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: 2018-10-18

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-10-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94014 4843 22 59 10 0 0 0
OW 18 114 11 44 30 0 0 0
VODI 0 119 22 134 199 20 0 0
ODI 0 29 12 144 201 164 3 5
CDI 0 0 0 21 164 1734 3233 92
VCDI 0 0 0 0 0 5 1925 1709

Date: 2018-10-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94461 4670 30 93 25 0 0 0
OW 141 136 4 42 18 0 0 0
VODI 9 119 24 161 91 5 0 0
ODI 0 22 10 158 223 8 0 0
CDI 0 0 0 47 444 3063 1271 21
VCDI 0 0 0 0 10 749 2352 693

Date: 2018-10-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94359 4930 23 96 56 2 0 0
OW 255 118 6 51 16 2 0 0
VODI 24 96 17 150 90 8 0 0
ODI 0 18 11 134 238 17 0 2
CDI 0 0 0 54 343 2460 791 11
VCDI 0 0 0 0 0 685 3472 565

Date: 2018-10-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 93571 5443 30 125 50 9 2 0
OW 108 426 19 109 41 1 2 0
VODI 0 81 19 151 130 36 3 0
ODI 0 6 9 106 247 143 5 4
CDI 0 0 0 22 137 1441 1752 13
VCDI 0 0 0 0 0 402 2943 1514

Date: 2018-10-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92925 5699 36 158 47 9 1 0
OW 169 457 18 203 81 1 1 0
VODI 0 71 14 176 203 20 4 0
ODI 0 2 4 124 297 104 4 0
CDI 0 0 0 8 138 1207 2419 82
VCDI 0 0 0 0 0 426 2046 1946

Date: 2018-10-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92719 5804 35 119 14 12 0 0
OW 312 663 22 107 57 3 0 0
VODI 0 119 13 219 208 15 0 0
ODI 0 15 10 192 312 54 0 0
CDI 0 0 0 15 307 2563 206 0
VCDI 0 0 0 0 2 1487 2285 1211

Date: 2018-10-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92341 5957 17 62 17 3 0 0
OW 350 618 23 222 116 12 0 0
VODI 26 229 21 160 314 37 0 0
ODI 0 54 12 176 253 68 0 0
CDI 0 0 0 28 270 1647 372 0
VCDI 0 0 0 0 0 1444 2773 1478

Date: 2018-10-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91752 5853 17 74 6 0 0 0
OW 277 987 32 172 119 2 0 0
VODI 45 202 18 218 384 242 0 0
ODI 0 33 3 124 188 147 1 0
CDI 0 0 0 43 209 1171 465 0
VCDI 0 0 0 0 0 1821 3089 1406


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