685 2588 1692 0
c3 15535 5192 4224 3396 0
c4 5669 3726 4408 3963 0

Date: 2023-10-23:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 389938 14268 11 2 0
c1 6450 45489 4045 435 0
c2 876 9800 6731 4031 0
c3 2288 4759 4531 10691 0
c4 7226 691 1948 6279 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 388986 19964 11 2 0
c1 6506 37725 5046 1818 0
c2 842 7520 2445 1709 0
c3 1286 6816 6718 9413 0
c4 9158 2982 3046 8496 0

Date: 2023-10-25:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 386636 12277 0 0 0
c1 16916 41637 1868 187 0
c2 3645 9811 7778 2312 0
c3 15543 3657 4932 3902 0
c4 6840 1083 2925 3299 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 387354 14895 62 0 0
c1 14668 39312 3055 647 0
c2 2742 6739 3557 1055 0
c3 13069 4328 7174 3857 0
c4 11747 3191 3655 4141 0

Date: 2023-10-27:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 378208 13507 2 6 0
c1 14426 46703 4352 172 0
c2 2272 10534 8765 2728 0
c3 13245 3101 5333 5601 0
c4 3311 793 2985 5894 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 378360 15004 63 6 0
c1 12734 46396 5510 405 0
c2 2167 6847 4547 1069 0
c3 10639 3596 6981 5318 0
c4 7562 2795 4336 7603 0


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