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

Validation of sea ice concentration - European sector

Reference date: 2022-10-27

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2022-10-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92721 5819 35 96 11 0 0 0
OW 45 117 8 71 56 4 0 0
VODI 0 57 17 178 77 13 0 0
ODI 0 15 4 150 235 77 0 0
CDI 0 3 5 52 335 834 347 0
VCDI 0 0 0 0 0 81 2997 4640

Date: 2022-10-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92217 6242 38 130 23 0 0 0
OW 0 115 6 62 29 4 0 0
VODI 0 60 14 153 100 10 0 0
ODI 0 18 4 119 244 51 0 1
CDI 0 0 2 46 299 725 450 0
VCDI 0 0 0 0 0 42 3222 4674

Date: 2022-10-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91864 6238 32 141 9 0 0 0
OW 140 190 6 82 54 1 0 0
VODI 0 52 19 138 89 22 0 2
ODI 0 12 1 140 222 60 0 1
CDI 0 0 0 44 320 669 141 3
VCDI 0 0 0 0 5 255 3120 5028

Date: 2022-10-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 90753 6960 51 226 65 0 0 0
OW 0 455 5 86 61 8 0 0
VODI 0 10 8 119 112 40 4 2
ODI 0 0 1 103 160 65 9 3
CDI 0 0 0 29 312 740 279 3
VCDI 0 0 0 0 0 355 3017 5059

Date: 2022-10-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 90218 6550 45 193 26 0 0 0
OW 178 1170 6 54 32 0 0 0
VODI 0 159 28 128 105 2 0 0
ODI 0 15 8 176 181 23 2 1
CDI 0 4 2 88 382 852 182 7
VCDI 0 0 0 0 16 590 3420 4257

Date: 2022-10-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 89712 7104 38 140 9 0 0 0
OW 247 880 24 153 27 0 0 0
VODI 0 233 19 206 82 0 0 0
ODI 0 27 18 182 221 44 0 0
CDI 0 4 4 102 346 856 437 5
VCDI 0 0 0 0 20 177 3300 4483

Date: 2022-11-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 88197 8322 32 147 49 0 0 0
OW 442 761 27 177 10 0 0 0
VODI 2 316 29 324 117 0 0 0
ODI 0 15 10 207 164 9 0 4
CDI 0 0 0 97 513 744 106 21
VCDI 0 0 0 0 8 655 3066 4529

Date: 2022-11-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 87515 8230 36 119 25 0 0 0
OW 514 846 26 117 54 0 0 0
VODI 60 671 35 374 207 1 0 0
ODI 0 33 13 241 145 5 0 8
CDI 0 0 0 93 479 831 98 20
VCDI 0 0 0 0 0 364 3312 4628


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