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

Validation of sea ice concentration - Asian sector

Bulletin date: 2017-06-08

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

Model vs. observations, sea ice class contingency tables

Date: 2017-06-02:

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 26 375 185 132 11 0 0 0
OW 0 39 85 105 24 0 0 0
VODI 0 22 74 272 105 23 1 0
ODI 0 3 126 380 190 52 17 0
CDI 0 0 106 684 712 775 241 0
VCDI 0 0 35 551 1725 3576 9588 11842
...date precedes bulletin

Date: 2017-06-04:

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 0 249 435 145 16 0 0 0
OW 0 26 113 111 17 1 1 0
VODI 0 13 128 286 99 29 0 0
ODI 0 0 136 417 176 55 33 0
CDI 0 0 84 635 523 799 266 0
VCDI 0 0 59 540 1550 3830 14927 6383
...date precedes bulletin

Date: 2017-06-06:

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 0 499 676 325 11 1 0 0
OW 0 8 84 349 14 1 1 0
VODI 0 16 50 445 96 13 0 0
ODI 0 6 19 371 291 81 1 0
CDI 0 0 73 430 915 1256 431 0
VCDI 0 0 5 337 752 2553 14741 7231
...date precedes bulletin

Date: 2017-06-08:

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 5 531 707 312 19 1 1 0
OW 0 27 87 329 26 3 0 0
VODI 0 24 46 443 141 23 0 0
ODI 0 8 30 402 295 104 33 0
CDI 0 5 102 351 1042 1313 739 34
VCDI 0 0 70 441 785 4034 15337 4232
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5 517 710 340 16 0 1 0
OW 0 44 86 308 26 4 0 0
VODI 0 22 49 416 141 21 0 0
ODI 0 9 27 401 249 102 46 0
CDI 0 3 82 373 1045 1303 802 28
VCDI 0 0 88 440 831 4048 15261 4238

Date: 2017-06-10:

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 1 597 533 273 19 1 0 0
OW 0 26 187 290 45 0 1 0
VODI 0 15 117 425 148 14 6 0
ODI 0 3 60 408 317 152 90 0
CDI 0 3 143 530 1270 1903 550 19
VCDI 0 0 73 444 752 2771 13573 6323
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1 595 578 305 19 0 0 0
OW 0 27 167 269 51 1 1 0
VODI 0 16 114 400 164 17 9 0
ODI 0 3 48 425 257 155 84 0
CDI 0 3 115 532 1275 1859 593 5
VCDI 0 0 91 439 785 2809 13533 6337

Date: 2017-06-12:

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 2 757 785 371 29 2 1 0
OW 0 22 226 544 38 3 0 0
VODI 0 8 65 576 237 11 0 0
ODI 0 0 157 546 1068 153 20 0
CDI 0 0 13 483 1620 1772 209 0
VCDI 0 0 0 48 220 2323 10742 9031
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2 696 531 318 43 4 0 0
OW 0 61 189 248 36 2 1 0
VODI 0 19 185 395 170 33 20 0
ODI 0 7 80 489 360 173 94 0
CDI 0 4 159 671 1816 1456 625 0
VCDI 0 0 102 447 787 2596 10232 9031

Date: 2017-06-14:

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 2 979 1051 578 36 0 1 0
OW 0 42 119 414 61 2 2 0
VODI 0 44 75 477 309 21 23 0
ODI 0 25 98 487 837 297 48 0
CDI 0 0 102 660 1651 1445 399 0
VCDI 0 0 0 27 515 3533 11515 6207
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2 899 580 346 48 2 1 0
OW 0 78 224 190 46 1 1 0
VODI 0 28 233 361 165 39 35 0
ODI 0 20 137 468 380 165 146 0
CDI 0 59 203 855 1829 1450 1006 0
VCDI 0 6 68 423 941 3641 10799 6207

Date: 2017-06-16:

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 0 903 1079 564 52 1 1 0
OW 0 23 172 443 111 6 1 0
VODI 0 1 118 524 357 41 7 0
ODI 0 0 101 426 880 405 54 0
CDI 0 0 107 815 1761 2172 501 0
VCDI 0 0 0 43 746 2520 8345 8802
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 825 686 305 50 0 1 0
OW 0 75 203 237 63 3 1 0
VODI 0 21 209 435 198 83 50 0
ODI 0 5 144 481 510 294 159 0
CDI 0 1 286 1011 1806 1954 644 0
VCDI 0 0 49 346 1280 2811 8054 8802


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