Description of algorithm
Interpretation of results
Full domain
American sector
  Ice concntr, edge pos
  Contingency tables
European sector
Asian sector

Validation of sea ice concentration - American sector

Reference date: 2018-06-21

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2018-06-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 121 2422 95 713 209 1 0 0
OW 0 250 15 186 124 6 0 0
VODI 0 427 34 443 303 18 0 0
ODI 0 280 45 690 1099 507 6 0
CDI 0 30 8 231 2203 7844 2248 3
VCDI 0 0 0 0 21 2006 12518 10760

Date: 2018-06-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 177 2501 90 662 302 5 0 0
OW 0 245 21 216 140 10 0 0
VODI 0 434 44 493 353 54 4 0
ODI 0 251 47 824 2091 348 61 0
CDI 0 7 7 275 3010 7632 1140 4
VCDI 0 0 0 0 13 1924 10577 11904

Date: 2018-06-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 227 2840 85 666 268 6 0 0
OW 0 283 22 214 119 3 0 0
VODI 0 461 54 568 371 12 5 0
ODI 0 195 33 753 3135 506 30 0
CDI 0 9 3 178 2448 7224 1948 11
VCDI 0 0 0 0 12 765 9466 12946

Date: 2018-06-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 248 3219 98 844 289 4 0 0
OW 0 228 14 211 164 9 0 0
VODI 0 432 56 614 491 18 0 0
ODI 0 162 36 673 3283 634 2 0
CDI 0 16 5 202 2306 7372 1359 174
VCDI 0 0 0 1 43 2034 8871 11754

Date: 2018-06-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 273 3629 84 900 446 4 0 0
OW 0 214 22 261 202 6 0 0
VODI 0 451 52 521 510 27 0 0
ODI 0 181 40 529 1971 1760 0 3
CDI 0 29 11 247 2343 6441 2983 564
VCDI 0 0 0 0 14 957 6870 13321

Date: 2018-06-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 446 3911 92 948 483 4 0 0
OW 0 322 21 212 220 6 0 0
VODI 0 485 37 520 545 22 0 0
ODI 0 521 44 645 2847 343 0 0
CDI 0 75 11 203 2384 9357 1462 40
VCDI 0 0 0 0 8 972 6277 12403

Date: 2018-06-27:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 530 4374 130 1059 598 6 0 0
OW 0 260 21 226 233 6 0 0
VODI 0 389 40 455 641 52 0 0
ODI 0 316 45 576 2200 1466 2 0
CDI 0 30 4 115 2909 10221 242 0
VCDI 0 0 0 0 31 2711 6575 9403

Date: 2018-06-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 756 4818 144 1153 455 37 0 0
OW 0 264 20 241 174 15 0 0
VODI 0 523 35 513 465 61 1 0
ODI 0 357 33 645 2266 1429 9 0
CDI 0 23 2 147 4231 9778 330 0
VCDI 0 0 0 0 44 2509 5842 8546


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