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

Validation of sea ice concentration - American sector

Reference date: 2019-05-09

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-05-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 68 6 52 26 3 0 0
OW 0 15 5 46 39 4 4 0
VODI 0 27 5 124 119 23 8 0
ODI 0 28 5 204 186 61 37 2
CDI 0 2 1 98 939 1987 1274 36
VCDI 0 0 0 0 102 3448 20603 16279

Date: 2019-05-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 135 10 60 9 0 0 0
OW 0 35 7 63 15 0 0 0
VODI 0 51 9 176 96 15 12 0
ODI 0 36 9 301 325 86 61 0
CDI 0 4 6 111 1156 2806 1303 32
VCDI 0 0 0 0 70 2001 19026 17840

Date: 2019-05-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 185 8 56 3 0 0 0
OW 0 83 10 108 18 0 0 0
VODI 0 92 12 176 108 4 0 1
ODI 0 45 8 338 396 105 10 5
CDI 0 2 2 123 1408 3722 786 29
VCDI 0 0 0 0 15 1609 14814 21585

Date: 2019-05-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 278 18 63 11 0 0 0
OW 0 137 14 126 28 1 0 0
VODI 0 152 28 182 77 9 0 5
ODI 0 46 8 287 522 174 12 5
CDI 0 0 0 122 1245 4187 1340 39
VCDI 0 0 0 3 71 1034 12791 22851

Date: 2019-05-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 393 23 75 11 0 0 0
OW 0 123 14 114 30 0 0 0
VODI 0 164 8 164 129 4 0 7
ODI 0 46 6 233 539 161 26 4
CDI 0 0 0 93 1450 4365 1304 37
VCDI 0 0 0 4 115 1053 12648 22523

Date: 2019-05-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3 572 16 71 14 0 0 0
OW 0 115 12 81 33 0 0 0
VODI 0 126 5 160 133 5 5 0
ODI 0 39 10 275 914 132 45 0
CDI 0 7 6 118 1691 4436 991 10
VCDI 0 0 0 1 29 898 13817 21096

Date: 2019-05-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 32 810 19 79 23 1 0 0
OW 0 84 11 80 36 3 0 0
VODI 0 129 18 202 156 11 3 0
ODI 0 75 20 349 912 63 19 0
CDI 0 8 10 134 1703 4610 892 3
VCDI 0 0 0 5 60 2277 13556 19473

Date: 2019-05-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 34 897 28 189 33 3 0 0
OW 0 120 11 105 49 5 0 0
VODI 0 152 27 235 211 12 1 0
ODI 0 136 20 309 978 67 11 0
CDI 0 24 16 136 1921 4921 1136 46
VCDI 0 0 0 21 79 2037 14891 17005


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