Description of algorithm
Interpretation of results
Full domain
American sector
European sector
  Ice concntr, edge pos
  Contingency tables
Asian sector

Validation of sea ice concentration - European sector

Reference date: 2020-03-26

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-03-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66822 13045 67 275 59 6 0 0
OW 8 1019 34 180 43 4 0 0
VODI 0 1232 84 553 361 74 0 0
ODI 0 448 84 794 1238 228 5 0
CDI 0 56 18 405 1736 2691 1162 4
VCDI 0 21 2 53 178 1766 8961 5384

Date: 2020-03-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67411 13136 64 236 64 3 0 0
OW 0 847 33 185 43 3 0 0
VODI 0 1052 95 594 300 15 0 0
ODI 0 361 81 868 1274 258 4 0
CDI 0 47 13 387 1796 2734 1569 45
VCDI 0 0 0 2 35 1005 7897 6643

Date: 2020-03-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68525 12587 67 183 48 0 0 0
OW 1 726 24 128 40 1 0 0
VODI 0 1005 65 529 300 8 0 0
ODI 0 535 99 1034 1278 121 1 0
CDI 0 66 16 332 2204 3417 911 16
VCDI 0 0 0 3 33 734 7064 6999

Date: 2020-03-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68594 12461 56 181 34 0 0 0
OW 8 771 23 110 41 0 0 0
VODI 0 1002 89 364 438 57 0 0
ODI 0 541 91 1017 1540 268 1 0
CDI 0 20 9 256 1643 3197 1715 0
VCDI 0 2 0 13 35 615 7296 6612

Date: 2020-03-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67451 13197 53 205 28 0 0 0
OW 16 947 43 156 58 3 0 0
VODI 0 1124 75 403 364 22 0 0
ODI 0 612 111 1103 1519 291 3 0
CDI 0 44 6 249 1562 3173 1657 6
VCDI 0 10 0 26 37 778 7849 5919

Date: 2020-03-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67545 13028 57 192 39 0 0 0
OW 0 858 34 158 85 0 0 0
VODI 0 938 81 517 327 15 0 0
ODI 0 638 87 1169 1519 274 1 0
CDI 0 39 17 302 1679 3173 1549 13
VCDI 0 5 1 0 1 672 7942 6145

Date: 2020-04-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67582 12991 57 240 30 0 0 0
OW 0 865 47 249 81 1 0 0
VODI 0 933 81 574 281 22 0 0
ODI 0 604 69 1054 1289 370 0 0
CDI 0 13 8 288 1349 3047 1520 0
VCDI 0 0 0 0 41 789 9792 4833

Date: 2020-04-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67691 12734 42 196 35 0 0 0
OW 112 1142 42 193 42 0 0 0
VODI 0 1125 89 637 194 33 0 0
ODI 0 609 81 1065 893 273 4 0
CDI 0 44 12 336 1585 2727 1276 0
VCDI 0 2 2 33 175 1589 7246 6841


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