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

Validation of ice thickness - Full domain

Bulletin date: 2023-11-02

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: 2023-10-27:

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
...date precedes bulletin

Date: 2023-10-29:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 369066 15377 28 2 0
c1 6995 52303 10327 644 0
c2 2080 7143 11133 4664 0
c3 7249 2148 5060 4915 0
c4 4771 379 1746 4765 0
...date precedes bulletin

Date: 2023-10-31:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 363119 11799 12 2 0
c1 14388 50009 11774 1906 0
c2 2940 4439 8684 7260 0
c3 4458 1223 2524 3692 0
c4 5446 71 839 2616 0
...date precedes bulletin

Date: 2023-11-02:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 357212 14065 55 9 0
c1 15707 43536 15459 2910 0
c2 2435 3915 7483 7145 0
c3 3421 1658 2303 3763 0
c4 1032 27 518 1273 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 357324 14172 65 9 0
c1 15703 43345 15522 2814 0
c2 2542 4216 7486 7214 0
c3 3268 1457 2266 3875 0
c4 970 11 479 1188 0

Date: 2023-11-04:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 354258 12564 35 23 0
c1 15981 44023 15121 3187 0
c2 2158 4074 9112 6686 0
c3 2793 1375 2477 2635 0
c4 1169 35 646 1360 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 354212 12836 81 25 0
c1 16158 43645 15185 3149 0
c2 2153 4457 9170 6767 0
c3 2744 1114 2364 2655 0
c4 1092 19 591 1295 0

Date: 2023-11-06:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 350165 12252 12 20 0
c1 4297 49653 16909 1256 0
c2 445 6119 13783 8110 0
c3 257 805 2161 3173 0
c4 1577 112 501 1170 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 349170 13461 31 36 0
c1 5061 48792 21957 3124 0
c2 660 5473 8771 6848 0
c3 419 1178 2169 2624 0
c4 1431 37 438 1097 0

Date: 2023-11-08:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 346996 11836 10 4 0
c1 5223 41533 17811 1928 0
c2 565 5227 20537 10416 0
c3 283 1238 2548 3253 0
c4 2096 84 745 1483 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 345435 13139 27 20 0
c1 6455 39901 25453 4528 0
c2 859 5299 12963 8468 0
c3 354 1546 2543 2679 0
c4 2060 33 665 1389 0

Date: 2023-11-10:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 342803 10494 20 4 0
c1 11255 34763 14009 2196 0
c2 568 5793 21764 14265 0
c3 370 1179 2088 3110 0
c4 2848 141 848 1632 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 341423 11438 15 21 0
c1 12454 33778 18465 4723 0
c2 714 5633 17454 12133 0
c3 909 1425 2082 2823 0
c4 2344 96 713 1507 0


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