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: 2021-01-21

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-01-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73940 11886 82 233 35 0 0 0
OW 1 874 45 314 121 0 0 0
VODI 0 1143 77 583 1190 71 1 0
ODI 0 419 84 782 1068 380 24 1
CDI 0 0 1 175 1014 2929 1634 21
VCDI 0 0 0 0 20 285 5018 4649

Date: 2021-01-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73658 11662 46 145 15 0 0 0
OW 0 1293 63 342 98 0 0 0
VODI 0 1240 84 674 903 45 0 0
ODI 0 320 52 901 1608 415 2 2
CDI 0 27 3 132 1133 2778 1229 55
VCDI 0 0 0 0 5 787 6864 2519

Date: 2021-01-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73788 11693 61 146 10 0 0 0
OW 55 1416 56 321 92 0 0 0
VODI 1 1379 83 636 655 5 0 2
ODI 0 410 61 713 1437 411 3 1
CDI 0 39 16 179 1189 2297 741 2
VCDI 0 0 0 0 36 773 6853 3540

Date: 2021-01-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73227 12108 51 157 17 0 0 0
OW 160 1484 51 366 124 0 0 0
VODI 0 1254 90 535 682 54 0 1
ODI 0 317 61 617 858 797 8 3
CDI 0 52 19 262 1025 2478 1373 65
VCDI 0 0 0 0 73 727 6808 3196

Date: 2021-01-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73137 12291 66 203 42 0 0 0
OW 87 1247 59 354 169 3 0 0
VODI 0 1076 79 626 595 118 0 1
ODI 0 285 53 562 879 785 0 2
CDI 0 69 31 231 994 2512 1744 7
VCDI 0 0 0 22 104 559 5806 4302

Date: 2021-01-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73442 11433 62 218 49 5 0 0
OW 196 1831 55 256 61 6 0 0
VODI 32 893 75 633 521 32 0 2
ODI 5 280 51 554 913 723 3 2
CDI 4 76 24 218 983 2740 713 2
VCDI 13 48 0 11 167 965 7311 3492

Date: 2021-01-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73107 11440 51 196 58 10 0 0
OW 98 1826 35 207 78 6 0 0
VODI 19 824 78 624 517 75 0 2
ODI 0 328 79 506 757 488 3 3
CDI 0 30 25 272 1190 3103 673 62
VCDI 0 1 1 37 85 997 7274 3935

Date: 2021-01-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72112 12188 47 170 44 14 0 0
OW 84 1870 54 180 44 1 1 0
VODI 32 1011 94 595 350 15 3 3
ODI 0 322 39 437 1006 238 3 3
CDI 0 75 47 300 1085 2964 805 64
VCDI 0 3 9 55 213 1036 8411 3073


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