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

Validation of sea ice concentration - American sector

Bulletin date: 2015-06-04

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

Model vs. observations, sea ice class contingency tables

Date: 2015-05-29:

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 1519 918 651 14 0 0 0
OW 0 100 301 346 49 0 0 0
VODI 0 44 165 450 211 34 0 0
ODI 0 10 50 415 466 219 10 0
CDI 0 0 2 351 926 1766 385 0
VCDI 0 0 0 154 368 6593 16605 12744
...date precedes bulletin

Date: 2015-05-31:

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 1719 919 559 52 0 0 0
OW 0 111 326 312 37 0 0 0
VODI 0 45 184 451 205 70 9 0
ODI 0 31 61 409 408 208 35 0
CDI 0 0 33 437 912 1464 770 3
VCDI 0 0 12 191 280 1981 17591 16041
...date precedes bulletin

Date: 2015-06-02:

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 0 1978 1308 626 39 0 0 0
OW 0 48 203 441 75 0 0 0
VODI 0 8 86 518 231 24 2 0
ODI 0 4 19 320 575 169 12 0
CDI 0 0 4 340 821 1136 278 0
VCDI 0 0 0 79 257 4372 17338 14555
...date precedes bulletin

Date: 2015-06-04:

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 2059 1369 764 11 0 0 0
OW 0 62 142 510 72 0 0 0
VODI 0 21 72 457 282 22 5 0
ODI 0 2 36 255 699 103 45 0
CDI 0 0 28 393 836 1005 690 0
VCDI 0 0 0 122 339 2657 18588 14220
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0

Date: 2015-06-06:

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 2533 1026 800 38 0 0 0
OW 0 127 156 402 147 0 0 0
VODI 0 48 121 399 323 46 7 0
ODI 0 27 67 380 539 143 23 0
CDI 0 7 63 411 728 1155 957 0
VCDI 0 0 26 118 330 1943 15664 17112
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0

Date: 2015-06-08:

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 0 2543 1297 759 50 0 0 0
OW 0 64 242 504 102 0 0 0
VODI 0 1 67 681 279 5 0 0
ODI 0 0 43 278 624 95 2 0
CDI 0 0 1 309 768 1870 236 0
VCDI 0 0 0 53 343 4898 18962 10790
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0

Date: 2015-06-10:

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 0 2763 1325 818 62 0 0 0
OW 0 55 114 599 109 0 0 0
VODI 0 21 94 542 401 2 2 0
ODI 0 0 58 293 550 88 28 0
CDI 0 0 2 270 1062 2006 1377 0
VCDI 0 0 26 79 778 6240 13745 12357
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0

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 0 2747 1426 729 173 0 0 0
OW 0 70 159 605 182 0 0 0
VODI 0 26 106 493 396 12 1 0
ODI 0 0 51 424 441 154 5 0
CDI 0 0 7 333 1359 2689 1389 4
VCDI 0 28 5 144 1175 5126 15486 9921
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0


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