Validation of sea ice concentration

Bulletin date: 2013-07-25

Model vs. observations, sea ice class contingency tables

Date: 2013-07-19:

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 20746 6855 1531 950 322 115 27 0
OW 0 37 119 246 165 63 48 0
VODI 0 11 45 161 167 100 95 0
ODI 0 0 17 55 188 271 271 0
CDI 0 0 2 13 56 500 1225 7
VCDI 0 0 1 2 7 33 1196 1772
...date precedes bulletin

Date: 2013-07-23:

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 22210 7244 936 487 154 44 38 0
OW 0 19 114 185 176 44 24 0
VODI 0 3 36 101 176 168 74 0
ODI 0 0 40 37 58 301 952 0
CDI 0 0 6 3 7 123 795 91
VCDI 0 0 0 1 5 11 1031 1725
...date precedes bulletin

Date: 2013-07-25:

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 22206 6559 1571 650 132 52 38 0
OW 0 26 100 228 98 44 39 0
VODI 0 10 35 112 178 144 90 0
ODI 0 2 1 16 56 271 986 0
CDI 0 0 0 4 9 155 888 105
VCDI 0 0 0 1 1 5 689 1918
...forecast not produced

Date: 2013-07-29:

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 23448 5724 1194 488 282 139 49 0
OW 0 19 34 91 153 98 36 0
VODI 0 4 10 40 156 226 51 0
ODI 0 0 0 8 62 283 297 0
CDI 0 0 0 2 172 71 859 0
VCDI 0 0 0 1 101 21 1246 2054
...forecast not produced

Date: 2013-07-31:

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 23695 5818 995 627 165 86 37 0
OW 0 5 48 161 154 38 31 0
VODI 0 1 6 87 140 172 56 0
ODI 0 0 3 7 73 229 248 0
CDI 0 0 0 2 3 384 786 0
VCDI 0 0 0 0 0 145 1330 1887
...forecast not produced

Date: 2013-08-02:

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 22574 5439 2602 595 155 50 31 0
OW 0 46 69 197 71 35 20 0
VODI 0 7 21 107 202 121 51 0
ODI 0 1 10 27 79 176 263 0
CDI 0 0 0 2 11 398 880 11
VCDI 0 0 0 1 0 114 1323 1730
...forecast not produced


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