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

Validation of sea ice concentration - European sector

Bulletin date: 2014-07-24

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

Model vs. observations, sea ice class contingency tables

Date: 2014-07-18:

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 81576 14425 1279 884 34 0 0 0
OW 0 1 36 659 57 0 0 0
VODI 0 0 11 629 225 0 0 0
ODI 0 0 0 147 466 17 0 0
CDI 0 0 0 57 2185 2364 131 0
VCDI 0 0 0 0 36 2172 1709 0
...date precedes bulletin

Date: 2014-07-20:

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 81427 14002 1891 1002 31 0 0 0
OW 0 5 55 678 93 0 0 0
VODI 0 0 10 478 296 1 0 0
ODI 0 0 0 115 506 60 0 0
CDI 0 0 0 33 2544 2294 132 0
VCDI 0 0 0 0 142 2223 1082 0
...date precedes bulletin

Date: 2014-07-22:

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 82102 13979 1513 790 15 0 0 0
OW 0 0 59 608 29 0 0 0
VODI 0 0 2 716 213 3 0 0
ODI 0 0 0 91 779 152 0 0
CDI 0 0 0 0 193 5301 802 0
VCDI 0 0 0 1 36 1220 496 0
...date precedes bulletin

Date: 2014-07-24:

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 82582 13384 1531 1142 1 0 0 0
OW 0 0 60 702 22 0 0 0
VODI 0 0 0 632 194 9 0 0
ODI 0 0 0 130 810 78 0 0
CDI 0 0 0 0 1279 4846 279 0
VCDI 0 0 0 0 3 817 599 0
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82582 13354 1462 1945 190 0 0 0
OW 0 2 23 162 185 11 0 0
VODI 0 0 18 188 337 142 0 0
ODI 0 12 47 173 532 315 0 0
CDI 0 16 41 138 1063 4333 587 0
VCDI 0 0 0 0 2 949 291 0

Date: 2014-07-26:

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 82701 13423 1479 1177 5 0 0 0
OW 0 0 34 663 47 0 0 0
VODI 0 0 0 502 243 37 0 0
ODI 0 0 0 118 579 285 40 0
CDI 0 0 0 0 223 4265 2009 0
VCDI 0 0 0 0 2 363 905 0
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82701 13403 1413 1815 222 4 0 0
OW 0 0 10 135 160 51 0 0
VODI 0 0 11 192 222 239 40 0
ODI 0 9 38 172 336 562 15 0
CDI 0 11 41 146 157 3789 2552 0
VCDI 0 0 0 0 2 305 347 0

Date: 2014-07-28:

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 80118 15936 1705 909 18 0 0 0
OW 0 0 29 512 23 0 0 0
VODI 0 0 0 706 190 1 0 0
ODI 0 0 0 52 640 59 0 0
CDI 0 0 0 0 114 2001 189 0
VCDI 0 0 0 0 0 661 5173 64
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80118 15919 1649 1565 310 11 0 0
OW 0 0 0 159 150 37 38 0
VODI 0 0 11 171 236 221 99 0
ODI 0 5 39 156 202 430 302 0
CDI 0 12 35 128 87 1891 4443 60
VCDI 0 0 0 0 0 132 480 4

Date: 2014-07-30:

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 80778 15499 1561 898 55 0 0 0
OW 0 0 23 492 49 0 0 0
VODI 0 0 0 487 323 4 0 0
ODI 0 0 0 21 415 164 11 0
CDI 0 0 0 0 22 390 1516 203
VCDI 0 0 0 0 0 1069 3960 1160
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80778 15488 1497 1360 377 35 2 0
OW 0 0 0 103 183 41 53 0
VODI 0 0 10 173 161 193 243 0
ODI 0 3 44 119 85 203 684 53
CDI 0 8 33 143 58 1099 3792 1264
VCDI 0 0 0 0 0 56 713 46

Date: 2014-08-01:

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 84752 12038 1117 813 7 0 0 0
OW 0 0 14 568 36 0 0 0
VODI 0 0 0 595 142 10 0 0
ODI 0 0 0 55 429 71 6 0
CDI 0 0 0 1 192 1347 245 0
VCDI 0 0 0 0 0 3764 2877 21
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 84752 12034 1016 1485 199 10 1 0
OW 0 0 5 142 184 26 59 0
VODI 0 1 33 172 206 179 181 0
ODI 0 3 46 101 116 951 192 0
CDI 0 0 31 132 101 3965 1556 0
VCDI 0 0 0 0 0 61 1139 21


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