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: 2017-09-28

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2017-09-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127506 15966 117 423 151 72 0 0
OW 19 1213 55 411 123 19 0 0
VODI 3 1079 97 841 676 131 0 0
ODI 0 251 57 810 1785 594 9 0
CDI 0 1 3 143 1855 13126 2696 4
VCDI 0 0 0 0 0 6043 10495 274

Date: 2017-09-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124720 18234 131 427 138 95 0 0
OW 26 1448 58 450 145 29 0 0
VODI 4 946 92 819 660 108 2 0
ODI 0 219 49 768 1512 548 51 0
CDI 0 17 3 113 1171 10204 4351 10
VCDI 0 0 0 0 7 2189 16085 1219

Date: 2017-09-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124546 16612 132 493 153 68 0 0
OW 53 2222 77 586 259 42 0 0
VODI 9 785 79 832 750 199 0 0
ODI 1 137 32 478 1604 691 14 4
CDI 0 4 3 73 1056 6425 7187 523
VCDI 0 0 0 0 16 1859 15126 3918

Date: 2017-09-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124365 15864 96 418 150 10 0 0
OW 23 2091 68 324 155 39 0 0
VODI 33 934 90 978 912 482 0 1
ODI 2 147 25 408 1255 898 48 6
CDI 0 0 0 62 797 4205 6141 2061
VCDI 0 0 0 0 0 391 9577 13992

Date: 2017-09-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 121669 18276 131 505 173 0 0 0
OW 43 1495 53 335 129 3 0 0
VODI 44 976 100 926 880 433 11 1
ODI 12 115 27 423 1303 893 327 6
CDI 0 0 0 85 1340 3663 5314 922
VCDI 0 0 0 0 1 613 8546 17275

Date: 2017-10-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 121977 17439 126 531 194 0 0 0
OW 35 1732 57 289 112 0 0 0
VODI 45 769 101 945 816 78 0 0
ODI 17 123 22 382 1436 995 218 5
CDI 0 4 0 48 1431 5296 3640 40
VCDI 0 0 0 0 2 1348 16611 10184

Date: 2017-10-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 119884 18560 179 820 120 0 0 0
OW 63 1887 101 673 234 3 0 0
VODI 62 735 86 863 659 29 0 1
ODI 10 95 19 483 1578 514 3 6
CDI 0 13 1 83 1316 5046 3425 50
VCDI 0 0 0 3 95 2468 18417 8464

Date: 2017-10-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 118557 18388 194 656 179 34 0 0
OW 61 2010 112 965 236 23 0 0
VODI 61 768 123 1071 991 157 0 1
ODI 5 105 27 303 1382 519 1 7
CDI 0 8 0 68 923 5603 2958 37
VCDI 0 0 0 0 74 2000 18361 10080


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