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: 2018-10-04

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-09-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 128356 15912 122 644 174 0 0 0
OW 74 1114 76 667 349 15 0 0
VODI 34 667 104 1002 1387 259 1 0
ODI 0 172 34 616 1242 910 26 0
CDI 0 70 18 222 1416 15371 1936 0
VCDI 0 0 0 0 16 3625 7730 2687

Date: 2018-09-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127582 16748 118 683 125 3 0 0
OW 29 1181 92 686 223 2 0 0
VODI 56 647 92 1041 1301 201 2 0
ODI 0 112 30 404 1174 904 15 0
CDI 0 62 15 191 914 13604 4055 0
VCDI 0 0 0 0 17 4111 8031 2597

Date: 2018-10-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 127502 16983 156 662 94 8 0 0
OW 30 1327 80 630 198 6 0 0
VODI 24 676 79 1034 1090 89 0 0
ODI 0 111 32 478 1185 602 6 2
CDI 0 40 12 201 860 9164 4836 98
VCDI 0 0 0 0 10 3957 11977 2809

Date: 2018-10-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 123339 20295 138 754 165 2 0 0
OW 5 1638 105 759 247 9 0 0
VODI 0 635 77 1200 1028 116 0 0
ODI 0 99 24 516 1038 460 7 0
CDI 0 49 10 170 992 8894 6136 7
VCDI 0 0 0 0 4 2821 13783 1526

Date: 2018-10-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124798 18277 159 750 105 6 0 0
OW 48 1781 110 745 183 13 0 0
VODI 16 616 80 1502 981 98 1 0
ODI 8 141 26 589 1181 396 3 0
CDI 1 37 14 196 1344 9983 4397 181
VCDI 0 0 0 0 14 1379 13208 3681

Date: 2018-10-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 122953 19077 131 659 160 4 0 0
OW 32 2184 135 1032 381 15 1 0
VODI 16 392 55 1195 1511 110 3 0
ODI 17 109 17 464 1513 481 11 0
CDI 11 67 14 211 1439 10424 2764 0
VCDI 0 1 1 4 96 1976 12814 4568

Date: 2018-10-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 122854 17427 142 682 139 5 0 0
OW 80 3282 145 995 285 10 0 0
VODI 8 432 79 1385 1544 89 0 0
ODI 1 119 27 468 1785 337 2 0
CDI 0 51 10 214 1516 11520 2372 0
VCDI 0 2 0 1 31 4594 12490 1925

Date: 2018-10-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 120847 17930 141 576 213 4 0 0
OW 58 1967 77 488 272 19 2 0
VODI 0 1203 136 1547 2660 417 9 0
ODI 0 142 26 384 1427 1007 39 8
CDI 0 25 9 150 1203 8899 6247 94
VCDI 0 0 0 0 24 1927 13369 3502


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