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: 2018-10-25

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-10-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 113633 17939 156 928 459 55 4 0
OW 224 2903 88 643 375 61 1 0
VODI 27 1034 148 1652 2235 315 4 0
ODI 0 68 18 574 2223 1772 127 6
CDI 0 0 0 44 596 8198 4476 18
VCDI 0 0 0 0 21 3902 17879 4242

Date: 2018-10-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 111778 17173 135 826 395 55 0 0
OW 461 3630 105 608 447 167 3 0
VODI 2 1060 149 1593 2044 395 30 0
ODI 0 46 21 573 2676 1870 152 6
CDI 0 1 0 35 607 8429 4224 36
VCDI 0 0 0 0 3 3415 19081 4817

Date: 2018-10-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 107809 18428 149 701 455 92 0 0
OW 373 3824 148 980 527 182 3 0
VODI 3 881 118 1560 2114 949 217 0
ODI 0 109 19 438 1865 2395 612 7
CDI 0 30 0 86 752 4959 6517 158
VCDI 0 0 0 0 28 4551 18946 6063

Date: 2018-10-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 106057 16252 165 716 242 17 0 0
OW 300 4046 134 1295 753 88 77 0
VODI 39 1175 116 1692 2573 1113 601 0
ODI 0 162 22 484 1394 2772 782 0
CDI 0 38 6 180 653 4096 6375 124
VCDI 0 0 0 5 59 6935 21794 3716

Date: 2018-10-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 103196 15684 194 1134 446 75 0 0
OW 459 3856 95 986 644 143 0 0
VODI 10 1240 112 1427 2807 1263 312 0
ODI 0 100 26 481 1575 2884 1698 0
CDI 0 17 3 146 720 4656 6860 150
VCDI 0 4 0 15 90 8153 21594 3793

Date: 2018-10-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 102831 14492 171 936 462 35 0 0
OW 533 4549 129 1043 431 72 1 0
VODI 12 1311 110 1515 1975 515 34 0
ODI 0 94 28 502 1816 2971 1101 0
CDI 0 2 0 79 765 5185 7334 286
VCDI 0 0 0 0 5 4399 23369 7955

Date: 2018-10-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 99818 16769 187 830 417 106 0 0
OW 386 2789 123 1219 1294 281 6 0
VODI 36 999 114 1255 1920 783 12 0
ODI 0 101 24 489 1616 2551 251 1
CDI 0 1 2 72 745 6646 6207 250
VCDI 0 1 0 0 21 3695 26838 8193

Date: 2018-11-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 100107 13002 173 897 451 158 0 0
OW 551 3099 95 798 766 492 0 0
VODI 37 1381 132 1378 1854 1718 67 0
ODI 0 74 17 428 1699 2863 300 7
CDI 0 0 1 93 944 6534 5716 468
VCDI 0 0 0 0 20 4667 23630 12431


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