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

Validation of ice thickness - Full domain

Bulletin date: 2023-04-06

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: 2023-03-31:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 49774 1668 22 48 0
c1 216 2265 173 147 0
c2 0 2003 1851 856 0
c3 0 521 2561 3080 0
c4 0 134 1427 2759 0
...date precedes bulletin

Date: 2023-04-02:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 49757 1523 14 17 0
c1 239 2743 299 110 0
c2 0 1797 2388 996 0
c3 0 304 2417 3176 0
c4 0 72 873 2415 0
...date precedes bulletin

Date: 2023-04-04:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 46648 1434 27 6 0
c1 267 2202 368 100 0
c2 0 1712 2201 839 0
c3 0 398 2606 2843 0
c4 0 106 1096 2487 0
...date precedes bulletin

Date: 2023-04-06:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 47602 1432 14 3 0
c1 251 2305 215 75 0
c2 0 1905 2268 660 0
c3 0 591 2495 2852 0
c4 0 234 1005 2451 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 47593 1442 14 3 0
c1 260 2295 214 75 0
c2 0 1903 2276 670 0
c3 0 593 2466 2818 0
c4 0 234 1027 2475 0

Date: 2023-04-08:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48089 1875 13 5 0
c1 335 2071 271 56 0
c2 0 2194 2140 559 0
c3 0 890 2880 2628 0
c4 0 307 1244 2477 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48085 1893 16 5 0
c1 339 2016 268 52 0
c2 0 2236 2156 570 0
c3 0 880 2828 2627 0
c4 0 312 1280 2471 0

Date: 2023-04-10:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 49279 1780 7 2 0
c1 325 2708 165 42 0
c2 56 3074 1691 556 0
c3 0 1060 2626 3236 0
c4 0 733 1177 4509 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 49128 1909 11 9 0
c1 497 2076 173 71 0
c2 35 3049 1638 679 0
c3 0 1445 2655 2983 0
c4 0 876 1189 4603 0

Date: 2023-04-12:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 50278 1444 7 3 0
c1 223 2086 69 40 0
c2 0 3024 1559 689 0
c3 0 1331 2597 2416 0
c4 0 1084 1498 3536 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 50129 1480 14 5 0
c1 372 1700 107 71 0
c2 0 2930 1456 761 0
c3 0 1657 2596 2510 0
c4 0 1202 1557 3337 0

Date: 2023-04-14:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48405 1569 16 5 0
c1 316 1955 72 65 0
c2 8 3164 1107 958 0
c3 0 1690 2229 1968 0
c4 0 878 1296 4034 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48255 1659 22 11 0
c1 462 1619 92 149 0
c2 12 3117 953 854 0
c3 0 1882 2309 2334 0
c4 0 979 1344 3682 0


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