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: 2020-02-13

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-02-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70295 12701 73 173 48 4 0 0
OW 87 1059 53 203 44 4 0 0
VODI 58 800 84 665 407 29 1 0
ODI 0 373 52 709 1144 366 13 9
CDI 0 106 33 363 1729 3435 2523 152
VCDI 0 0 0 0 58 2772 24565 61858

Date: 2020-02-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70588 13058 60 102 22 4 0 0
OW 80 900 49 162 40 2 0 0
VODI 75 705 93 608 311 34 0 0
ODI 0 350 64 706 992 389 22 13
CDI 0 115 29 462 1868 3388 1985 199
VCDI 0 0 0 0 101 2682 22387 64403

Date: 2020-02-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70203 12676 52 170 57 7 0 0
OW 115 1146 44 118 52 8 0 0
VODI 77 861 89 648 249 22 4 0
ODI 0 671 84 1046 1036 158 14 11
CDI 0 61 23 452 1939 3303 903 166
VCDI 0 1 1 38 130 2515 22839 65059

Date: 2020-02-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70558 12074 67 216 62 2 0 0
OW 105 1356 38 202 61 0 0 0
VODI 80 1112 51 462 356 9 0 0
ODI 1 764 82 797 991 208 0 5
CDI 0 113 40 558 1922 3359 832 166
VCDI 0 14 4 21 173 3839 22828 63520

Date: 2020-02-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71037 12349 51 160 13 0 0 0
OW 48 737 34 191 49 2 0 0
VODI 72 948 50 414 326 24 0 0
ODI 3 622 90 792 870 196 23 0
CDI 0 155 50 661 2208 2661 1564 81
VCDI 0 8 2 20 361 3011 22289 64876

Date: 2020-02-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70821 12501 52 152 7 0 0 0
OW 48 773 35 177 30 0 0 0
VODI 45 959 62 524 385 39 1 0
ODI 1 653 102 816 933 205 14 1
CDI 0 158 30 513 1913 2945 1784 128
VCDI 0 15 5 40 132 2017 19753 68279

Date: 2020-02-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70466 11679 56 136 27 0 0 0
OW 79 1633 30 159 17 0 0 0
VODI 49 1250 74 637 261 39 0 0
ODI 3 567 92 813 1053 386 18 1
CDI 0 102 29 519 1726 3836 1459 89
VCDI 0 7 0 15 248 3856 20092 65545

Date: 2020-02-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70100 12431 55 176 55 1 0 0
OW 63 882 29 161 30 4 0 0
VODI 72 1053 75 602 385 57 1 0
ODI 0 535 95 838 1158 320 13 16
CDI 0 181 38 549 1933 4180 2142 250
VCDI 0 5 0 7 91 2280 22109 64076


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