Validation of sea ice concentration

Bulletin date: 2015-12-31

Model vs. observations, sea ice class contingency tables

Date: 2015-12-25:

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

Date: 2015-12-29:

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 14921 6870 980 217 33 8 2 0
OW 0 130 311 152 59 28 11 0
VODI 0 115 336 245 132 63 37 0
ODI 0 42 201 247 216 225 69 0
CDI 0 21 48 128 242 454 373 2
VCDI 0 27 50 55 123 682 5419 3793
...date precedes bulletin

Date: 2015-12-31:

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

Date: 2016-01-04:

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 16183 6743 727 157 60 11 5 0
OW 0 425 520 296 174 21 3 0
VODI 0 55 244 268 238 132 40 0
ODI 0 9 61 101 251 319 224 0
CDI 0 11 33 42 98 279 711 4
VCDI 0 25 59 70 238 186 4325 3719
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 16183 6284 465 83 26 9 4 0
OW 0 452 245 110 46 18 14 0
VODI 0 357 392 233 131 212 70 0
ODI 0 103 307 252 280 204 188 1
CDI 0 17 128 124 211 212 505 3
VCDI 0 55 107 132 365 293 4527 3719

Date: 2016-01-06:

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 15459 6572 455 109 38 12 1 0
OW 0 514 542 317 117 19 5 0
VODI 0 198 425 378 310 89 15 0
ODI 0 27 134 252 285 297 157 0
CDI 0 16 31 87 188 361 546 0
VCDI 0 6 28 51 202 475 4594 3755
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 15459 6507 458 172 49 14 2 0
OW 0 397 228 158 53 19 6 0
VODI 0 235 375 250 145 79 28 0
ODI 0 155 353 301 319 346 171 0
CDI 0 18 128 184 265 244 472 0
VCDI 0 21 73 129 309 551 4639 3755

Date: 2016-01-08:

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 15335 6106 611 108 18 7 2 0
OW 0 249 279 119 48 8 6 0
VODI 0 240 464 349 234 140 15 0
ODI 0 95 172 224 380 336 148 0
CDI 0 16 66 102 175 490 697 0
VCDI 0 8 52 76 143 487 4923 4139
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 15335 6124 604 96 34 7 0 0
OW 0 254 274 180 71 36 3 0
VODI 0 175 335 205 188 138 20 0
ODI 0 81 253 237 274 228 193 0
CDI 0 72 114 159 226 456 625 3
VCDI 0 8 64 101 205 603 4950 4136


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