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: 2019-11-14

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-11-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95890 16692 132 535 180 2 0 0
OW 179 3186 122 678 479 184 43 0
VODI 7 840 66 968 1723 841 291 9
ODI 0 97 18 365 1159 1290 1579 84
CDI 0 2 0 21 434 4109 6368 636
VCDI 0 0 0 0 2 1849 18137 27851

Date: 2019-11-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94568 17980 167 791 406 31 0 0
OW 297 2077 87 707 372 58 0 0
VODI 24 1005 73 958 1468 550 4 71
ODI 0 155 22 376 1565 1282 409 444
CDI 0 6 1 48 556 4182 3627 2282
VCDI 0 0 0 0 20 1716 17029 31634

Date: 2019-11-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92798 17151 160 740 497 27 0 0
OW 86 3123 117 939 675 66 0 0
VODI 16 911 66 1124 1582 325 1 0
ODI 0 109 28 343 1674 1679 173 6
CDI 0 14 1 58 782 5048 2955 175
VCDI 0 0 0 0 2 2608 23549 27440

Date: 2019-11-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 91568 17909 176 988 506 78 0 0
OW 94 2044 72 703 670 147 0 0
VODI 32 1173 100 1214 1735 618 7 0
ODI 0 141 29 496 1544 1418 55 0
CDI 0 4 1 49 740 4061 3503 89
VCDI 0 0 0 15 154 3144 21409 30362

Date: 2019-11-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 90645 17387 211 922 193 69 0 0
OW 188 2460 85 719 459 52 0 0
VODI 49 1009 104 1288 1658 849 2 0
ODI 0 132 25 528 1445 1920 63 0
CDI 0 12 6 85 826 6090 1953 49
VCDI 0 0 0 1 24 5966 22260 27314

Date: 2019-11-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 88914 17745 193 859 279 37 0 0
OW 293 2301 119 897 575 66 0 0
VODI 33 767 89 1297 1749 583 1 0
ODI 0 103 24 532 1666 2384 48 0
CDI 0 0 0 49 717 6845 2172 74
VCDI 0 0 0 2 11 5054 25830 24740

Date: 2019-11-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 86584 19011 193 873 659 6 0 0
OW 551 2172 79 590 471 85 3 0
VODI 40 905 104 1019 1541 622 35 0
ODI 1 111 15 384 1682 1997 302 0
CDI 0 10 2 33 582 5777 4786 34
VCDI 0 0 0 1 2 1500 20268 34018

Date: 2019-11-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 88493 15614 160 932 516 180 0 0
OW 129 2100 70 550 539 131 11 0
VODI 24 1064 104 931 1303 926 65 0
ODI 0 63 14 432 1516 2375 206 2
CDI 0 1 0 63 518 5140 5467 189
VCDI 0 0 0 0 1 964 17890 38365


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