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: 2019-03-07

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

Model vs. observations, sea ice class contingency tables

Date: 2019-03-01:

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 9 0 0 0
OW 0 2 2 49 95 22 0 0
VODI 0 0 0 33 59 64 0 0
ODI 0 0 0 19 51 63 20 0
CDI 0 0 0 12 46 128 134 39
VCDI 0 0 0 54 322 1181 9549 33913
...date precedes bulletin

Date: 2019-03-03:

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 32 66 0 0 0
VODI 0 0 0 28 139 90 10 0
ODI 0 0 0 16 38 95 38 0
CDI 0 0 0 15 38 213 114 12
VCDI 0 0 0 26 182 1116 8726 34872
...date precedes bulletin

Date: 2019-03-05:

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 2 1 43 5 0 0 0
VODI 0 17 8 84 167 0 0 0
ODI 0 0 0 29 156 61 0 0
CDI 0 0 0 0 49 208 30 33
VCDI 0 0 0 0 74 981 7029 36889
...date precedes bulletin

Date: 2019-03-07:

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 6 0 0 0
VODI 0 0 0 0 158 25 0 0
ODI 0 0 0 0 79 143 0 0
CDI 0 0 0 0 15 199 51 5
VCDI 0 0 0 0 115 1030 5619 38421
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 21 0 0 0
VODI 0 0 0 0 144 21 0 0
ODI 0 0 0 0 69 153 0 0
CDI 0 0 0 0 26 150 49 7
VCDI 0 0 0 0 113 1073 5621 38419

Date: 2019-03-09:

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 66 41 0 0
ODI 0 0 0 0 7 143 2 0
CDI 0 0 0 0 9 167 23 0
VCDI 0 0 0 0 77 1306 5532 38493
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 55 32 0 0
ODI 0 0 0 0 16 119 0 0
CDI 0 0 0 0 12 159 20 0
VCDI 0 0 0 0 76 1347 5537 38493

Date: 2019-03-11:

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 0 0 0 0
ODI 0 0 0 0 50 4 0 0
CDI 0 0 0 0 54 243 42 15
VCDI 0 0 0 0 10 1627 7187 36634
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 12 0 0 0
ODI 0 0 0 0 50 49 0 0
CDI 0 0 0 0 42 112 1 10
VCDI 0 0 0 0 10 1713 7228 36639

Date: 2019-03-13:

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 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 4 1 0 0
CDI 0 0 0 0 30 27 0 100
VCDI 0 0 0 0 49 1394 4734 39527
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 17 3 0 23
CDI 0 0 0 0 38 38 0 230
VCDI 0 0 0 0 28 1381 4734 39374

Date: 2019-03-15:

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 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 3 8 0 0
CDI 0 0 0 0 17 100 18 5
VCDI 0 0 0 0 86 1410 8376 35843
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 1 0 0
ODI 0 0 0 0 4 9 0 0
CDI 0 0 0 0 22 125 40 79
VCDI 0 0 0 0 80 1383 8354 35769


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