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: 2019-09-12

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-09-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 134396 13376 116 528 119 32 2 0
OW 0 739 33 315 129 26 0 0
VODI 0 1224 105 1975 1107 246 4 0
ODI 0 316 54 996 3812 2455 43 0
CDI 0 21 3 50 714 15716 4558 7
VCDI 0 0 0 0 0 1231 2596 4

Date: 2019-09-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 135292 12557 98 622 114 22 0 0
OW 27 766 41 312 128 10 0 0
VODI 9 1240 102 1692 1162 56 0 0
ODI 0 318 46 1023 4087 1760 3 0
CDI 0 10 1 39 901 14712 5214 0
VCDI 0 0 0 0 0 362 3285 1037

Date: 2019-09-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 135636 12454 103 448 124 18 0 0
OW 30 765 34 269 113 13 0 0
VODI 22 1262 104 1824 838 37 0 0
ODI 0 282 40 1075 3978 1300 0 0
CDI 0 0 0 35 1045 13939 5863 1
VCDI 0 0 0 0 0 255 4491 650

Date: 2019-09-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 134017 14406 116 432 139 28 0 0
OW 30 801 22 239 86 12 0 0
VODI 21 1493 132 1554 554 45 0 0
ODI 0 341 41 1456 4090 545 5 0
CDI 0 3 1 69 1359 9144 7311 0
VCDI 0 0 0 0 1 506 7472 577

Date: 2019-09-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 134257 14491 109 496 130 9 0 0
OW 34 921 38 235 85 16 0 0
VODI 27 1375 121 1205 641 57 0 0
ODI 1 328 46 1465 3738 487 5 0
CDI 0 20 3 50 1657 6630 4462 0
VCDI 0 0 0 0 6 2582 10699 622

Date: 2019-09-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 134962 14164 125 449 93 20 0 0
OW 30 950 52 288 155 14 0 0
VODI 35 1078 102 1221 672 47 0 0
ODI 0 184 34 997 2925 976 24 0
CDI 0 23 4 30 851 5086 4031 3
VCDI 0 0 0 0 7 2647 12503 2266

Date: 2019-09-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 133858 15192 102 350 74 12 0 0
OW 39 1091 69 402 207 58 0 0
VODI 22 873 122 1245 662 158 9 4
ODI 0 117 16 659 2603 997 106 7
CDI 0 33 3 19 416 3678 3915 138
VCDI 0 0 0 0 2 946 13478 5366

Date: 2019-09-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 134481 14154 129 509 93 6 0 0
OW 27 929 60 379 152 16 0 0
VODI 14 758 96 945 897 267 8 5
ODI 0 105 27 574 1973 1340 47 27
CDI 0 14 2 43 415 3268 4090 113
VCDI 0 0 0 0 1 983 12204 7897


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