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

Validation of sea ice concentration - European sector

Bulletin date: 2018-09-13

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

Model vs. observations, sea ice class contingency tables

Date: 2018-09-07:

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 97846 3628 24 43 1 0 0 0
OW 0 146 22 126 7 0 0 0
VODI 0 17 11 189 120 1 0 0
ODI 0 0 0 27 314 57 1 0
CDI 0 0 0 0 155 1634 154 0
VCDI 0 0 0 0 0 2818 1715 44
...date precedes bulletin

Date: 2018-09-09:

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 97334 3997 34 95 11 0 0 0
OW 0 132 24 150 10 0 0 0
VODI 0 24 10 188 110 0 0 0
ODI 0 0 0 53 300 12 0 0
CDI 0 0 0 0 277 1211 19 0
VCDI 0 0 0 0 0 2787 2221 101
...date precedes bulletin

Date: 2018-09-11:

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 97048 4328 29 43 1 0 0 0
OW 0 138 19 115 9 0 0 0
VODI 0 25 12 183 118 0 0 0
ODI 0 0 0 32 400 26 0 0
CDI 0 0 0 0 165 1698 58 0
VCDI 0 0 0 0 0 939 3706 8
...date precedes bulletin

Date: 2018-09-13:

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 98009 3346 23 34 0 0 0 0
OW 0 152 20 94 4 0 0 0
VODI 0 43 17 201 49 0 0 0
ODI 0 0 1 84 288 1 0 0
CDI 0 0 0 0 293 962 39 0
VCDI 0 0 0 0 3 2052 3020 365
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98009 3311 23 46 1 0 0 0
OW 0 160 15 88 5 0 0 0
VODI 0 70 23 182 54 0 0 0
ODI 0 0 0 97 279 2 0 0
CDI 0 0 0 0 296 800 76 0
VCDI 0 0 0 0 2 2213 2983 365

Date: 2018-09-15:

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 97825 3389 21 67 1 0 0 0
OW 0 127 22 114 5 0 0 0
VODI 0 38 17 177 75 0 0 0
ODI 0 2 1 70 235 10 0 0
CDI 0 0 0 16 330 509 45 0
VCDI 0 0 0 0 16 2053 3914 21
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97825 3386 24 88 2 0 0 0
OW 0 121 20 103 6 0 0 0
VODI 0 47 16 151 74 0 0 0
ODI 0 2 1 86 224 6 0 0
CDI 0 0 0 16 342 394 127 0
VCDI 0 0 0 0 14 2172 3832 21

Date: 2018-09-17:

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 97213 3945 23 55 18 0 0 0
OW 0 116 31 142 4 0 0 0
VODI 0 17 16 245 78 0 0 0
ODI 0 0 0 42 326 10 0 0
CDI 0 0 0 0 166 862 51 0
VCDI 0 0 0 0 0 1152 2441 2147
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97213 3915 26 110 19 0 0 0
OW 0 125 27 101 20 0 0 0
VODI 0 38 17 175 78 0 0 0
ODI 0 0 0 87 206 9 0 0
CDI 0 0 0 11 269 465 76 0
VCDI 0 0 0 0 0 1550 2416 2147

Date: 2018-09-19:

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 97390 3795 12 21 1 0 0 0
OW 0 173 28 82 2 0 0 0
VODI 0 47 22 219 38 0 0 0
ODI 0 2 3 103 191 3 0 0
CDI 0 0 0 15 354 441 3 0
VCDI 0 0 0 0 0 656 3281 2218
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97390 3775 18 68 3 0 0 0
OW 0 161 21 70 6 0 0 0
VODI 0 77 24 173 56 0 0 0
ODI 0 4 2 119 176 4 0 0
CDI 0 0 0 10 344 343 1 0
VCDI 0 0 0 0 1 753 3283 2218

Date: 2018-09-21:

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 98013 3066 11 22 0 0 0 0
OW 0 197 18 71 4 0 0 0
VODI 0 88 22 143 60 0 0 0
ODI 0 6 4 110 138 1 0 0
CDI 0 0 0 37 384 169 0 0
VCDI 0 0 0 1 45 684 2098 3708
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98013 3044 14 75 26 0 0 0
OW 0 198 16 54 32 0 0 0
VODI 0 103 22 142 73 0 0 0
ODI 0 12 3 98 199 3 0 0
CDI 0 0 0 15 301 370 0 0
VCDI 0 0 0 0 0 481 2098 3708


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