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

Validation of sea ice concentration - American sector

Bulletin date: 2019-04-11

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

Model vs. observations, sea ice class contingency tables

Date: 2019-04-05:

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 0 0 0 0 0 0 0
OW 0 0 0 0 1 2 0 0
VODI 0 0 0 0 37 103 0 0
ODI 0 0 0 0 22 92 56 0
CDI 0 0 0 0 54 187 80 25
VCDI 0 0 0 0 86 1661 9992 33468
...date precedes bulletin

Date: 2019-04-07:

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 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 14 0 0 0
ODI 0 0 0 0 92 60 0 0
CDI 0 0 0 0 113 212 43 34
VCDI 0 0 0 0 166 1725 9646 33761
...date precedes bulletin

Date: 2019-04-09:

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 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 71 7 0 0
CDI 0 0 0 0 181 160 14 21
VCDI 0 0 0 0 44 1499 8661 35208
...date precedes bulletin

Date: 2019-04-11:

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 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 8 0 0 0
ODI 0 0 0 0 48 19 1 0
CDI 0 0 0 0 123 186 50 32
VCDI 0 0 0 0 123 1793 8424 35059
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 0 13 0 0 0
ODI 0 0 0 0 55 19 1 0
CDI 0 0 0 0 117 183 52 27
VCDI 0 0 0 0 116 1796 8422 35064

Date: 2019-04-13:

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 0 0 0 0 0 0 0 0
OW 0 0 0 0 3 0 0 0
VODI 0 0 0 0 13 1 0 0
ODI 0 0 0 4 78 12 14 0
CDI 0 0 0 27 174 187 151 32
VCDI 0 0 0 21 357 2132 11783 30877
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 3 0 0 0
VODI 0 0 0 0 19 0 0 0
ODI 0 0 0 10 76 14 17 0
CDI 0 0 0 17 159 210 154 24
VCDI 0 0 0 25 368 2108 11777 30885

Date: 2019-04-15:

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 0 0 0 0 0 0 0 0
OW 0 0 0 7 5 0 0 0
VODI 0 0 0 44 48 21 0 0
ODI 0 0 0 22 97 93 14 20
CDI 0 0 0 15 143 401 143 154
VCDI 0 0 0 0 121 1901 9083 33534
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 1 0 0 0
VODI 0 0 0 2 13 0 0 0
ODI 0 0 0 22 42 29 28 0
CDI 0 0 0 26 131 228 101 121
VCDI 0 0 0 38 227 2159 9111 33587

Date: 2019-04-17:

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 0 0 0 0 0 0 0 0
OW 0 0 0 11 7 0 0 0
VODI 0 0 0 1 48 15 0 0
ODI 0 0 0 0 110 109 74 6
CDI 0 0 0 0 103 350 142 53
VCDI 0 0 0 0 70 2309 11309 31149
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 1 3 3 20 2
ODI 0 0 0 8 63 64 93 6
CDI 0 0 0 3 112 278 284 42
VCDI 0 0 0 0 160 2438 11128 31158

Date: 2019-04-19:

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 0 0 0 0 0 0 0 0
OW 0 0 0 0 6 0 0 0
VODI 0 0 0 2 21 6 0 0
ODI 0 0 0 14 103 53 5 8
CDI 0 0 0 2 157 384 168 216
VCDI 0 0 0 0 200 1995 10710 31816
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 9 0 0 0
ODI 0 0 0 5 75 10 6 11
CDI 0 0 0 10 129 157 189 136
VCDI 0 0 0 3 274 2271 10688 31893


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