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: 2020-12-03

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2020-11-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82372 9615 67 213 28 7 0 0
OW 325 1086 26 171 55 4 0 0
VODI 330 968 46 468 410 148 2 0
ODI 5 130 19 326 525 232 5 2
CDI 0 0 0 25 571 2520 689 1
VCDI 0 0 0 0 0 1224 3949 2536

Date: 2020-11-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82150 9244 63 188 27 10 0 0
OW 574 1254 26 156 79 5 0 0
VODI 153 1232 63 444 232 67 0 0
ODI 1 126 18 366 687 195 10 2
CDI 0 0 0 33 569 2910 542 2
VCDI 0 0 0 0 6 1107 5324 1235

Date: 2020-12-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80575 9090 59 219 52 10 0 0
OW 617 2020 36 221 82 3 0 0
VODI 27 1096 64 626 372 21 2 0
ODI 0 163 30 392 656 286 6 0
CDI 0 0 0 34 562 2869 1059 0
VCDI 0 0 0 0 0 624 5363 1864

Date: 2020-12-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82336 7746 59 173 66 5 0 0
OW 318 1445 39 209 102 5 0 0
VODI 83 1078 38 424 546 74 0 0
ODI 0 443 52 359 534 246 2 0
CDI 0 39 7 246 753 2220 676 0
VCDI 0 0 0 1 45 1093 5223 2415

Date: 2020-12-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81053 8473 49 199 45 8 1 0
OW 391 1664 36 213 139 56 0 0
VODI 40 1214 48 348 413 62 1 0
ODI 4 323 49 428 567 309 3 0
CDI 0 5 2 141 782 2264 694 1
VCDI 0 0 0 0 1 462 5890 2722

Date: 2020-12-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79908 9420 62 215 63 8 0 0
OW 454 1361 36 186 105 18 0 0
VODI 56 1080 66 481 574 140 0 0
ODI 1 197 34 493 579 455 16 4
CDI 0 0 0 65 718 2546 907 26
VCDI 0 0 0 0 0 530 5057 3239

Date: 2020-12-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79477 10132 73 237 83 7 0 0
OW 297 930 35 150 104 31 7 0
VODI 18 1150 78 468 415 79 16 0
ODI 0 219 47 578 883 307 2 0
CDI 0 0 0 47 618 2061 2032 30
VCDI 0 0 0 0 0 135 3545 4809

Date: 2020-12-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80071 9013 62 281 90 5 0 0
OW 388 958 35 170 88 51 0 0
VODI 39 1341 68 454 378 58 0 0
ODI 1 295 45 568 943 251 0 1
CDI 0 3 1 95 721 1843 1739 8
VCDI 0 0 0 0 0 305 3828 4903


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