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: 2018-10-18

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-10-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 120845 17933 141 577 213 4 0 0
OW 60 1967 77 488 272 19 2 0
VODI 0 1200 136 1547 2660 417 9 0
ODI 0 142 26 384 1428 1007 38 6
CDI 0 25 9 149 1202 8898 6250 98
VCDI 0 0 0 0 24 1928 13367 3500

Date: 2018-10-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 116949 19170 189 770 383 115 5 0
OW 350 2152 87 747 220 82 5 0
VODI 17 868 129 1694 2422 643 50 0
ODI 2 129 23 361 1372 1658 126 10
CDI 0 35 4 106 1007 9636 5267 55
VCDI 0 0 0 0 20 2748 14154 3288

Date: 2018-10-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 116114 18211 150 1046 601 41 0 0
OW 453 1896 82 844 629 39 0 0
VODI 71 975 120 1581 1832 295 4 0
ODI 0 72 16 341 2176 1865 99 7
CDI 0 19 0 73 639 9620 3360 23
VCDI 0 18 0 0 10 2664 17733 3329

Date: 2018-10-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 114890 17583 148 811 453 51 2 0
OW 236 2892 111 891 422 40 2 0
VODI 54 1069 135 1694 1775 285 4 0
ODI 0 92 22 551 2373 1606 71 10
CDI 0 7 0 77 657 8595 3065 28
VCDI 0 0 0 1 12 4272 17718 4343

Date: 2018-10-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 112684 17468 158 905 503 50 1 0
OW 398 3192 89 610 448 98 1 0
VODI 16 1052 137 1526 2191 398 10 0
ODI 0 48 25 642 2459 1747 154 6
CDI 0 0 0 59 679 7392 5163 101
VCDI 0 0 0 0 7 3443 17741 5447

Date: 2018-10-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 109069 18712 149 775 366 52 0 0
OW 409 3525 104 722 592 326 25 0
VODI 1 868 138 1613 2091 594 113 0
ODI 0 61 14 362 2458 2318 300 12
CDI 0 12 1 30 754 7170 4900 186
VCDI 0 0 0 0 3 4674 17856 5693

Date: 2018-10-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 106419 18218 166 791 262 33 5 0
OW 379 3451 146 1535 840 274 18 0
VODI 26 1021 124 1473 2048 1021 407 0
ODI 0 161 21 549 1741 2439 516 2
CDI 0 40 3 150 661 4406 6536 95
VCDI 0 0 0 2 67 5363 20962 4677

Date: 2018-10-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 104715 15374 169 958 390 37 0 0
OW 618 4378 148 1367 1599 274 196 0
VODI 45 1029 91 1133 2437 1564 816 0
ODI 0 153 19 402 1052 2337 1605 0
CDI 0 36 4 187 624 3718 8035 417
VCDI 0 0 0 13 111 9572 18251 3174


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