Validation of sea ice concentration

Bulletin date: 2011-12-28

Model vs. observations, sea ice class contingency tables

Date: 2011-12-22:

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 15876 7030 269 353 101 76 74 0
OW 0 236 119 248 209 82 69 0
VODI 0 44 52 199 308 355 90 0
ODI 0 6 10 57 181 415 229 1
CDI 0 0 8 31 74 389 637 0
VCDI 0 0 0 17 60 593 5470 3451
...date precedes bulletin

Date: 2011-12-26:

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

Date: 2011-12-28:

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 15412 7206 778 389 78 4 0 0
OW 0 321 258 294 211 39 10 0
VODI 0 20 88 296 333 232 63 0
ODI 0 1 4 62 298 468 221 0
CDI 0 0 1 7 149 513 413 4
VCDI 0 0 0 11 140 775 5335 2985
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 15412 7244 784 426 204 155 73 0
OW 0 147 109 103 81 50 17 0
VODI 0 106 123 163 123 99 31 0
ODI 0 32 41 94 127 153 63 0
CDI 0 14 47 80 150 238 184 3
VCDI 0 5 25 193 524 1336 5674 2986

Date: 2012-01-01:

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

Date: 2012-01-03:

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 15515 6432 215 57 14 1 6 0
OW 0 546 221 91 51 18 15 0
VODI 0 261 270 227 157 199 104 0
ODI 0 109 104 206 278 295 279 2
CDI 0 57 52 153 165 409 577 8
VCDI 0 1 30 148 307 1003 5455 3381
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 15515 6760 507 281 226 202 141 0
OW 0 117 58 50 36 45 43 0
VODI 0 92 66 75 65 89 87 0
ODI 0 75 53 85 55 138 127 4
CDI 0 171 59 89 150 259 370 5
VCDI 0 191 149 302 440 1192 5668 3382

Date: 2012-01-05:

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 15406 6956 429 189 36 6 3 0
OW 0 249 254 258 82 25 8 0
VODI 0 104 146 216 197 190 31 0
ODI 0 61 45 102 174 529 264 0
CDI 0 11 45 128 140 697 948 1
VCDI 0 0 0 25 130 868 4587 3879
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 15406 6718 395 303 107 280 277 0
OW 0 114 79 49 25 40 67 0
VODI 0 130 126 97 53 73 84 0
ODI 0 91 81 95 57 116 101 0
CDI 0 130 67 125 110 224 297 3
VCDI 0 198 171 249 407 1582 5015 3877


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