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

Validation of ice thickness - Full domain

Bulletin date: 2023-12-14

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: 2023-12-08:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 306704 8009 19 3 0
c1 11265 30601 7132 892 0
c2 3826 5389 13401 8103 0
c3 700 1505 4821 15213 0
c4 1107 811 2755 4120 0
...date precedes bulletin

Date: 2023-12-10:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 299885 10072 30 11 0
c1 12700 32724 5273 571 0
c2 7540 5589 13070 7114 0
c3 10581 1563 3968 11016 0
c4 17820 567 2866 4815 0
...date precedes bulletin

Date: 2023-12-12:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 294951 9889 3 3 0
c1 11706 32517 7454 904 0
c2 1786 5803 17566 10886 0
c3 605 1777 3968 10631 0
c4 1126 449 1560 7305 0
...date precedes bulletin

Date: 2023-12-14:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 286483 12005 13 3 0
c1 13212 33706 7549 1305 0
c2 4791 6473 11467 11125 0
c3 2025 2033 3798 9135 0
c4 4835 827 2655 2286 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 286288 11920 13 3 0
c1 13419 33730 7590 1363 0
c2 4746 6629 11453 11092 0
c3 2087 1975 3872 9111 0
c4 4806 790 2554 2285 0

Date: 2023-12-16:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 284114 9343 32 4 0
c1 13152 35753 6968 2406 0
c2 12139 4548 8200 8218 0
c3 3720 1762 3391 8805 0
c4 2671 678 1482 3387 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 284026 9179 42 5 0
c1 13247 35896 6939 2407 0
c2 12143 4617 8224 8217 0
c3 3786 1748 3425 8878 0
c4 2594 644 1443 3313 0

Date: 2023-12-18:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 283156 5222 15 3 0
c1 16958 34092 8030 2375 0
c2 4272 6074 9198 10942 0
c3 10143 1499 3063 7959 0
c4 16749 346 1215 7103 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 281851 6188 13 0 0
c1 17651 31142 8428 3352 0
c2 4855 7421 8725 10058 0
c3 10022 2008 3028 7662 0
c4 16899 474 1327 7310 0

Date: 2023-12-20:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 276904 7317 6 2 0
c1 12370 37491 10150 2798 0
c2 3821 5924 11047 9398 0
c3 10030 1069 3088 5286 0
c4 18425 411 1222 2829 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 274199 8538 108 2 0
c1 14551 33988 10440 3982 0
c2 4217 7798 10277 8008 0
c3 9767 1334 3318 5510 0
c4 18816 554 1370 2811 0

Date: 2023-12-22:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 271339 7513 8 2 0
c1 10606 36000 10992 3492 0
c2 3318 5210 10495 10333 0
c3 10929 974 2440 5539 0
c4 21399 241 1137 2111 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 268845 8314 294 6 0
c1 12580 33026 10442 3947 0
c2 3192 6999 10405 9416 0
c3 10939 1245 2690 6096 0
c4 22035 354 1241 2012 0


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