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: 2017-07-13

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2017-07-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5785 8240 135 799 210 24 0 0
OW 0 325 11 167 101 18 0 0
VODI 0 581 32 437 256 46 0 0
ODI 0 311 43 847 2649 253 0 0
CDI 0 1 1 113 6083 12788 655 1
VCDI 0 0 0 0 0 3519 1329 106

Date: 2017-07-09:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5922 8227 109 849 169 20 0 0
OW 0 313 20 179 88 9 0 0
VODI 0 577 53 442 295 28 0 0
ODI 0 290 36 870 2261 874 0 0
CDI 0 3 1 77 1341 17382 962 1
VCDI 0 0 0 0 2 2941 1483 42

Date: 2017-07-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6296 8197 130 757 239 16 0 0
OW 0 317 30 179 85 14 0 0
VODI 0 573 40 535 298 74 2 0
ODI 0 253 24 745 1740 677 28 0
CDI 0 0 0 35 790 16160 4602 58
VCDI 0 0 0 0 4 595 2238 135

Date: 2017-07-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6808 8406 125 614 184 31 0 0
OW 2 331 20 195 73 28 0 0
VODI 1 560 49 625 271 78 1 0
ODI 0 184 22 705 1685 248 19 0
CDI 0 0 1 44 1790 14229 4276 1095
VCDI 0 0 0 0 1 1275 1735 155

Date: 2017-07-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7384 8123 124 681 194 59 0 0
OW 2 298 25 201 82 19 1 0
VODI 4 545 53 703 225 51 2 0
ODI 1 212 27 718 2092 181 26 0
CDI 0 0 2 47 1811 12314 3955 2316
VCDI 0 0 0 0 13 1360 1588 427

Date: 2017-07-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 7993 7986 133 525 262 62 0 0
OW 4 399 24 153 92 25 0 0
VODI 4 600 50 512 289 63 22 0
ODI 2 181 19 498 2195 182 37 0
CDI 0 1 0 7 893 12079 6759 4
VCDI 0 0 0 0 20 579 2939 273

Date: 2017-07-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 9990 6630 93 562 311 44 0 0
OW 39 329 22 158 87 26 0 0
VODI 27 551 38 725 289 41 67 0
ODI 1 158 20 535 2241 144 31 0
CDI 0 0 0 22 2095 8847 2309 0
VCDI 0 0 0 0 49 3486 5897 2

Date: 2017-07-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 10330 6505 106 539 375 25 0 0
OW 19 310 22 94 103 13 0 0
VODI 20 690 39 643 251 50 0 0
ODI 0 124 13 537 2754 150 7 0
CDI 0 2 0 22 2603 10691 1800 0
VCDI 0 0 0 1 7 2069 4589 363


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