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: 2017-09-21

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2017-09-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127728 16298 122 675 292 13 0 0
OW 18 1208 64 340 129 19 1 0
VODI 1 1110 105 1189 764 111 20 2
ODI 0 200 50 838 2798 1857 96 2
CDI 0 8 1 83 854 13357 12213 5
VCDI 0 0 0 0 0 876 3460 141

Date: 2017-09-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 126827 17006 127 452 243 84 0 0
OW 1 1266 68 388 193 80 0 0
VODI 0 1063 129 1022 662 193 5 0
ODI 0 156 32 798 2361 1461 30 0
CDI 0 1 0 60 913 13866 11300 18
VCDI 0 0 0 0 0 525 5524 194

Date: 2017-09-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127099 16618 103 379 195 7 0 0
OW 10 1509 56 338 185 5 0 0
VODI 9 1309 128 998 564 58 0 0
ODI 0 176 54 842 2177 714 15 3
CDI 0 5 0 59 1293 14174 5259 282
VCDI 0 0 0 0 5 2055 9685 680

Date: 2017-09-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 126811 16327 105 394 192 98 0 0
OW 23 1571 59 428 131 35 0 0
VODI 10 1197 111 797 640 141 0 0
ODI 0 265 61 973 1755 623 4 0
CDI 0 1 0 114 1937 13699 2358 5
VCDI 0 0 0 0 0 6348 9758 77

Date: 2017-09-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 126690 16658 119 449 163 85 0 0
OW 14 1235 59 399 142 20 0 0
VODI 1 1024 86 779 675 161 0 0
ODI 0 244 55 805 1605 542 30 0
CDI 0 3 4 122 1421 11948 3363 3
VCDI 0 0 0 0 2 4737 12598 807

Date: 2017-09-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 125122 17000 122 383 139 93 0 0
OW 13 2002 67 526 181 29 0 0
VODI 2 844 92 844 651 130 0 0
ODI 0 167 34 602 1687 587 8 3
CDI 0 10 3 69 906 8504 6031 126
VCDI 0 0 0 0 2 1528 15531 3010

Date: 2017-09-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 123590 16865 112 419 117 72 0 0
OW 98 2325 88 526 250 34 0 0
VODI 19 663 83 902 980 328 3 1
ODI 3 125 26 440 1280 940 35 3
CDI 0 6 0 56 756 4811 7517 1322
VCDI 0 0 0 0 16 941 13945 7351

Date: 2017-09-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 122814 17333 124 433 132 0 0 0
OW 22 1681 58 374 122 16 0 0
VODI 34 1072 110 930 823 522 53 1
ODI 9 120 21 453 1269 857 151 6
CDI 0 1 1 174 1360 4029 5129 1477
VCDI 0 0 0 0 0 641 9056 15640


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