Description of algorithm
Full domain
American sector
European sector
  Ice concntr, edge pos
  Contingency tables
Asian sector
GODAE regions

Validation of sea ice concentration - European sector

Bulletin date: 2018-07-26

Data source: OSI SAF N.H. sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2018-07-20:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91186 7573 96 585 26 0 0 0
OW 4 78 25 646 215 5 0 0
VODI 0 16 4 527 817 11 0 0
ODI 0 2 1 25 550 311 1 0
CDI 0 0 0 0 31 3008 999 0
VCDI 0 0 0 0 0 701 1657 0
...date precedes bulletin

Date: 2018-07-22:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91457 7492 107 517 46 0 0 0
OW 0 100 33 681 266 14 0 0
VODI 0 24 6 403 891 39 0 0
ODI 0 0 0 20 387 440 42 0
CDI 0 0 0 0 31 2763 1448 0
VCDI 0 0 0 0 0 533 1281 79
...date precedes bulletin

Date: 2018-07-24:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91997 7321 62 289 2 0 0 0
OW 0 229 52 509 83 1 0 0
VODI 0 25 9 787 457 3 0 0
ODI 0 0 0 48 583 82 0 0
CDI 0 0 0 0 97 2396 1407 0
VCDI 0 0 0 0 0 104 2168 389
...date precedes bulletin

Date: 2018-07-26:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92284 7272 57 231 1 5 0 0
OW 0 313 68 606 83 5 0 0
VODI 0 19 8 749 324 15 0 0
ODI 0 0 0 44 491 94 0 0
CDI 0 0 0 0 95 3380 730 0
VCDI 0 0 0 0 0 176 1822 228
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92284 7325 73 356 7 3 0 0
OW 0 259 50 587 95 6 0 0
VODI 0 20 10 627 313 12 0 0
ODI 0 0 0 60 477 112 0 0
CDI 0 0 0 0 102 3334 674 0
VCDI 0 0 0 0 0 208 1878 228

Date: 2018-07-28:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 93553 6293 40 201 8 5 0 0
OW 0 378 54 654 126 6 0 0
VODI 0 73 14 452 307 2 0 0
ODI 0 0 0 67 455 182 0 0
CDI 0 0 0 0 56 2357 2068 0
VCDI 0 0 0 0 0 670 1079 0
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 93553 6329 54 339 16 6 0 0
OW 0 341 39 544 127 5 0 0
VODI 0 74 15 412 294 2 0 0
ODI 0 0 0 79 445 165 1 0
CDI 0 0 0 0 70 2518 2030 0
VCDI 0 0 0 0 0 526 1116 0

Date: 2018-07-30:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 93618 6431 62 229 2 6 0 0
OW 0 217 45 484 38 7 0 0
VODI 0 16 3 544 288 0 0 0
ODI 0 0 0 15 589 52 1 0
CDI 0 0 0 0 67 2352 787 0
VCDI 0 0 0 0 0 444 2803 0
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 93618 6385 71 464 34 10 0 0
OW 0 235 32 475 161 3 0 0
VODI 0 44 7 300 361 4 0 0
ODI 0 0 0 33 380 405 1 0
CDI 0 0 0 0 48 2336 3285 0
VCDI 0 0 0 0 0 103 305 0

Date: 2018-08-01:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 93257 7128 71 211 7 5 0 0
OW 0 123 27 638 67 7 0 0
VODI 0 9 2 333 343 1 0 0
ODI 0 0 0 3 457 150 0 0
CDI 0 0 0 0 108 2253 1063 123
VCDI 0 0 0 0 0 336 1268 1110
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 93257 7027 72 412 50 8 0 0
OW 0 216 22 430 137 4 0 0
VODI 0 17 6 335 345 18 0 0
ODI 0 0 0 8 390 520 0 0
CDI 0 0 0 0 60 2202 2329 1069
VCDI 0 0 0 0 0 0 2 164

Date: 2018-08-03:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94040 6782 56 159 2 6 0 0
OW 0 180 37 543 72 4 0 0
VODI 0 18 6 250 350 1 0 0
ODI 0 0 0 9 593 173 0 0
CDI 0 0 0 0 320 2288 1120 327
VCDI 0 0 0 0 0 832 719 213
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94040 6656 49 287 34 7 0 0
OW 0 293 41 297 79 3 0 0
VODI 0 31 9 362 366 4 0 0
ODI 0 0 0 15 509 438 0 0
CDI 0 0 0 0 330 2477 1839 540
VCDI 0 0 0 0 19 375 0 0


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