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: 2019-03-07

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-03-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70120 11782 46 105 18 0 0 0
OW 100 1907 52 200 24 0 0 0
VODI 9 848 65 509 237 10 0 0
ODI 0 457 90 781 906 98 12 2
CDI 0 159 55 588 2524 3396 624 254
VCDI 0 4 8 122 587 4290 22808 63251

Date: 2019-03-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69599 12384 54 146 32 0 0 0
OW 53 1251 45 173 61 1 0 0
VODI 2 925 63 462 296 93 0 0
ODI 0 380 89 662 854 286 2 1
CDI 0 102 45 581 2087 3943 1587 236
VCDI 0 0 0 1 171 2804 21922 65655

Date: 2019-03-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68920 12809 58 138 43 1 0 0
OW 161 1130 48 145 34 2 0 0
VODI 1 928 74 547 292 36 0 0
ODI 0 403 101 982 899 187 7 0
CDI 0 55 36 543 2286 4088 2032 191
VCDI 0 0 0 6 91 1877 18236 69661

Date: 2019-03-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69139 12791 55 135 45 0 0 0
OW 0 1061 47 118 33 0 0 0
VODI 0 1020 77 487 307 48 1 0
ODI 0 378 99 959 989 173 6 2
CDI 0 80 41 547 2220 3808 1384 104
VCDI 0 0 0 30 293 2646 16364 71561

Date: 2019-03-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68729 13106 59 126 21 0 0 0
OW 0 880 40 158 17 0 0 0
VODI 0 835 73 495 340 42 2 4
ODI 0 349 85 852 1175 323 11 10
CDI 0 138 47 521 2051 3370 1244 190
VCDI 0 15 5 80 469 3114 15951 72121

Date: 2019-03-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67715 13467 88 291 76 1 0 0
OW 0 912 28 157 44 1 0 0
VODI 0 785 76 401 419 18 1 1
ODI 0 354 97 745 1204 384 19 18
CDI 0 62 28 484 2003 4236 1782 335
VCDI 0 0 0 0 42 1580 16897 72297

Date: 2019-03-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67807 13841 89 238 57 1 0 0
OW 0 609 26 136 43 1 0 0
VODI 0 856 75 484 353 6 0 0
ODI 0 313 81 769 1150 322 4 11
CDI 0 88 31 433 1759 3773 2024 458
VCDI 0 0 0 8 58 1216 15578 74350

Date: 2019-03-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67744 13128 83 224 70 0 0 0
OW 61 1426 32 186 39 1 0 0
VODI 6 860 84 533 321 49 0 0
ODI 0 326 90 803 1302 411 9 10
CDI 0 28 20 346 1626 3340 2640 193
VCDI 0 0 0 1 59 1256 18620 71121


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