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: 2017-08-31

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2017-08-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124727 16783 127 649 118 6 0 0
OW 14 940 43 246 65 1 0 0
VODI 7 1710 144 2393 733 12 0 0
ODI 1 376 62 1623 11646 1057 6 0
CDI 0 11 0 78 3060 11300 843 16
VCDI 0 0 0 0 0 1413 5596 1242

Date: 2017-08-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124051 17842 158 624 143 4 0 0
OW 31 885 24 243 69 2 0 0
VODI 27 1828 137 2162 857 11 0 0
ODI 0 385 68 1532 12586 953 10 0
CDI 0 4 1 72 3195 11526 717 0
VCDI 0 0 0 0 1 2490 4398 12

Date: 2017-08-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125325 17229 131 604 169 0 0 0
OW 44 918 42 262 81 1 0 0
VODI 9 1706 126 2191 803 8 0 0
ODI 0 370 76 1406 13115 1143 0 0
CDI 0 10 3 50 2341 13366 1072 0
VCDI 0 0 0 0 7 2117 2323 0

Date: 2017-08-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127550 15475 125 536 140 8 0 0
OW 21 865 47 295 75 6 0 0
VODI 6 1808 139 1979 780 14 0 0
ODI 0 320 66 1407 11836 1977 0 0
CDI 0 19 6 96 2808 14332 706 0
VCDI 0 0 0 0 0 1949 1657 0

Date: 2017-09-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127392 15941 131 678 259 0 0 0
OW 12 844 35 298 137 2 0 0
VODI 3 1539 126 1481 1088 26 0 0
ODI 1 300 59 1155 8530 2830 1 0
CDI 0 20 7 74 2722 15111 2022 0
VCDI 0 0 0 0 0 1014 3210 0

Date: 2017-09-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125938 17672 141 693 276 0 0 0
OW 33 859 27 319 155 3 0 0
VODI 10 1515 130 1706 838 12 1 0
ODI 11 255 37 1041 6121 2184 7 0
CDI 0 32 12 101 1529 16773 4083 0
VCDI 0 0 0 0 0 571 3961 2

Date: 2017-09-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 128320 16001 134 652 139 0 0 0
OW 22 874 37 325 143 6 0 0
VODI 4 1538 135 1477 866 61 1 0
ODI 1 246 41 1091 5374 1360 13 0
CDI 0 37 10 123 2445 16728 3700 0
VCDI 0 0 0 0 0 878 4232 34

Date: 2017-09-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 128078 16495 113 583 140 0 0 0
OW 29 994 45 394 130 2 0 0
VODI 2 1546 137 1380 844 47 3 0
ODI 0 264 42 990 4582 1452 14 0
CDI 0 43 15 147 1574 18934 3251 0
VCDI 0 0 0 0 26 784 3943 25


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