Validation of sea ice concentration

Bulletin date: 2011-05-11

Model vs. observations, sea ice class contingency tables

Date: 2011-05-05:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20373 434 441 548 342
VODI 197 174 197 354 238
ODI 112 145 78 228 438
CDI 108 84 162 462 1252
VCDI 66 98 178 639 10071
...date precedes bulletin

Date: 2011-05-09:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20248 560 679 589 358
VODI 157 112 227 362 208
ODI 83 94 137 346 518
CDI 76 45 139 427 1373
VCDI 21 55 140 1047 9418
...date precedes bulletin

Date: 2011-05-11:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20368 659 691 355 418
VODI 207 132 249 292 149
ODI 102 68 269 362 346
CDI 115 49 173 521 970
VCDI 98 107 205 1070 9444
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20437 686 753 436 433
VODI 136 117 244 304 197
ODI 91 50 220 334 414
CDI 119 55 168 450 875
VCDI 107 107 202 1076 9408

Date: 2011-05-13:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20661 485 471 386 519
VODI 207 68 182 235 331
ODI 110 79 241 197 506
CDI 60 57 217 345 1115
VCDI 77 118 161 1207 9384
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20716 478 527 463 583
VODI 126 86 220 204 360
ODI 88 84 201 177 557
CDI 98 34 177 379 995
VCDI 87 125 147 1147 9360

Date: 2011-05-17:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2011-05-19:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20626 735 408 174 289
VODI 141 188 200 225 191
ODI 95 123 190 292 310
CDI 34 76 201 481 844
VCDI 22 97 272 1273 9932
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 20608 781 520 325 483
VODI 139 146 178 231 244
ODI 50 99 146 327 301
CDI 58 91 171 421 628
VCDI 63 102 256 1141 9910


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