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: 2022-02-10

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2022-02-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67313 12473 66 202 42 5 0 0
OW 202 1723 49 238 65 4 0 0
VODI 0 1324 99 725 581 46 2 0
ODI 0 460 89 996 1516 666 123 7
CDI 0 174 29 389 1858 4152 3614 111
VCDI 0 1 2 43 307 2861 20386 64105

Date: 2022-02-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67960 11915 59 140 25 5 0 0
OW 294 1892 35 174 54 3 0 0
VODI 9 1563 103 574 294 40 2 5
ODI 0 763 104 1064 1445 543 19 14
CDI 0 142 18 351 1718 4822 2724 325
VCDI 0 0 0 0 88 2030 17032 68700

Date: 2022-02-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68340 11613 43 137 22 2 0 0
OW 388 1667 38 190 53 4 0 0
VODI 20 1709 110 591 266 46 0 4
ODI 3 831 94 978 1511 298 12 10
CDI 0 138 28 399 2397 5284 1422 92
VCDI 0 3 0 18 138 2239 20385 65525

Date: 2022-02-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68355 11424 41 204 15 0 0 0
OW 361 2218 44 170 33 0 0 0
VODI 8 1848 102 552 390 17 0 0
ODI 0 801 97 1010 1427 222 7 1
CDI 0 71 19 402 2590 3872 2147 87
VCDI 0 6 2 22 249 3117 20629 64488

Date: 2022-02-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68412 11045 51 180 17 0 0 0
OW 296 2639 44 180 29 0 0 0
VODI 60 1909 116 661 384 74 1 0
ODI 0 659 98 983 998 514 11 1
CDI 0 67 18 442 2458 4276 1531 27
VCDI 0 11 2 31 246 3527 21710 63340

Date: 2022-02-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 67043 11895 58 229 29 0 0 0
OW 213 2425 70 296 52 0 0 0
VODI 73 1745 109 768 552 47 3 0
ODI 0 437 99 1016 1217 634 11 4
CDI 0 37 18 282 2107 5654 1761 36
VCDI 0 7 0 17 228 3153 20391 64332

Date: 2022-02-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66929 11976 44 181 25 1 0 0
OW 344 1845 68 407 105 2 0 0
VODI 39 2071 103 816 465 62 0 1
ODI 0 508 100 851 1213 409 33 9
CDI 0 33 17 349 2094 5532 2130 105
VCDI 0 0 0 31 300 2553 19401 65896

Date: 2022-02-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 66449 12092 63 170 36 1 0 0
OW 324 1720 40 142 31 0 0 0
VODI 49 1809 146 1052 785 90 12 0
ODI 0 528 83 840 1139 462 80 19
CDI 0 118 30 424 1836 5339 2436 203
VCDI 0 0 0 2 156 1867 19922 66553


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