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

Validation of ice thickness - Full domain

Bulletin date: 2025-01-23

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: 2025-01-17:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 265088 3361 9 0 0
c1 19454 20990 5860 1507 0
c2 8798 3864 15171 11788 0
c3 4060 500 3630 12601 0
c4 12089 24 476 1656 0
...date precedes bulletin

Date: 2025-01-19:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 263398 3220 3 1 0
c1 12886 24055 7460 2515 0
c2 7429 6281 12664 10024 0
c3 15185 704 3804 9673 0
c4 17122 68 759 2109 0
...date precedes bulletin

Date: 2025-01-21:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 262734 2421 14 0 0
c1 14566 21289 7432 2853 0
c2 12992 3791 13189 12816 0
c3 13912 562 2845 8900 0
c4 4057 56 430 1962 0
...date precedes bulletin

Date: 2025-01-23:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 261260 2321 5 0 0
c1 15916 21699 4872 1034 0
c2 17210 6147 11486 9218 0
c3 18697 1005 3858 9583 0
c4 5802 55 628 2306 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 261365 2385 5 0 0
c1 15889 21524 4878 1029 0
c2 17180 6281 11465 9285 0
c3 18573 987 3879 9548 0
c4 5878 50 622 2279 0

Date: 2025-01-25:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 259800 2791 3 0 0
c1 18825 18524 4110 1105 0
c2 17357 7227 11776 8913 0
c3 28101 1852 5574 8715 0
c4 19499 228 1424 2969 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 259786 2909 4 1 0
c1 18920 18340 4163 1037 0
c2 17505 7276 11709 8981 0
c3 27884 1892 5557 8727 0
c4 19487 205 1454 2956 0

Date: 2025-01-27:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 259758 3026 26 2 0
c1 13618 22011 7521 2314 0
c2 19486 5785 14068 9754 0
c3 29074 1213 4009 11156 0
c4 18300 425 1192 2519 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 258223 3279 27 21 0
c1 13394 19399 6635 1811 0
c2 19309 7318 13693 8951 0
c3 29190 1830 4738 11725 0
c4 20120 634 1723 3237 0

Date: 2025-01-29:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 260687 2313 24 14 0
c1 13259 18524 7149 2806 0
c2 14576 5483 12873 9231 0
c3 23301 951 4119 13747 0
c4 13049 552 1410 3179 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 257793 2454 41 19 0
c1 14989 15377 6104 2056 0
c2 15021 7718 11984 7612 0
c3 21887 1662 5529 14834 0
c4 15182 612 1917 4456 0

Date: 2025-01-31:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 261116 2054 4 0 0
c1 14991 18404 2993 872 0
c2 15363 7501 11093 6694 0
c3 25201 1406 3661 9639 0
c4 14932 774 1010 3118 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 257090 2110 4 0 0
c1 17481 15523 2266 741 0
c2 14882 9192 10084 6224 0
c3 23529 2492 4982 9560 0
c4 18621 822 1425 3798 0


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