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

Validation of ice thickness - Full domain

Bulletin date: 2023-11-09

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: 2023-11-03:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 355690 13719 49 21 0
c1 7650 50338 15768 3643 0
c2 459 5193 8482 6062 0
c3 1170 1487 2982 2598 0
c4 481 38 491 1251 0
...date precedes bulletin

Date: 2023-11-05:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 352116 12428 37 10 0
c1 29675 34187 12201 2939 0
c2 9985 2046 4371 5170 0
c3 17729 961 1154 1117 0
c4 6260 27 512 1212 0
...date precedes bulletin

Date: 2023-11-07:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 349068 11852 6 6 0
c1 16205 37989 13251 1666 0
c2 2691 5196 15371 8332 0
c3 3285 662 2141 2909 0
c4 4098 68 478 1232 0
...date precedes bulletin

Date: 2023-11-09:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 343173 12851 8 4 0
c1 9375 37216 14252 2453 0
c2 3564 5094 18371 12339 0
c3 5254 1209 1901 2222 0
c4 1316 186 806 1535 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 343139 13072 9 4 0
c1 9415 36973 14176 2493 0
c2 3630 5210 18514 12398 0
c3 5137 1145 1844 2197 0
c4 1361 156 795 1461 0

Date: 2023-11-11:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 341141 9640 0 6 0
c1 20526 28523 9706 1544 0
c2 7279 5239 19754 11795 0
c3 12677 759 1738 1651 0
c4 9184 112 878 1141 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 340947 10020 0 7 0
c1 20608 28158 9729 1566 0
c2 7501 5280 19838 11813 0
c3 12586 726 1670 1729 0
c4 9165 89 839 1022 0

Date: 2023-11-13:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 338489 8462 6 2 0
c1 15415 29793 5951 864 0
c2 15070 4486 22523 11700 0
c3 9909 733 1848 3916 0
c4 7812 163 942 1690 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 336893 9565 6 2 0
c1 20230 27539 6585 1332 0
c2 11770 5738 21761 12703 0
c3 11274 642 2093 2511 0
c4 6528 153 825 1624 0

Date: 2023-11-15:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 331506 11884 8 10 0
c1 3306 36942 7410 1814 0
c2 756 5910 27061 17452 0
c3 3176 937 2619 4485 0
c4 1473 164 798 1780 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 330020 11846 11 10 0
c1 4696 36034 8565 3202 0
c2 1042 6889 26066 16824 0
c3 3354 897 2418 3993 0
c4 1105 171 836 1512 0

Date: 2023-11-17:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 328141 10670 12 2 0
c1 7561 33918 5263 1239 0
c2 6389 5756 17804 15813 0
c3 9544 952 2327 4128 0
c4 4182 213 708 1695 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 327200 10148 12 2 0
c1 10466 33782 5838 1716 0
c2 4659 6355 17541 15914 0
c3 10654 1039 2020 3832 0
c4 2838 185 703 1413 0


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