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 60700 3147 72 20 0
c1 421 9902 3488 729 0
c2 0 840 2144 1772 0
c3 0 99 293 381 0
c4 0 10 155 300 0
...date precedes bulletin

Date: 2023-11-05:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 55097 2864 44 33 0
c1 532 10568 2882 192 0
c2 0 1704 3927 1836 0
c3 0 140 409 772 0
c4 0 25 156 295 0
...date precedes bulletin

Date: 2023-11-07:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 58331 2671 59 33 0
c1 827 9337 3353 407 0
c2 1 1203 5288 2265 0
c3 1 222 499 795 0
c4 0 14 192 377 0
...date precedes bulletin

Date: 2023-11-09:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 57111 2570 43 28 0
c1 1019 8009 3038 485 0
c2 2 1116 5102 3141 0
c3 0 200 419 702 0
c4 0 28 206 393 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 57041 2671 44 32 0
c1 1088 7888 3008 489 0
c2 3 1141 5133 3122 0
c3 0 194 414 716 0
c4 0 29 209 390 0

Date: 2023-11-11:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 55183 2281 61 30 0
c1 1038 6684 1978 272 0
c2 5 1207 4958 2682 0
c3 1 152 393 544 0
c4 0 25 203 463 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 55209 2440 63 31 0
c1 1013 6502 1914 270 0
c2 3 1229 5011 2671 0
c3 2 154 399 556 0
c4 0 24 206 463 0

Date: 2023-11-13:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 49496 2179 23 21 0
c1 578 7567 1488 196 0
c2 2 1084 5910 3734 0
c3 0 117 764 1634 0
c4 0 49 182 441 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 48777 2160 53 33 0
c1 1295 7320 1679 712 0
c2 4 1373 5909 3808 0
c3 0 108 568 1078 0
c4 0 35 158 395 0

Date: 2023-11-15:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 56109 2637 38 27 0
c1 348 8242 1246 260 0
c2 6 1017 5186 4095 0
c3 2 138 649 1509 0
c4 0 31 172 427 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 55724 2237 69 37 0
c1 727 8464 1327 653 0
c2 11 1203 5277 4212 0
c3 3 135 459 1026 0
c4 0 26 159 390 0

Date: 2023-11-17:

Best estimate Forecast
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 60000 2443 30 25 0
c1 468 8220 1307 275 0
c2 3 999 3373 3907 0
c3 2 131 429 1304 0
c4 0 49 175 489 0
observations
open c1 c2 c3 c4
m
o
d
e
l		 open 59332 2258 53 37 0
c1 1129 8182 1299 494 0
c2 10 1198 3476 4092 0
c3 2 160 332 966 0
c4 0 44 154 411 0


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