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

Validation of sea ice concentration - Full domain

Bulletin date: 2015-06-18

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

Model vs. observations, sea ice class contingency tables

Date: 2015-06-12:

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 70156 22173 4321 2267 311 1 0 0
OW 41 139 611 1789 436 10 0 0
VODI 0 48 266 1393 1163 115 11 0
ODI 0 0 102 938 1524 601 138 0
CDI 0 0 33 598 2948 5221 4065 4
VCDI 0 28 5 257 1887 9706 33530 20212
...date precedes bulletin

Date: 2015-06-14:

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 70252 22611 3943 2652 523 3 0 0
OW 34 231 638 1383 613 24 10 0
VODI 0 105 361 1395 1149 128 63 0
ODI 0 54 148 954 1541 590 214 0
CDI 0 114 46 918 4669 5926 3624 13
VCDI 0 0 4 297 3335 19190 21630 17663
...date precedes bulletin

Date: 2015-06-16:

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 71132 23656 4515 2337 371 1 2 0
OW 35 35 511 1745 308 2 6 0
VODI 0 8 102 1826 1294 79 11 0
ODI 0 38 20 723 2813 405 64 0
CDI 0 58 5 518 5571 7038 1714 0
VCDI 0 1 0 203 4792 14232 29875 11002
...date precedes bulletin

Date: 2015-06-18:

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 71353 23853 4428 2893 353 2 5 0
OW 23 72 454 1855 421 3 9 0
VODI 0 2 193 1660 1150 126 40 0
ODI 0 0 42 1050 2538 627 135 0
CDI 0 1 6 1050 5469 6223 3295 3
VCDI 0 1 0 367 6058 13660 24914 12714
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71353 23874 4469 3168 456 2 5 0
OW 23 51 417 1587 372 23 6 0
VODI 0 1 189 1640 1106 122 44 0
ODI 0 1 41 1067 2490 620 147 0
CDI 0 1 7 1038 5597 6343 3359 4
VCDI 0 1 0 375 5968 13531 24837 12713

Date: 2015-06-20:

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 74554 21588 3921 3079 389 5 2 0
OW 40 175 571 1563 564 18 4 0
VODI 0 169 255 1388 1323 227 12 0
ODI 0 259 36 1023 2279 1463 57 0
CDI 0 372 4 682 5961 6598 2587 1
VCDI 0 1 0 434 8721 11424 20200 15099
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74554 21633 4013 3330 475 22 2 0
OW 40 141 514 1270 521 30 4 0
VODI 0 147 219 1394 1319 197 8 0
ODI 0 260 34 1055 2267 1229 77 0
CDI 0 382 7 678 6166 7193 2716 0
VCDI 0 1 0 442 8489 11064 20055 15100

Date: 2015-06-22:

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 71697 24718 4945 2855 242 5 0 0
OW 39 8 380 1740 284 17 0 0
VODI 0 13 32 2088 1614 98 0 0
ODI 0 9 3 783 4819 511 21 0
CDI 0 15 1 360 7596 10612 810 0
VCDI 0 1 0 335 5119 10223 21035 14020
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71698 24532 4589 3264 485 45 0 0
OW 38 133 431 1208 645 78 0 0
VODI 0 44 264 1403 1669 275 20 0
ODI 0 28 69 1077 2709 1302 201 0
CDI 0 26 8 604 6266 7911 2724 1
VCDI 0 1 0 605 7900 11855 18921 14019

Date: 2015-06-24:

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 74289 23199 4576 3150 204 0 0 0
OW 35 2 300 1722 419 13 0 0
VODI 0 0 55 1989 1920 169 5 0
ODI 0 1 3 753 4642 670 34 0
CDI 0 7 8 476 8889 11414 1653 0
VCDI 0 0 0 307 5031 11709 17870 11534
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74289 22950 3984 3296 469 19 0 0
OW 35 204 530 1184 684 52 7 0
VODI 0 46 320 1487 1864 254 21 0
ODI 0 1 97 1160 3126 1036 142 0
CDI 0 8 11 656 7301 8912 3440 0
VCDI 0 0 0 614 7661 13702 15952 11534

Date: 2015-06-26:

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 72875 25221 4573 3081 129 1 0 0
OW 15 18 379 1807 513 19 2 0
VODI 0 0 98 1917 2322 293 16 0
ODI 0 1 7 510 4670 1091 45 0
CDI 0 12 22 506 11591 9851 3374 0
VCDI 0 14 9 426 3665 8295 20612 9068
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72875 24951 3948 3314 294 19 2 0
OW 15 248 598 1159 723 88 16 0
VODI 0 40 392 1426 2166 367 39 0
ODI 0 0 111 1029 3525 1173 163 0
CDI 0 7 2 559 8492 10123 6705 91
VCDI 0 20 37 760 7690 7780 17124 8977


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