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

Validation of ice thickness - Full domain

Bulletin date: 2023-12-21

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: 2023-12-15:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 286444 9640 16 13 0
c1 15565 33332 6274 1840 0
c2 12759 4480 8736 8842 0
c3 6491 1834 3543 9010 0
c4 3324 1084 2417 2999 0
...date precedes bulletin

Date: 2023-12-17:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 280424 10421 32 1 0
c1 15134 33664 8219 2638 0
c2 11190 4800 7704 8672 0
c3 11602 1162 1420 6992 0
c4 17211 425 1338 4554 0
...date precedes bulletin

Date: 2023-12-19:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 277214 9337 12 4 0
c1 12571 38919 8204 2593 0
c2 7987 6173 9346 8911 0
c3 12678 1216 2416 6779 0
c4 18316 388 1212 4227 0
...date precedes bulletin

Date: 2023-12-21:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 274433 6974 72 0 0
c1 16516 34573 9495 2827 0
c2 10953 4455 9510 8003 0
c3 11502 1228 2450 5530 0
c4 18846 310 1120 2510 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 274090 6896 57 0 0
c1 16825 34638 9417 2806 0
c2 10983 4519 9583 7977 0
c3 11544 1187 2455 5593 0
c4 18808 300 1135 2494 0

Date: 2023-12-23:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 269608 6688 6 0 0
c1 18351 31198 10086 3161 0
c2 12717 3973 8030 8638 0
c3 13241 884 2095 6402 0
c4 18828 266 915 2684 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 269449 6509 10 0 0
c1 18409 31393 9952 3169 0
c2 12868 3968 8103 8670 0
c3 13153 870 2118 6364 0
c4 18866 269 949 2682 0

Date: 2023-12-25:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 268120 4769 8 2 0
c1 14278 35113 7551 1498 0
c2 5291 4756 11757 11762 0
c3 10826 940 2454 6998 0
c4 19508 67 824 2659 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 266201 5983 5 2 0
c1 16293 33063 9463 4617 0
c2 5198 5475 10221 9637 0
c3 11141 908 2074 6190 0
c4 19190 216 831 2473 0

Date: 2023-12-27:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 264774 6026 48 1 0
c1 15512 31025 6408 1964 0
c2 3503 5727 12999 11098 0
c3 8710 1193 3832 8727 0
c4 19863 265 1606 3367 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 261922 7069 166 1 0
c1 18124 28796 7857 3960 0
c2 3371 6702 12135 10053 0
c3 9669 1211 3313 8069 0
c4 19276 458 1422 3074 0

Date: 2023-12-29:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 264659 4486 6 0 0
c1 8910 35441 6308 2124 0
c2 984 7136 15290 13278 0
c3 855 2000 4531 8762 0
c4 1130 327 2070 3939 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 260854 5145 168 0 0
c1 12042 32832 7859 4093 0
c2 1374 8575 13716 11607 0
c3 1175 2274 4318 8645 0
c4 1093 564 2144 3758 0


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