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

Validation of sea ice concentration - Asian sector

Bulletin date: 2015-05-28

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

Model vs. observations, sea ice class contingency tables

Date: 2015-05-22:

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 0 388 74 213 5 0 0 0
OW 0 5 119 158 25 0 0 0
VODI 0 0 69 160 155 11 0 0
ODI 0 0 19 156 159 119 16 0
CDI 0 0 4 204 458 609 566 0
VCDI 0 0 0 12 236 1479 11181 15482
...date precedes bulletin

Date: 2015-05-24:

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 0 535 138 120 2 0 0 0
OW 0 88 115 124 7 0 0 0
VODI 0 51 92 176 163 4 0 0
ODI 0 5 83 143 227 48 6 0
CDI 0 0 58 278 518 672 112 5
VCDI 0 0 0 30 273 2251 10678 15080
...date precedes bulletin

Date: 2015-05-26:

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 0 738 328 184 1 0 0 0
OW 0 3 118 238 18 0 0 0
VODI 0 0 75 345 191 2 0 0
ODI 0 0 1 204 454 99 2 0
CDI 0 0 0 64 439 1070 119 0
VCDI 0 0 0 36 139 1952 12094 13168
...date precedes bulletin

Date: 2015-05-28:

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 0 814 257 201 11 0 0 0
OW 0 57 147 174 50 0 0 0
VODI 0 2 108 305 159 58 3 0
ODI 0 0 11 212 288 177 21 0
CDI 0 0 0 92 332 962 717 0
VCDI 0 0 0 73 180 1540 10395 14736
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 841 325 258 25 0 0 0
OW 0 31 110 149 42 1 0 0
VODI 0 1 83 285 163 44 3 0
ODI 0 0 5 204 251 148 26 0
CDI 0 0 0 90 360 1105 622 0
VCDI 0 0 0 71 179 1439 10485 14736

Date: 2015-05-30:

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 0 844 322 234 9 0 0 0
OW 0 50 153 250 35 0 0 0
VODI 0 1 97 317 254 8 0 0
ODI 0 0 6 201 361 80 15 0
CDI 0 0 0 106 364 1323 738 0
VCDI 0 0 0 101 217 1990 11909 12097
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 886 376 309 14 0 0 0
OW 0 9 133 170 35 0 0 0
VODI 0 0 65 340 232 9 1 0
ODI 0 0 4 187 327 86 18 0
CDI 0 0 0 103 411 1364 711 0
VCDI 0 0 0 100 221 1942 11932 12097

Date: 2015-06-01:

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 0 1127 411 201 6 0 0 0
OW 0 13 188 272 27 0 0 0
VODI 0 0 6 467 180 8 5 0
ODI 0 0 6 153 592 73 11 1
CDI 0 0 7 163 403 1303 249 11
VCDI 0 0 0 10 81 1469 16218 8421
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1117 367 276 24 0 0 0
OW 0 23 150 184 75 0 0 0
VODI 0 0 81 289 276 23 13 2
ODI 0 0 9 206 298 97 62 10
CDI 0 0 0 152 389 981 1330 14
VCDI 0 0 11 159 227 1752 15078 8407

Date: 2015-06-03:

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 0 1400 532 161 2 0 0 0
OW 0 35 119 355 20 0 0 0
VODI 0 23 6 431 211 4 11 0
ODI 0 7 1 140 486 55 23 0
CDI 0 0 19 192 533 1008 489 8
VCDI 0 0 0 28 113 2444 14081 9145
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1353 410 224 9 0 0 0
OW 0 97 114 245 84 0 0 0
VODI 0 10 96 294 270 3 15 0
ODI 0 5 36 167 252 82 74 0
CDI 0 0 3 235 557 798 1886 23
VCDI 0 0 18 142 193 2628 12629 9130

Date: 2015-06-05:

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 0 1556 565 215 0 0 0 0
OW 0 5 158 341 40 0 0 0
VODI 0 0 32 465 271 6 10 0
ODI 0 0 7 154 363 48 26 0
CDI 0 0 21 260 938 1016 507 0
VCDI 0 0 0 16 237 4180 11358 9287
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 1332 453 249 20 0 0 0
OW 0 108 90 181 114 0 0 0
VODI 0 84 81 279 182 9 7 0
ODI 0 33 61 180 206 126 61 0
CDI 0 4 90 441 846 1802 1231 15
VCDI 0 0 8 121 481 3313 10602 9272


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