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: 2020-09-24

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-09-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95626 5319 28 149 68 2 0 0
OW 0 234 18 122 75 6 0 0
VODI 0 172 22 294 346 44 0 0
ODI 0 23 2 95 440 203 0 0
CDI 0 0 0 0 80 1468 1428 0
VCDI 0 0 0 0 0 687 2149 0

Date: 2020-09-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96127 4847 24 121 71 4 0 0
OW 0 258 14 101 62 19 0 0
VODI 0 241 16 232 267 53 0 0
ODI 0 46 3 78 397 204 4 0
CDI 0 1 0 2 90 1001 1131 64
VCDI 0 0 0 0 0 441 2689 492

Date: 2020-09-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96218 4823 21 95 60 1 0 0
OW 0 302 15 120 54 2 0 0
VODI 0 211 14 224 235 29 0 0
ODI 0 34 7 124 384 108 7 0
CDI 0 0 0 13 252 672 217 1
VCDI 0 0 0 0 0 252 2673 1932

Date: 2020-09-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95667 5117 17 89 43 0 0 0
OW 0 277 18 56 50 2 0 0
VODI 0 147 25 288 319 34 0 0
ODI 0 24 2 101 281 155 0 0
CDI 0 0 0 14 118 876 158 0
VCDI 0 0 0 0 4 635 3904 679

Date: 2020-09-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95336 4644 35 150 85 4 0 0
OW 0 380 15 78 31 10 0 0
VODI 0 70 20 299 402 88 0 0
ODI 0 2 1 38 265 309 7 0
CDI 0 0 0 0 31 1095 729 4
VCDI 0 0 0 0 0 738 3786 448

Date: 2020-09-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94882 4895 25 119 84 10 0 0
OW 0 293 15 62 11 15 0 0
VODI 0 128 28 282 342 41 0 0
ODI 0 7 0 89 271 327 1 0
CDI 0 0 0 0 35 1518 954 10
VCDI 0 0 0 0 0 847 3014 795

Date: 2020-09-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95451 4483 23 90 74 6 0 0
OW 0 183 7 42 18 8 0 0
VODI 0 173 18 169 150 53 0 0
ODI 0 23 3 145 256 216 2 0
CDI 0 0 0 7 172 1662 1214 1
VCDI 0 0 0 0 17 227 3103 1104

Date: 2020-10-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94921 4928 19 122 82 5 0 0
OW 0 129 19 47 23 9 0 0
VODI 0 125 14 158 153 22 0 0
ODI 0 20 3 62 292 204 4 0
CDI 0 3 1 3 165 938 1490 0
VCDI 0 0 0 0 0 255 3118 1766


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