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: 2018-08-30

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-08-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124369 16577 136 816 92 0 0 0
OW 173 855 34 197 83 2 0 0
VODI 127 1913 166 2020 534 5 1 0
ODI 23 366 81 2114 6362 555 1 0
CDI 3 10 3 52 2957 9683 5812 274
VCDI 0 0 0 0 1 2746 6386 1519

Date: 2018-08-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 123939 17514 151 862 120 2 0 0
OW 124 761 35 266 100 3 0 0
VODI 95 1708 134 1968 781 7 1 0
ODI 16 342 70 1768 6560 721 46 5
CDI 0 7 3 44 2638 13379 5215 64
VCDI 0 0 0 0 0 2550 4667 382

Date: 2018-08-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124826 16959 145 862 98 0 0 0
OW 105 922 27 250 79 3 0 0
VODI 75 1908 154 2027 584 7 0 0
ODI 3 399 92 2144 6761 383 23 0
CDI 0 4 0 49 2624 17802 2441 0
VCDI 0 0 0 0 7 2236 3049 0

Date: 2018-08-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 122854 18948 174 942 162 8 0 0
OW 87 932 29 244 93 5 0 0
VODI 35 2284 147 1776 485 8 0 0
ODI 0 597 92 2265 6570 503 7 0
CDI 0 1 1 43 3872 16941 1892 0
VCDI 0 0 0 0 27 1887 3137 0

Date: 2018-09-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124223 18027 149 716 117 7 0 0
OW 56 939 22 246 59 3 0 0
VODI 13 2397 151 1699 522 10 0 0
ODI 1 530 93 2078 6496 1002 4 0
CDI 0 0 1 93 3890 16419 2440 0
VCDI 0 0 0 0 4 1938 2702 1

Date: 2018-09-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125588 16847 143 716 123 2 0 0
OW 39 951 34 280 90 2 0 0
VODI 31 2057 153 1794 626 13 0 0
ODI 4 513 84 1652 7562 1173 2 0
CDI 0 4 5 87 2802 17298 1990 1
VCDI 0 0 0 0 0 800 3580 2

Date: 2018-09-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125844 16828 151 817 85 0 0 0
OW 42 987 28 291 100 0 0 0
VODI 20 2187 146 1779 472 5 0 0
ODI 0 545 85 1899 7742 1149 1 0
CDI 0 0 0 31 2913 16666 1941 0
VCDI 0 0 0 0 1 1157 3136 0

Date: 2018-09-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 123498 19225 158 861 130 1 0 0
OW 31 1008 40 283 108 6 0 0
VODI 15 2238 131 1696 510 20 0 0
ODI 7 534 93 2062 7656 941 1 0
CDI 0 1 0 21 2829 17692 760 0
VCDI 0 0 0 0 0 1086 3290 116


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