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: 2018-12-20

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-12-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79950 10392 57 199 105 19 0 0
OW 47 1192 40 190 126 19 0 0
VODI 89 1637 79 706 1225 310 1 1
ODI 53 746 99 780 1901 1303 143 3
CDI 3 29 7 409 2616 5800 4158 137
VCDI 0 0 0 23 187 2520 20522 49225

Date: 2018-12-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80378 9969 57 172 77 26 1 0
OW 87 1295 44 212 65 19 0 0
VODI 314 1618 70 619 717 194 4 0
ODI 54 654 104 989 1547 1515 87 1
CDI 0 25 8 381 2212 6516 4377 144
VCDI 0 0 0 0 46 2543 23831 46076

Date: 2018-12-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80053 9499 35 109 45 15 0 0
OW 97 1910 45 246 110 14 0 0
VODI 64 2044 79 575 460 77 2 1
ODI 0 707 112 1040 1413 1140 83 7
CDI 0 36 12 321 1833 5998 4671 508
VCDI 0 0 1 3 30 2392 21511 49750

Date: 2018-12-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80058 10185 58 209 113 34 0 0
OW 321 1149 18 167 56 26 0 0
VODI 183 1440 70 633 387 199 4 3
ODI 15 590 99 858 1457 1141 89 13
CDI 0 55 17 239 1407 4691 5172 795
VCDI 0 0 0 21 75 1006 17638 56357

Date: 2018-12-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79286 11081 54 207 142 34 0 0
OW 40 1154 35 196 76 28 0 0
VODI 26 1357 72 560 505 110 5 0
ODI 1 737 110 877 1305 1107 168 10
CDI 0 35 11 269 1565 4324 2980 755
VCDI 0 2 0 1 18 1210 18179 58416

Date: 2018-12-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78844 9942 52 237 93 0 0 0
OW 195 2279 36 149 121 29 0 0
VODI 3 1819 82 538 285 125 1 0
ODI 2 958 107 716 1133 733 66 6
CDI 0 40 15 366 1962 5038 1473 268
VCDI 0 2 1 2 155 2664 22849 53662

Date: 2018-12-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79378 9165 47 199 146 4 0 0
OW 264 1792 35 178 63 7 0 0
VODI 106 2065 79 515 338 93 10 0
ODI 1 1169 68 551 761 487 38 0
CDI 0 216 49 499 1457 3490 2698 82
VCDI 0 0 0 32 418 2463 24420 53665

Date: 2018-12-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78203 9414 48 184 67 0 0 0
OW 168 2136 32 189 89 4 0 0
VODI 0 2667 79 421 212 64 0 0
ODI 0 1101 120 694 816 322 17 0
CDI 0 268 28 583 1841 3273 1513 317
VCDI 0 0 0 5 433 3474 27147 51119


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