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: 2022-08-25

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2022-08-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96386 3843 43 392 115 0 0 0
OW 0 37 2 47 48 0 0 0
VODI 0 24 7 140 128 1 0 0
ODI 0 3 2 107 420 8 0 0
CDI 0 0 0 6 531 1872 445 0
VCDI 0 0 0 0 12 1184 3199 98

Date: 2022-08-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95400 4688 40 389 175 2 0 0
OW 0 15 3 32 48 2 0 0
VODI 0 13 6 69 172 10 0 0
ODI 0 2 0 74 374 97 0 0
CDI 0 0 0 3 282 2130 1268 0
VCDI 0 0 0 0 10 455 3167 174

Date: 2022-08-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96178 3819 42 416 162 0 0 0
OW 0 12 1 34 68 1 0 0
VODI 0 17 4 48 135 13 0 0
ODI 0 2 3 61 408 176 1 0
CDI 0 0 0 1 353 2986 537 0
VCDI 0 0 0 0 0 416 3011 195

Date: 2022-08-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95992 3754 48 351 217 4 0 0
OW 0 20 3 61 49 4 0 0
VODI 0 25 4 64 156 26 0 0
ODI 0 13 2 74 541 261 9 0
CDI 0 0 0 1 748 3503 30 0
VCDI 0 0 0 0 0 1604 1535 1

Date: 2022-08-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95234 4497 43 327 85 0 0 0
OW 0 29 7 57 41 1 0 0
VODI 0 36 5 122 98 3 0 0
ODI 0 16 1 131 683 179 2 0
CDI 0 0 0 4 1305 3270 18 0
VCDI 0 0 0 0 1 979 1909 17

Date: 2022-08-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94683 5014 41 385 100 0 0 0
OW 0 30 2 49 38 0 0 0
VODI 0 39 6 107 96 3 3 0
ODI 0 12 2 108 625 154 4 0
CDI 0 0 0 7 623 4946 128 2
VCDI 0 0 0 0 0 761 1124 8

Date: 2022-08-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95532 4240 33 336 80 0 0 0
OW 0 34 2 50 40 2 1 0
VODI 0 53 6 94 121 2 7 0
ODI 0 14 7 161 602 283 9 0
CDI 0 0 0 5 582 5672 109 0
VCDI 0 0 0 0 0 521 502 0

Date: 2022-09-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96008 3850 54 335 124 0 0 0
OW 0 31 4 47 68 0 0 0
VODI 0 43 7 57 129 3 6 0
ODI 0 18 6 140 708 282 22 0
CDI 0 0 0 8 605 3802 2176 0
VCDI 0 0 0 0 0 82 485 0


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