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: 2021-04-29

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2021-04-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72755 12094 92 361 81 1 0 0
OW 0 919 31 285 92 0 0 0
VODI 0 1020 76 576 288 28 0 0
ODI 0 466 64 610 847 232 13 0
CDI 0 64 12 257 1468 2989 1871 1
VCDI 0 1 0 1 4 428 4780 6293

Date: 2021-04-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71277 13725 119 481 114 0 0 0
OW 0 707 40 258 122 1 0 0
VODI 0 824 66 616 432 15 0 0
ODI 0 407 57 619 749 238 18 0
CDI 0 60 10 277 1360 3239 1559 11
VCDI 0 0 0 0 15 509 4977 6198

Date: 2021-04-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71926 12682 103 448 121 0 0 0
OW 0 875 52 293 117 0 0 0
VODI 0 788 50 579 503 7 0 0
ODI 0 394 66 720 810 202 7 0
CDI 0 34 7 280 1468 3389 1236 0
VCDI 0 0 0 0 10 741 5684 5508

Date: 2021-04-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71628 13214 124 513 110 1 0 0
OW 0 658 45 326 132 3 0 0
VODI 0 634 57 537 590 88 1 0
ODI 0 412 55 560 746 274 11 0
CDI 0 41 11 302 1489 3190 969 0
VCDI 0 0 0 0 25 1208 5529 5617

Date: 2021-05-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 71873 13720 116 500 104 1 0 0
OW 0 502 45 251 81 13 0 0
VODI 0 759 62 609 399 11 3 0
ODI 0 377 51 659 728 167 5 0
CDI 0 43 10 266 1396 2945 933 2
VCDI 0 0 0 11 47 805 5418 6188

Date: 2021-05-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72389 13828 124 424 96 0 0 0
OW 0 513 49 263 57 0 0 0
VODI 0 771 47 529 255 8 0 0
ODI 0 374 44 557 774 166 6 0
CDI 0 85 17 268 1315 3021 779 0
VCDI 0 15 7 41 107 677 5690 5804

Date: 2021-05-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72425 13963 142 503 102 0 0 0
OW 0 427 17 234 73 2 0 0
VODI 0 668 56 514 273 18 0 0
ODI 0 237 33 550 1046 204 21 0
CDI 0 102 26 279 1311 2988 813 1
VCDI 0 0 0 0 2 641 5476 5953

Date: 2021-05-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72410 13982 124 637 149 1 0 0
OW 12 447 28 186 130 1 0 0
VODI 0 671 47 424 280 18 1 0
ODI 0 219 36 524 863 157 25 0
CDI 0 96 16 253 1071 3047 1668 35
VCDI 0 0 0 0 1 271 4627 6643


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