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

Validation of sea ice concentration - Full domain

Reference date: 2019-08-08

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-08-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 113665 19944 207 1165 179 21 0 0
OW 24 1064 40 375 151 11 0 0
VODI 6 2599 242 4396 1033 19 0 0
ODI 0 230 55 1881 6096 1059 0 0
CDI 0 0 0 13 2510 18889 2145 0
VCDI 0 0 0 0 6 1257 6997 769

Date: 2019-08-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 113641 20900 200 1194 238 10 0 0
OW 15 1093 54 480 119 3 0 0
VODI 5 2869 270 4003 808 15 0 0
ODI 0 332 60 1794 6454 1074 0 0
CDI 0 0 0 27 2073 23007 1995 0
VCDI 0 0 0 0 0 636 3601 78

Date: 2019-08-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 115782 20118 205 1114 246 18 0 0
OW 7 1152 47 398 130 5 0 0
VODI 1 2966 223 3363 827 22 0 0
ODI 0 317 59 1514 6299 1122 0 0
CDI 0 0 0 23 1834 20018 6207 285
VCDI 0 0 0 0 0 258 2461 27

Date: 2019-08-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 114712 22337 211 1123 225 26 0 0
OW 3 1201 43 380 123 9 0 0
VODI 2 3302 235 2663 768 21 0 0
ODI 0 327 62 1205 4826 2393 415 0
CDI 0 0 0 27 1991 17808 6794 0
VCDI 0 0 0 0 0 709 3107 0

Date: 2019-08-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 117935 20694 175 847 255 10 0 0
OW 29 1336 32 338 104 11 0 0
VODI 8 3490 186 1884 650 16 0 0
ODI 0 290 56 1360 6011 1380 2 0
CDI 0 0 0 48 1806 16378 7422 72
VCDI 0 0 0 0 1 577 3587 58

Date: 2019-08-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 123114 16874 126 737 177 14 0 0
OW 133 1210 19 283 95 10 0 0
VODI 182 3143 149 1675 583 10 0 0
ODI 2 381 72 1533 6862 934 0 0
CDI 0 10 1 28 2125 14421 5899 8
VCDI 0 0 0 0 0 188 4994 1056

Date: 2019-08-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 126083 15084 104 748 171 5 0 0
OW 337 1176 29 304 81 2 0 0
VODI 490 2174 152 1728 651 11 3 0
ODI 9 345 67 1356 7463 941 27 0
CDI 0 8 1 22 2468 11240 2530 0
VCDI 0 0 0 0 0 4585 6653 0

Date: 2019-08-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124509 17635 144 929 142 1 0 0
OW 274 1044 32 340 115 3 0 0
VODI 249 2261 142 1611 722 45 0 0
ODI 4 249 63 1248 7791 653 11 0
CDI 0 6 1 27 2461 11966 1405 0
VCDI 0 0 0 0 2 2524 8076 363


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