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

Validation of ice thickness - Full domain

Bulletin date: 2023-10-26

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: 2023-10-20:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 394759 23935 27 16 0
c1 5041 32163 7064 980 0
c2 1105 6388 3083 1568 0
c3 2027 6175 5317 4472 0
c4 3831 4141 5030 5238 0
...date precedes bulletin

Date: 2023-10-22:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 392305 18064 18 2 0
c1 11561 30615 6646 1955 0
c2 2752 5440 2776 1939 0
c3 14584 5507 4369 2703 0
c4 8305 3174 4427 4196 0
...date precedes bulletin

Date: 2023-10-24:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 389948 12241 0 2 0
c1 17284 37083 3296 174 0
c2 5408 7988 6409 2467 0
c3 16908 3515 4261 3449 0
c4 3286 1046 3184 3228 0
...date precedes bulletin

Date: 2023-10-26:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 379988 15513 3 2 0
c1 10047 50605 2219 104 0
c2 2231 10569 8065 3060 0
c3 8917 2896 5945 5467 0
c4 1569 1086 3097 4411 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 380366 15545 8 2 0
c1 9715 50416 2192 111 0
c2 2384 10749 8605 3127 0
c3 8942 2887 5678 5721 0
c4 1345 1072 2846 4083 0

Date: 2023-10-28:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 374245 13152 2 5 0
c1 12037 48791 7418 395 0
c2 2300 9838 10817 2247 0
c3 8082 3323 5628 5623 0
c4 1933 690 2611 6367 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 374721 13457 6 5 0
c1 11563 48368 7345 396 0
c2 2498 9967 11296 2375 0
c3 8137 3342 5521 5682 0
c4 1678 660 2308 6179 0

Date: 2023-10-30:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 366261 10652 8 2 0
c1 12555 53168 11150 1285 0
c2 2655 5234 10128 7285 0
c3 5544 1750 3215 5049 0
c4 1268 20 882 6157 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 368176 13139 8 2 0
c1 9485 48314 11822 1737 0
c2 2500 5807 8622 7032 0
c3 6743 3229 3867 4897 0
c4 1379 335 1064 6110 0

Date: 2023-11-01:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 359386 13632 34 2 0
c1 18842 41581 14368 2892 0
c2 3305 3559 6297 7096 0
c3 4551 1593 2102 2816 0
c4 1858 33 557 1420 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 360060 14805 43 2 0
c1 16319 39028 14408 3710 0
c2 3278 4017 5263 5995 0
c3 6205 2161 2772 2782 0
c4 2080 387 872 1737 0

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
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 354674 15043 87 21 0
c1 8385 46641 15599 4353 0
c2 619 5761 7192 4758 0
c3 1280 3013 4079 3012 0
c4 492 317 815 1431 0


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