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: 2020-08-20

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-08-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 123021 16619 199 1282 490 30 0 0
OW 22 592 32 272 133 13 0 0
VODI 20 2086 184 4199 1075 42 1 0
ODI 0 219 37 2053 9199 1400 35 0
CDI 0 1 1 22 1826 9565 4135 0
VCDI 0 0 0 0 9 1807 5779 648

Date: 2020-08-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 122069 18632 209 1154 346 1 0 0
OW 23 684 30 244 132 2 0 0
VODI 9 3675 203 3144 861 25 0 0
ODI 0 247 37 2550 8567 1072 2 0
CDI 0 0 0 19 1337 10125 2351 0
VCDI 0 0 0 0 2 1125 6307 1864

Date: 2020-08-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125528 16065 204 1113 329 0 0 0
OW 103 653 22 232 106 0 0 0
VODI 303 3834 138 3250 819 15 0 0
ODI 16 270 45 2358 7640 988 0 0
CDI 0 5 0 21 1609 9838 1743 0
VCDI 0 0 0 0 1 1571 6681 1548

Date: 2020-08-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125652 16977 202 1026 360 11 0 0
OW 275 638 21 262 136 11 0 0
VODI 668 3447 155 3200 914 27 0 0
ODI 21 254 32 1903 6660 1020 0 0
CDI 0 3 1 18 1706 9132 2463 0
VCDI 0 0 0 0 3 1943 7052 855

Date: 2020-08-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127735 15912 174 968 320 4 0 0
OW 392 1091 23 242 139 0 0 0
VODI 580 3050 161 3196 992 13 0 0
ODI 13 275 23 1595 6348 673 0 0
CDI 0 6 1 24 2359 10598 2258 0
VCDI 0 0 0 0 4 3821 4058 0

Date: 2020-08-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 128731 16127 165 909 325 6 0 0
OW 450 1389 33 269 127 7 0 0
VODI 402 2699 180 2943 802 21 0 0
ODI 13 310 32 1390 5901 591 1 0
CDI 0 0 0 50 1870 13747 2300 0
VCDI 0 0 0 0 0 1034 4224 0

Date: 2020-08-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 129798 16144 157 949 302 3 0 0
OW 366 1264 43 331 141 5 1 0
VODI 187 2364 168 2795 1063 17 1 0
ODI 12 295 33 1230 5862 803 16 0
CDI 0 1 0 64 1685 12496 4818 405
VCDI 0 0 0 0 0 557 2264 408

Date: 2020-08-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 128997 17853 189 1042 364 12 0 0
OW 336 1197 39 322 153 15 0 0
VODI 170 2081 147 2384 1157 93 0 0
ODI 4 237 38 983 3659 2906 152 0
CDI 0 5 0 30 1725 11598 4092 0
VCDI 0 0 0 0 10 3776 1282 0


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