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: 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 67807 18227 2302 1364 173 0 0 0
OW 46 11 236 423 208 13 0 0
VODI 0 0 57 480 507 86 13 0
ODI 0 0 1 222 541 226 51 0
CDI 0 0 0 73 766 1870 935 0
VCDI 0 0 0 47 148 2030 8234 2003
...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 68727 17795 1915 1330 170 0 0 0
OW 51 62 204 424 264 23 1 0
VODI 0 6 95 408 551 92 42 0
ODI 0 0 15 192 429 219 171 0
CDI 0 0 2 133 805 1762 1410 0
VCDI 0 0 5 46 191 1759 8217 1584
...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 70284 16550 1883 1269 129 17 0 0
OW 50 0 174 556 169 7 0 0
VODI 0 0 26 566 544 30 3 0
ODI 0 0 36 218 703 162 18 0
CDI 0 0 3 118 827 2127 778 0
VCDI 0 0 0 0 80 1138 9139 1496
...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 70001 17064 2007 1037 74 13 0 0
OW 44 6 242 640 198 0 0 0
VODI 0 3 42 665 393 11 0 0
ODI 0 5 24 227 782 161 8 0
CDI 0 0 16 109 900 2366 747 0
VCDI 0 0 0 7 85 2360 7633 1230
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 69457 17210 2169 1317 124 0 0 0
OW 50 1 217 688 286 36 0 0
VODI 0 0 88 497 392 56 0 0
ODI 0 0 32 270 835 225 8 0
CDI 0 0 19 109 833 2137 1119 0
VCDI 0 0 0 29 94 562 5376 4864
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 68792 17631 2291 1395 59 0 0 0
OW 42 4 134 841 171 19 0 0
VODI 0 0 14 704 495 34 0 0
ODI 0 0 0 117 1318 143 6 0
CDI 0 0 0 47 594 2265 405 0
VCDI 0 0 0 0 33 436 7303 3807
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 67076 19222 2861 1395 128 13 0 0
OW 43 0 138 704 225 18 0 0
VODI 0 0 21 564 593 49 3 0
ODI 0 0 0 160 985 223 15 0
CDI 0 0 0 87 904 2007 613 0
VCDI 0 0 0 0 49 1343 7499 2162
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 70156 17456 2090 1104 127 1 0 0
OW 41 39 335 606 210 10 0 0
VODI 0 11 108 598 521 49 7 0
ODI 0 0 42 247 705 227 72 0
CDI 0 0 26 128 556 1360 1455 0
VCDI 0 0 0 69 183 791 4948 4822
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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