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: 2019-02-14

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

Model vs. observations, sea ice class contingency tables

Date: 2019-02-08:

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 5 25 0 0
VODI 0 0 0 2 0 59 2 0
ODI 0 0 0 10 20 44 14 0
CDI 0 0 0 10 55 152 71 56
VCDI 0 0 0 6 101 1517 10221 33496
...date precedes bulletin

Date: 2019-02-10:

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 10 54 0 0
VODI 0 0 0 0 5 37 37 0
ODI 0 0 0 0 12 17 43 0
CDI 0 0 0 0 20 126 87 64
VCDI 0 0 0 0 14 1284 9173 34883
...date precedes bulletin

Date: 2019-02-12:

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 1 11 0 0
ODI 0 0 0 0 0 38 12 0
CDI 0 0 0 0 14 140 39 47
VCDI 0 0 0 0 68 1354 7876 36266
...date precedes bulletin

Date: 2019-02-14:

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 0 0 0 0
CDI 0 0 0 0 0 1 6 15
VCDI 0 0 0 0 3 730 6566 38545
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 0 0 0 0
CDI 0 0 0 0 0 2 11 13
VCDI 0 0 0 0 3 729 6561 38547

Date: 2019-02-16:

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 17 0 0
ODI 0 0 0 0 0 39 9 2
CDI 0 0 0 0 4 66 69 21
VCDI 0 0 0 0 19 661 8678 36281
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 17 0 0
ODI 0 0 0 0 0 42 10 2
CDI 0 0 0 0 5 67 72 21
VCDI 0 0 0 0 18 657 8674 36281

Date: 2019-02-18:

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 1 0
ODI 0 0 0 4 1 54 7 0
CDI 0 0 0 6 27 173 35 16
VCDI 0 0 0 13 99 1063 7902 36465
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 1 0
VODI 0 0 0 0 0 70 19 0
ODI 0 0 0 1 0 36 29 2
CDI 0 0 0 6 24 154 95 61
VCDI 0 0 0 16 103 1030 7801 36418

Date: 2019-02-20:

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 0 2 10 0
CDI 0 0 0 0 21 27 55 14
VCDI 0 0 0 0 111 1078 4878 39670
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 0 3 32 5
CDI 0 0 0 0 17 13 98 79
VCDI 0 0 0 0 115 1091 4813 39600

Date: 2019-02-22:

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 0 0 0 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 1 6 0 0
ODI 0 0 0 6 1 46 0 0
CDI 0 0 0 11 11 64 47 10
VCDI 0 0 0 1 219 1147 6379 37917
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 1 5 0 4
CDI 0 0 0 0 3 56 55 11
VCDI 0 0 0 18 228 1202 6371 37912


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