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: 2018-05-31

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-05-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76206 14394 157 675 220 8 0 0
OW 0 660 59 267 139 7 1 0
VODI 0 968 91 1101 535 34 10 3
ODI 0 309 48 1175 2144 292 22 11
CDI 0 167 36 924 3926 7589 2591 80
VCDI 0 25 7 53 138 3441 26504 42031

Date: 2018-05-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77157 13924 142 605 210 4 0 0
OW 0 661 30 294 160 10 0 0
VODI 0 922 105 1129 548 28 10 2
ODI 0 432 74 1341 2209 209 42 7
CDI 0 188 40 1037 4045 9371 2010 160
VCDI 0 19 3 45 159 4046 27758 37912

Date: 2018-05-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76741 14646 155 796 217 8 6 0
OW 0 640 50 354 122 5 9 0
VODI 0 775 97 1204 496 22 25 0
ODI 0 717 86 1723 2196 189 81 8
CDI 0 382 83 993 4050 9059 2395 70
VCDI 0 2 1 12 117 3746 30329 34441

Date: 2018-05-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77225 14659 160 898 185 18 7 1
OW 0 582 43 379 156 3 4 1
VODI 0 1069 109 1237 421 32 20 7
ODI 0 806 105 1938 2114 234 64 14
CDI 0 310 78 970 4113 8910 3197 68
VCDI 0 0 0 3 57 4268 29049 33534

Date: 2018-06-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77392 14783 151 1137 206 12 26 2
OW 0 719 48 419 162 6 6 3
VODI 0 1231 102 1328 446 32 15 11
ODI 0 991 137 1891 2153 401 48 8
CDI 0 217 61 842 3475 8752 3282 69
VCDI 0 1 0 5 125 3911 30784 31658

Date: 2018-06-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77303 15737 166 952 216 31 17 0
OW 0 818 35 367 163 17 13 0
VODI 0 1440 104 1317 446 42 18 1
ODI 0 1190 150 1804 2106 385 44 0
CDI 0 172 62 737 3684 8632 2484 37
VCDI 0 5 0 1 75 2702 33575 30000

Date: 2018-06-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78891 14848 161 948 322 41 2 0
OW 0 868 44 373 142 20 8 0
VODI 0 1762 118 1171 523 72 13 0
ODI 0 1268 150 1560 1932 415 55 0
CDI 0 209 54 802 3964 8946 2129 26
VCDI 0 2 0 1 38 5286 25633 34251

Date: 2018-06-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79800 14627 143 1030 305 17 14 0
OW 10 986 50 367 166 15 6 0
VODI 2 1865 120 1107 535 48 25 0
ODI 0 1082 150 1586 2189 550 83 1
CDI 0 185 49 747 4537 9350 4541 195
VCDI 0 0 0 15 52 4692 32307 23499


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