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: 2021-07-08

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-07-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 87980 19716 329 2275 498 90 0 0
OW 34 1201 62 626 214 48 0 0
VODI 41 2174 187 3069 879 136 0 0
ODI 9 702 85 2912 5536 1274 28 8
CDI 0 22 1 131 3169 25636 9165 977
VCDI 0 0 0 0 3 3624 10093 4114

Date: 2021-07-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 88742 20949 346 2715 600 82 0 0
OW 16 1225 76 697 242 33 0 0
VODI 10 2172 175 2865 1042 151 3 0
ODI 1 557 72 2226 6084 659 9 0
CDI 0 22 6 182 3517 23845 11014 678
VCDI 0 1 0 0 11 1508 8249 6266

Date: 2021-07-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 88706 23990 336 2294 389 151 0 0
OW 61 1335 65 633 218 43 0 0
VODI 25 2123 153 2508 1011 106 2 0
ODI 0 554 87 2194 6457 581 1 0
CDI 0 6 4 101 3586 27549 5513 0
VCDI 0 0 0 0 11 3864 11397 994

Date: 2021-07-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92661 22582 340 2100 435 188 0 0
OW 44 1163 53 520 202 46 0 0
VODI 13 1780 132 2054 890 152 1 0
ODI 0 496 77 2026 6704 1079 1 0
CDI 0 9 4 105 3639 28466 4836 128
VCDI 0 0 0 5 14 10160 3918 25

Date: 2021-07-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 94781 22208 322 1838 402 163 15 0
OW 14 1099 52 506 177 33 2 0
VODI 14 1709 117 1968 801 98 1 0
ODI 1 379 79 2104 6732 2006 8 0
CDI 0 24 0 81 2784 32174 5240 0
VCDI 0 1 0 0 2 7267 1846 0

Date: 2021-07-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 98804 20067 276 1431 390 152 0 0
OW 242 800 56 388 149 30 1 0
VODI 470 1228 131 1768 746 92 0 0
ODI 150 298 65 2016 8500 1695 3 0
CDI 0 0 0 81 4859 35539 2960 0
VCDI 0 0 0 0 2 2236 1423 0

Date: 2021-07-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 100864 19269 265 1396 396 145 0 0
OW 76 810 44 427 150 48 0 0
VODI 58 1357 146 1922 809 107 1 0
ODI 2 378 64 2047 8353 3278 10 0
CDI 0 0 0 57 3070 36027 3770 0
VCDI 0 0 0 0 42 930 730 0

Date: 2021-07-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 101067 20238 259 1397 503 104 0 0
OW 32 859 46 411 162 39 0 0
VODI 7 1586 155 1942 734 105 0 0
ODI 0 440 67 1883 7751 4357 5 0
CDI 0 4 5 63 2180 29983 9457 13
VCDI 0 0 0 0 32 664 498 0


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