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: 2021-09-16

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-09-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97972 3584 18 101 20 0 0 0
OW 26 207 4 29 23 0 0 0
VODI 59 347 12 212 226 1 0 0
ODI 0 48 10 167 608 101 0 0
CDI 0 0 0 2 242 3855 1079 0
VCDI 0 0 0 0 0 20 127 0

Date: 2021-09-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 99134 2381 17 78 19 0 0 0
OW 26 234 7 50 33 0 0 0
VODI 32 306 13 134 155 0 0 0
ODI 0 28 10 140 553 92 0 0
CDI 0 5 0 1 184 2748 1807 0
VCDI 0 0 0 0 0 51 862 0

Date: 2021-09-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98192 3422 23 129 34 0 0 0
OW 20 162 6 57 62 0 0 0
VODI 0 147 12 193 100 18 0 0
ODI 0 21 4 104 431 216 1 0
CDI 0 0 0 0 181 1874 1315 0
VCDI 0 0 0 0 0 637 1739 0

Date: 2021-09-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 99381 2545 30 115 54 0 0 0
OW 0 102 5 51 39 1 0 0
VODI 0 114 15 140 85 9 0 0
ODI 0 7 3 113 373 167 0 0
CDI 0 0 0 1 246 1416 1271 0
VCDI 0 0 0 0 0 876 1937 4

Date: 2021-09-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 99122 3000 22 98 77 1 0 0
OW 0 91 2 19 31 2 0 0
VODI 0 108 19 72 94 4 0 0
ODI 0 4 1 86 293 110 0 0
CDI 0 0 0 4 284 2399 1028 5
VCDI 0 0 0 0 0 962 1129 33

Date: 2021-09-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98564 3690 30 113 55 1 0 0
OW 0 45 8 39 39 2 0 0
VODI 0 80 9 106 64 2 0 0
ODI 0 6 1 110 184 28 1 0
CDI 0 0 0 13 208 3423 653 0
VCDI 0 0 0 0 0 575 1051 0

Date: 2021-09-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 97799 4370 27 107 39 0 0 0
OW 0 106 9 46 39 0 0 0
VODI 0 88 14 99 51 5 0 0
ODI 0 2 1 86 172 19 1 0
CDI 0 0 0 12 197 3201 952 0
VCDI 0 0 0 0 0 718 940 0

Date: 2021-09-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98221 3862 23 116 25 0 0 0
OW 0 129 8 33 35 0 0 0
VODI 0 59 14 96 80 2 0 0
ODI 0 4 0 85 194 20 0 0
CDI 0 0 0 16 176 1942 1125 14
VCDI 0 0 0 0 0 688 1958 175


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