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: 2020-03-12

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-03-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68689 13547 59 210 61 2 0 0
OW 16 890 37 166 82 5 0 0
VODI 6 887 75 465 276 28 0 0
ODI 0 374 59 675 964 221 16 8
CDI 0 171 45 489 1508 2728 1785 230
VCDI 0 0 0 27 143 1707 18965 71432

Date: 2020-03-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69039 12986 57 203 76 1 0 0
OW 52 1303 39 185 36 4 0 0
VODI 1 783 84 506 188 14 0 0
ODI 0 394 86 878 979 108 1 2
CDI 0 103 22 425 1628 2837 1190 196
VCDI 0 1 0 7 60 1921 21687 68966

Date: 2020-03-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68833 12862 36 124 18 0 0 0
OW 26 1398 52 196 32 0 0 0
VODI 0 974 95 568 197 15 0 0
ODI 0 431 70 776 1013 132 1 0
CDI 0 102 22 535 1867 2416 627 97
VCDI 0 5 0 7 291 3340 22659 67231

Date: 2020-03-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67306 12907 69 255 78 2 0 0
OW 280 2085 31 150 45 5 0 0
VODI 0 1143 97 478 191 14 0 1
ODI 0 442 91 754 853 209 5 20
CDI 0 64 17 526 1802 3225 1433 221
VCDI 0 0 0 0 102 3012 25929 63206

Date: 2020-03-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66867 13111 73 231 66 1 0 0
OW 68 1959 37 187 55 3 0 0
VODI 0 1150 98 550 269 20 1 0
ODI 0 353 68 838 1140 265 8 6
CDI 0 57 18 365 1695 4319 1711 257
VCDI 0 0 0 7 118 4741 31507 54829

Date: 2020-03-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67265 12786 60 219 63 0 0 0
OW 120 1652 41 158 40 4 0 0
VODI 3 1257 93 617 228 16 3 0
ODI 0 267 69 996 1239 223 30 6
CDI 0 9 3 240 1799 4071 1935 80
VCDI 0 0 0 11 178 2935 30185 58147

Date: 2020-03-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67840 12172 61 220 68 0 0 0
OW 71 1422 34 126 40 2 0 0
VODI 1 1306 79 569 233 20 0 0
ODI 0 639 99 1047 1194 198 12 3
CDI 0 45 19 395 2230 3336 1374 43
VCDI 0 0 0 17 128 2494 30473 59038

Date: 2020-03-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66822 13046 67 275 59 6 0 0
OW 8 1068 38 195 48 4 0 0
VODI 0 1290 91 644 421 113 1 0
ODI 0 448 88 846 1329 299 33 0
CDI 0 56 18 426 2000 3381 1796 51
VCDI 0 21 2 53 253 3468 28893 59391


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