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: 2019-04-11

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

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 14495 88 301 40 0 0 0
OW 1 834 46 319 80 0 0 0
VODI 0 972 92 787 397 34 0 4
ODI 0 431 82 1024 1168 195 14 50
CDI 0 117 41 417 2216 4301 3206 311
VCDI 0 0 0 3 213 2514 25025 58783

Date: 2019-04-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68334 14674 105 419 81 0 0 0
OW 2 851 59 235 51 1 0 0
VODI 4 958 102 729 426 31 1 2
ODI 0 292 56 910 1202 180 12 8
CDI 0 116 37 426 2258 4329 2663 121
VCDI 0 9 7 40 372 2925 24746 59274

Date: 2019-04-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68738 13881 99 388 27 0 0 0
OW 1 1139 66 304 59 0 0 0
VODI 0 967 83 679 428 27 4 7
ODI 0 341 73 773 1071 232 58 8
CDI 0 79 28 418 2014 4594 3516 232
VCDI 0 0 0 0 58 1901 23337 61418

Date: 2019-04-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69861 13575 94 364 60 0 0 0
OW 7 760 64 243 58 2 0 0
VODI 3 880 104 547 367 78 7 8
ODI 0 329 54 784 1021 337 103 44
CDI 0 54 31 413 1797 3888 3789 219
VCDI 0 0 0 15 255 2029 21647 63157

Date: 2019-04-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70488 13035 91 224 45 0 0 0
OW 13 848 57 238 66 1 0 0
VODI 9 823 88 500 374 51 9 10
ODI 0 329 68 875 1127 365 164 35
CDI 0 43 24 394 2008 4162 3215 463
VCDI 0 1 1 23 272 2703 23774 60032

Date: 2019-04-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70961 12935 103 313 59 0 0 0
OW 13 694 46 164 50 1 0 0
VODI 4 862 82 527 255 58 8 13
ODI 0 386 79 882 1097 387 104 49
CDI 0 33 12 444 2012 5183 2062 427
VCDI 0 0 0 38 146 1927 21044 63588

Date: 2019-04-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71034 13320 93 325 91 3 0 0
OW 1 642 38 205 56 2 0 0
VODI 0 875 73 512 225 49 16 11
ODI 0 314 72 845 1078 268 108 46
CDI 0 35 10 314 2149 4689 2235 345
VCDI 0 4 3 32 249 3522 23274 59885

Date: 2019-04-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70748 13740 119 470 103 0 0 0
OW 6 492 21 146 78 3 0 0
VODI 0 850 72 458 284 31 6 10
ODI 0 306 71 843 1239 315 35 48
CDI 0 37 16 321 2124 5324 2701 590
VCDI 0 0 0 7 208 3072 24031 58123


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