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: 2021-01-28

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-01-22:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73086 12248 68 212 41 1 0 0
OW 80 1356 59 361 147 4 0 0
VODI 0 1126 72 683 674 105 0 1
ODI 0 278 43 569 895 782 5 3
CDI 0 74 30 245 924 2397 1858 54
VCDI 0 0 3 29 151 677 6205 3554

Date: 2021-01-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73497 11627 64 252 83 1 0 0
OW 130 1516 64 285 123 6 0 0
VODI 84 956 79 584 570 60 0 2
ODI 12 277 38 544 875 866 1 2
CDI 8 89 33 202 919 2831 982 12
VCDI 7 16 0 2 138 694 6868 3701

Date: 2021-01-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73294 11428 64 162 50 3 0 0
OW 120 1926 40 202 81 7 0 0
VODI 14 922 86 635 464 61 0 1
ODI 0 333 61 519 804 555 6 2
CDI 0 65 25 237 1208 2709 671 7
VCDI 0 25 5 35 107 1123 7448 3595

Date: 2021-01-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72894 11502 48 175 39 16 1 0
OW 233 1709 39 197 69 5 3 0
VODI 48 899 88 617 472 71 3 3
ODI 0 336 54 398 886 351 1 3
CDI 0 40 40 313 1191 3033 767 75
VCDI 0 0 4 28 100 868 7286 4195

Date: 2021-01-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72030 12173 49 171 60 15 3 0
OW 106 1766 51 177 60 6 3 0
VODI 25 1017 70 536 279 31 3 0
ODI 0 370 51 491 899 287 4 3
CDI 0 104 50 314 1173 2715 969 72
VCDI 0 23 10 63 210 1070 8375 3216

Date: 2021-02-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71023 12652 50 191 80 20 3 0
OW 217 1541 49 162 73 15 4 0
VODI 11 870 86 676 335 50 2 1
ODI 0 329 73 534 710 305 6 4
CDI 0 59 25 402 1383 2585 1728 16
VCDI 0 0 3 17 42 418 6280 6070

Date: 2021-02-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70426 12997 62 203 46 15 3 0
OW 74 1199 54 304 105 17 1 0
VODI 24 904 74 654 498 69 0 0
ODI 0 397 64 553 820 298 4 3
CDI 0 40 18 421 1174 2554 2270 15
VCDI 0 0 0 0 49 346 6869 5476

Date: 2021-02-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70542 13278 70 246 73 23 1 0
OW 82 768 66 338 129 17 1 0
VODI 66 778 77 560 543 92 2 0
ODI 1 334 63 585 759 257 59 2
CDI 0 49 13 274 1234 2080 2514 34
VCDI 0 8 0 12 119 584 5702 6665


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