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: 2019-03-28

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-03-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69059 12415 61 186 11 0 0 0
OW 54 832 49 197 27 0 0 0
VODI 99 1512 96 687 331 9 0 0
ODI 30 696 83 828 1087 391 9 17
CDI 0 53 17 432 2015 3777 2125 167
VCDI 0 0 0 12 104 2310 22961 64309

Date: 2019-03-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69330 12631 53 169 6 0 0 0
OW 123 996 51 240 39 0 0 0
VODI 49 1487 81 573 304 17 0 0
ODI 0 616 103 938 1279 212 3 0
CDI 0 44 17 480 2188 4211 1222 128
VCDI 0 1 1 13 235 4042 26231 58935

Date: 2019-03-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69204 13026 68 156 28 0 0 0
OW 20 961 44 239 70 0 0 0
VODI 5 1155 97 612 331 51 0 0
ODI 0 545 74 864 1267 381 4 3
CDI 0 43 25 587 2254 5064 2078 74
VCDI 0 0 0 3 194 2685 23716 61120

Date: 2019-03-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69140 12860 68 228 42 0 0 0
OW 7 910 54 278 96 0 0 0
VODI 0 977 98 733 501 26 0 0
ODI 0 474 74 883 1628 367 25 2
CDI 0 54 33 439 2009 4565 3523 67
VCDI 0 0 0 16 358 2538 25696 58279

Date: 2019-03-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68924 13171 66 202 34 0 0 0
OW 4 950 51 302 93 1 0 0
VODI 1 1314 112 717 492 60 1 0
ODI 0 488 82 997 1630 274 13 1
CDI 0 57 28 492 2436 3850 1265 16
VCDI 0 1 0 9 296 3848 28956 55814

Date: 2019-04-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68555 13451 63 193 24 1 0 0
OW 2 1068 60 291 103 3 0 0
VODI 0 1322 104 830 398 55 8 1
ODI 0 394 93 1187 1317 410 28 9
CDI 0 39 21 484 2324 4433 1322 73
VCDI 0 0 0 10 194 2832 29752 55594

Date: 2019-04-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68438 13925 75 240 32 0 0 0
OW 0 1093 52 342 95 2 0 0
VODI 0 1080 87 766 407 21 0 2
ODI 0 405 94 1005 1206 205 18 64
CDI 0 60 28 560 2735 4535 2023 187
VCDI 0 0 0 3 229 3363 27169 56502

Date: 2019-04-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68447 14491 88 301 40 0 0 0
OW 1 838 46 319 80 0 0 0
VODI 0 977 93 791 396 34 0 3
ODI 0 427 81 1020 1169 195 14 50
CDI 0 116 41 417 2215 4309 3200 314
VCDI 0 0 0 3 214 2506 25031 58781


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