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: 2019-05-16

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-05-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 333 16 91 14 0 0 0
OW 0 109 12 147 31 0 0 0
VODI 0 149 18 188 89 2 0 9
ODI 0 49 3 267 405 198 19 1
CDI 0 0 0 96 1242 4289 1626 52
VCDI 0 0 0 5 90 1065 13023 22228

Date: 2019-05-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1 483 12 64 13 0 0 0
OW 0 146 11 89 35 1 0 0
VODI 0 141 11 149 136 6 7 0
ODI 0 30 5 288 730 138 47 0
CDI 0 0 1 122 1734 4261 1040 10
VCDI 0 0 0 2 75 1159 13777 21142

Date: 2019-05-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7 719 18 84 12 2 0 0
OW 0 101 12 57 33 3 0 0
VODI 0 103 11 172 133 6 0 6
ODI 0 45 8 297 1029 52 9 3
CDI 0 5 8 138 1589 4521 910 27
VCDI 0 0 0 2 29 2023 14036 19656

Date: 2019-05-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 43 848 12 116 36 1 0 0
OW 0 99 17 99 45 6 0 0
VODI 0 145 22 236 172 12 2 0
ODI 0 116 22 321 965 65 17 0
CDI 0 13 13 135 1772 4965 848 1
VCDI 0 0 0 14 74 2484 16314 15816

Date: 2019-05-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 62 1024 33 174 55 3 0 0
OW 0 149 12 89 45 4 0 0
VODI 0 198 24 295 236 17 1 0
ODI 0 163 14 345 918 89 6 0
CDI 0 36 19 167 2064 4852 1083 51
VCDI 0 0 0 17 102 1873 15221 16425

Date: 2019-05-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 47 1328 43 209 55 3 0 0
OW 0 149 10 145 53 14 0 0
VODI 0 250 30 389 322 35 3 1
ODI 0 133 19 407 1007 196 8 0
CDI 0 101 21 238 1791 4280 1234 22
VCDI 0 4 0 6 65 1078 14950 17220

Date: 2019-05-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 44 1681 60 220 81 0 0 0
OW 0 224 22 120 65 3 0 0
VODI 0 299 37 433 344 39 1 1
ODI 0 170 23 376 925 295 6 1
CDI 0 69 17 233 2080 3880 1355 65
VCDI 0 0 0 3 72 1207 14641 16774

Date: 2019-05-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 58 1915 67 246 155 0 0 0
OW 0 263 18 118 74 1 0 0
VODI 0 327 34 385 332 13 1 3
ODI 0 150 14 376 1108 223 23 4
CDI 0 71 17 287 2419 3589 1192 58
VCDI 0 0 0 1 194 2098 14305 15727


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