Validation of sea ice concentration

Bulletin date: 2011-10-19

Model vs. observations, sea ice class contingency tables

Date: 2011-10-13:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28978 399 185 99 32
VODI 54 80 114 56 34
ODI 3 33 106 68 51
CDI 0 14 62 110 91
VCDI 0 3 110 615 6122
...date precedes bulletin

Date: 2011-10-17:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 29009 279 152 99 28
VODI 155 126 58 43 26
ODI 38 87 33 69 29
CDI 6 76 76 120 61
VCDI 2 36 183 630 5998
...date precedes bulletin

Date: 2011-10-19:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28924 402 130 59 15
VODI 171 156 68 31 32
ODI 49 37 57 46 35
CDI 35 36 58 88 74
VCDI 46 104 175 545 6046
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28762 373 125 52 13
VODI 254 142 58 24 19
ODI 101 51 51 39 31
CDI 87 66 68 109 68
VCDI 21 103 186 545 6071

Date: 2011-10-21:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 29018 313 165 54 14
VODI 139 143 60 31 28
ODI 26 88 62 43 33
CDI 22 23 77 100 77
VCDI 20 41 118 460 6264
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28722 230 157 61 13
VODI 278 135 38 20 20
ODI 130 132 62 37 26
CDI 74 65 96 97 77
VCDI 21 46 129 473 6280

Date: 2011-10-25:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28481 477 196 194 13
VODI 151 96 121 104 12
ODI 63 21 94 165 32
CDI 27 37 50 180 110
VCDI 8 24 74 425 6264
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28303 391 201 153 13
VODI 255 110 72 91 10
ODI 91 64 63 153 16
CDI 65 41 88 156 94
VCDI 16 49 111 515 6298

Date: 2011-10-27:

Best estimate Forecast
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28331 384 264 108 7
VODI 182 189 160 77 12
ODI 28 56 101 92 33
CDI 12 29 86 157 113
VCDI 0 12 82 605 6299
observations
water VODI ODI CDI VCDI
m
o
d
e
l
water 28028 424 272 89 7
VODI 301 94 97 58 7
ODI 106 32 116 111 33
CDI 90 48 67 126 74
VCDI 28 72 141 655 6343


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