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

Validation of sea ice concentration - Full domain

Bulletin date: 2018-01-04

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

Model vs. observations, sea ice class contingency tables

Date: 2017-12-29:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2017-12-31:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2018-01-02:

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 75844 14892 204 790 357 60 0 0
OW 64 274 50 543 375 115 6 0
VODI 0 98 17 404 701 122 11 0
ODI 0 47 3 76 731 206 20 0
CDI 0 29 9 75 735 750 60 15
VCDI 0 3 4 25 612 5357 25791 57573
...date precedes bulletin

Date: 2018-01-04:

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 75510 14754 166 572 295 65 0 0
OW 67 492 81 418 243 138 24 0
VODI 0 167 39 445 551 212 18 0
ODI 0 47 4 136 577 275 23 1
CDI 0 43 7 50 557 643 88 23
VCDI 0 6 3 65 617 5843 23305 60478
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75510 14793 181 629 341 135 0 0
OW 67 436 64 369 249 117 29 0
VODI 0 174 40 426 509 213 18 0
ODI 0 50 5 137 578 240 50 1
CDI 0 47 6 54 545 636 79 47
VCDI 0 9 4 71 618 5835 23282 60454

Date: 2018-01-06:

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 75701 14562 143 441 250 79 0 0
OW 67 616 83 351 161 40 9 0
VODI 0 302 46 448 361 176 64 0
ODI 0 108 22 195 477 291 13 0
CDI 0 48 18 139 512 521 75 28
VCDI 0 13 10 140 988 5205 22209 62136
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75701 14556 141 470 277 107 1 0
OW 67 588 82 310 154 65 29 0
VODI 0 304 47 432 309 194 47 0
ODI 0 126 20 207 470 268 13 0
CDI 0 60 22 131 524 476 65 29
VCDI 0 15 10 164 1015 5202 22215 62135

Date: 2018-01-08:

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 75963 14732 144 550 201 10 0 0
OW 65 513 94 397 211 11 0 0
VODI 0 200 49 649 497 39 0 0
ODI 0 69 11 178 869 277 6 0
CDI 0 23 8 116 704 764 108 66
VCDI 0 1 1 60 841 5813 26566 56242
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75961 14221 137 536 254 31 0 0
OW 67 610 59 242 203 34 8 0
VODI 0 382 54 434 353 114 41 0
ODI 0 153 23 344 535 223 32 1
CDI 0 100 22 188 683 549 35 76
VCDI 0 72 12 206 1295 5963 26564 56231

Date: 2018-01-10:

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 76077 14563 164 573 140 0 0 0
OW 67 279 68 475 258 16 0 0
VODI 0 145 27 302 513 92 0 0
ODI 0 72 17 216 455 260 4 0
CDI 0 22 3 151 564 1014 61 5
VCDI 0 2 2 67 795 5334 25370 58875
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76071 13994 138 518 189 13 0 0
OW 73 492 47 306 256 45 0 0
VODI 0 313 42 336 365 147 6 0
ODI 0 117 25 192 407 239 14 0
CDI 0 81 20 210 496 806 82 20
VCDI 0 86 9 222 1012 5466 25333 58860

Date: 2018-01-12:

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 75502 14514 201 724 161 2 0 0
OW 71 226 55 440 381 14 0 0
VODI 0 109 18 349 484 147 0 0
ODI 0 47 13 162 476 177 11 0
CDI 0 26 6 106 621 727 89 6
VCDI 0 4 3 61 771 6430 24585 59329
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75500 14038 150 539 192 16 0 0
OW 73 516 80 397 253 33 1 0
VODI 0 223 27 363 416 149 7 0
ODI 0 64 16 203 391 187 10 0
CDI 0 38 7 155 602 603 66 18
VCDI 0 47 16 185 1040 6509 24601 59317


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