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

Validation of ice thickness - Full domain

Bulletin date: 2023-03-30

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: 2023-03-24:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48133 1474 44 21 0
c1 234 2452 392 71 0
c2 0 1421 2765 1038 0
c3 0 623 2626 3016 0
c4 0 226 1892 4572 0
...date precedes bulletin

Date: 2023-03-26:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 50864 1821 27 18 0
c1 192 2921 345 44 0
c2 23 1457 2836 1029 0
c3 3 599 2841 3579 0
c4 0 210 1622 3819 0
...date precedes bulletin

Date: 2023-03-28:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 47996 1795 32 26 0
c1 159 2452 263 61 0
c2 0 1812 2427 1003 0
c3 0 540 2723 3406 0
c4 0 264 1616 3694 0
...date precedes bulletin

Date: 2023-03-30:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 50507 1544 17 35 0
c1 136 2270 207 63 0
c2 0 2003 2222 751 0
c3 0 557 2696 2844 0
c4 0 190 1535 3067 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 50522 1548 21 36 0
c1 121 2260 210 62 0
c2 0 2019 2203 764 0
c3 0 549 2698 2832 0
c4 0 188 1545 3066 0

Date: 2023-04-01:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 43428 1478 22 30 0
c1 204 2252 217 149 0
c2 0 2040 1906 787 0
c3 0 665 2730 2754 0
c4 0 119 1336 2864 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 43428 1493 26 31 0
c1 204 2245 209 153 0
c2 0 2023 1910 800 0
c3 0 696 2725 2726 0
c4 0 97 1341 2874 0

Date: 2023-04-03:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 46859 1405 27 6 0
c1 223 2530 321 110 0
c2 0 1638 2426 1067 0
c3 0 286 2341 3214 0
c4 0 85 895 2324 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 46848 1532 43 24 0
c1 234 2095 245 205 0
c2 0 1681 1935 1074 0
c3 0 541 2633 2932 0
c4 0 95 1154 2486 0

Date: 2023-04-05:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 42733 1377 26 8 0
c1 307 2198 255 108 0
c2 0 1771 2051 848 0
c3 0 403 2350 2930 0
c4 0 191 1029 2295 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 42697 1448 51 20 0
c1 335 1847 215 185 0
c2 8 1774 1636 786 0
c3 0 655 2602 2730 0
c4 0 216 1207 2468 0

Date: 2023-04-07:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48473 1532 13 6 0
c1 356 2039 183 36 0
c2 6 2189 2151 560 0
c3 0 740 2767 2539 0
c4 0 262 934 2283 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48405 1573 29 7 0
c1 418 1763 212 87 0
c2 12 2021 1799 487 0
c3 0 1025 2903 2382 0
c4 0 380 1105 2461 0


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