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: 2023-06-01

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2023-05-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 72111 13225 262 172 3 0 0 0
OW 0 388 148 407 37 0 0 0
VODI 0 548 206 1158 591 32 10 0
ODI 0 176 179 988 2241 616 85 0
CDI 0 1 10 121 1118 3448 846 0
VCDI 0 0 0 0 33 562 5814 3564

Date: 2023-05-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 73727 11845 235 153 2 0 0 0
OW 0 342 152 419 9 0 0 0
VODI 0 532 227 1246 689 30 4 0
ODI 0 196 126 944 2247 821 102 0
CDI 0 4 11 86 783 3302 1312 4
VCDI 0 0 0 0 15 213 4569 4753

Date: 2023-05-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74835 11087 242 115 0 0 0 0
OW 0 350 196 394 12 0 0 0
VODI 0 552 210 1379 610 24 7 0
ODI 0 243 119 819 2469 794 52 0
CDI 0 4 4 113 1001 3333 732 0
VCDI 0 0 0 0 30 727 5331 3316

Date: 2023-06-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74300 11601 229 129 0 0 0 0
OW 0 426 216 387 0 0 0 0
VODI 0 587 196 1496 630 81 2 0
ODI 0 253 131 751 2706 936 49 0
CDI 0 8 0 104 797 2956 751 0
VCDI 0 0 0 0 10 578 5075 3715

Date: 2023-06-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75168 10956 227 142 0 0 0 0
OW 0 388 222 463 15 0 0 0
VODI 0 593 153 1353 864 93 3 0
ODI 0 210 114 729 2768 840 28 0
CDI 0 1 3 80 938 2822 784 1
VCDI 0 0 0 0 2 569 4624 3947

Date: 2023-06-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 74458 11884 248 133 0 0 0 0
OW 0 433 245 523 8 0 0 0
VODI 0 550 144 1375 885 31 5 0
ODI 0 146 120 642 2738 843 66 0
CDI 0 0 1 89 875 2853 799 0
VCDI 0 0 0 0 3 484 4157 4362

Date: 2023-06-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75222 11221 257 201 0 0 0 0
OW 0 380 213 532 25 0 0 0
VODI 0 520 141 1373 862 18 7 0
ODI 0 133 99 635 3087 818 26 0
CDI 0 0 1 159 670 2870 772 0
VCDI 0 0 0 0 2 521 4444 3891

Date: 2023-06-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75495 11084 288 124 0 0 0 0
OW 0 445 257 600 22 0 0 0
VODI 0 525 172 1378 1131 30 0 0
ODI 0 98 89 750 2905 673 38 0
CDI 0 0 0 121 706 3106 489 0
VCDI 0 0 0 0 7 937 4495 3135


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