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: 2018-09-06

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-08-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 122692 19460 172 693 130 9 0 0
OW 73 918 28 243 63 6 0 0
VODI 16 2330 158 1822 466 5 0 0
ODI 0 605 87 2198 6712 496 13 0
CDI 0 3 2 83 4309 17206 1182 0
VCDI 0 0 0 0 43 1761 3064 0

Date: 2018-09-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 123364 18924 157 718 132 5 0 0
OW 35 894 28 273 72 2 0 0
VODI 18 2230 149 1856 528 8 0 0
ODI 4 549 87 1786 6869 1148 2 0
CDI 0 0 1 77 3407 17464 1960 0
VCDI 0 0 0 0 11 1342 2946 2

Date: 2018-09-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 126318 16238 136 739 129 0 0 0
OW 46 981 43 261 91 1 0 0
VODI 27 2068 136 1901 484 14 0 0
ODI 3 475 92 1792 7850 1018 5 0
CDI 0 1 0 59 2812 16961 1860 1
VCDI 0 0 0 0 0 911 3591 4

Date: 2018-09-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125708 17095 133 742 75 0 0 0
OW 32 1043 43 320 103 0 0 0
VODI 19 2234 147 1654 482 8 0 0
ODI 5 550 85 2100 7709 988 0 0
CDI 0 1 0 12 2578 17835 981 0
VCDI 0 0 0 0 0 1212 3124 30

Date: 2018-09-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125024 17896 147 907 127 0 0 0
OW 20 927 40 317 107 3 0 0
VODI 19 2084 127 1789 581 10 0 0
ODI 9 485 89 1937 8074 759 2 0
CDI 0 2 0 39 3100 16395 719 0
VCDI 0 0 0 0 3 1489 3736 85

Date: 2018-09-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125554 17480 155 769 134 0 0 0
OW 38 1096 46 314 142 3 0 0
VODI 37 2054 156 2016 493 11 0 0
ODI 2 374 64 1716 7229 1096 15 0
CDI 0 3 3 46 2009 16796 1931 0
VCDI 0 0 0 0 0 990 4271 5

Date: 2018-09-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125921 17692 144 602 94 0 0 0
OW 78 1334 45 347 97 0 0 0
VODI 48 2102 165 1963 586 11 0 0
ODI 0 362 59 1328 6356 981 0 4
CDI 0 7 3 47 1614 16946 1534 20
VCDI 0 0 0 0 0 1126 4895 537

Date: 2018-09-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 126880 17215 146 725 126 0 0 0
OW 72 1151 73 431 148 8 0 0
VODI 42 1755 150 1964 695 56 0 0
ODI 0 371 45 1099 3714 2070 14 0
CDI 0 11 2 48 1269 17096 2439 15
VCDI 0 0 0 0 6 1831 5081 300


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