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: 2023-06-08

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2023-06-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75003 13019 487 330 0 0 0 0
OW 0 644 296 1177 96 7 4 0
VODI 0 864 281 2037 1493 506 41 0
ODI 0 405 219 1528 4206 1554 650 0
CDI 0 81 67 905 2705 10104 6392 53
VCDI 0 0 0 21 128 3673 35365 22707

Date: 2023-06-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74008 14223 570 448 0 0 0 0
OW 0 748 336 1170 33 0 0 0
VODI 0 839 289 2162 1947 813 14 0
ODI 0 345 198 1539 4645 2689 181 0
CDI 0 137 91 845 2779 9482 4587 375
VCDI 0 1 0 3 99 2561 35907 22984

Date: 2023-06-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75342 13855 532 363 0 0 0 0
OW 0 765 389 1189 56 3 0 0
VODI 0 808 283 2350 1996 266 33 0
ODI 0 367 208 1324 4746 3162 791 0
CDI 0 119 102 828 2824 8330 4070 192
VCDI 0 2 0 18 171 3571 37439 20554

Date: 2023-06-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75578 14036 556 490 21 0 0 0
OW 0 819 371 1308 143 3 0 0
VODI 0 749 295 2536 2590 182 6 0
ODI 0 335 212 1770 5825 2810 70 0
CDI 0 135 94 862 2923 8194 3117 810
VCDI 0 0 0 17 173 3393 33449 23176

Date: 2023-06-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76029 14205 565 439 2 0 0 0
OW 0 979 445 1443 151 0 0 0
VODI 0 723 276 2389 3021 1604 5 0
ODI 0 306 242 1730 4552 3055 105 0
CDI 0 115 90 887 3287 8073 3031 432
VCDI 0 0 0 27 196 4628 35916 18100

Date: 2023-06-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76461 14455 664 456 0 0 0 0
OW 0 957 418 1472 121 0 0 0
VODI 0 772 312 2981 3571 413 10 0
ODI 0 509 266 1823 5054 2556 250 0
CDI 0 197 102 818 3053 9025 4385 19
VCDI 0 0 0 1 64 5601 35335 14927

Date: 2023-06-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 76302 15355 694 788 1 0 0 0
OW 0 996 380 1371 100 1 0 0
VODI 0 709 319 3277 2641 434 2 0
ODI 0 434 228 1757 4815 3536 202 0
CDI 0 180 92 874 2254 10080 6399 861
VCDI 0 0 0 3 57 3839 28260 19807

Date: 2023-06-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77195 15363 734 818 0 0 0 0
OW 0 909 419 1682 156 1 0 0
VODI 0 559 339 2979 3087 393 2 0
ODI 0 547 272 1960 5214 3272 51 4
CDI 0 73 76 683 3528 9836 6373 573
VCDI 0 0 0 1 114 3106 26351 20378


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