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: 2019-09-12

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-09-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 21573 4995 46 249 82 9 2 0
OW 0 411 15 164 113 13 0 0
VODI 0 482 43 638 667 233 4 0
ODI 0 98 18 242 923 1329 43 0
CDI 0 3 1 26 220 7605 4418 7
VCDI 0 0 0 0 0 61 1129 4

Date: 2019-09-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 22518 4510 37 189 51 10 0 0
OW 27 392 15 143 60 6 0 0
VODI 9 658 44 692 457 30 0 0
ODI 0 159 21 460 1489 387 3 0
CDI 0 2 0 32 491 7219 4034 0
VCDI 0 0 0 0 0 123 1307 291

Date: 2019-09-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 23125 4000 42 222 51 9 0 0
OW 30 365 11 112 58 4 0 0
VODI 22 653 40 664 405 16 0 0
ODI 0 144 21 526 1615 203 0 0
CDI 0 0 0 32 787 7485 2942 0
VCDI 0 0 0 0 0 223 1932 127

Date: 2019-09-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 22623 4623 41 168 44 3 0 0
OW 30 400 9 107 53 5 0 0
VODI 21 760 43 594 263 24 0 0
ODI 0 175 27 689 1403 142 0 0
CDI 0 0 0 41 958 4805 3880 0
VCDI 0 0 0 0 1 247 3682 5

Date: 2019-09-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 22819 4425 36 196 30 5 0 0
OW 34 502 14 115 52 12 0 0
VODI 27 713 45 459 375 42 0 0
ODI 1 205 23 582 1333 229 1 0
CDI 0 0 0 23 1017 2561 1503 0
VCDI 0 0 0 0 6 1379 6616 486

Date: 2019-09-16:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 22106 5099 54 149 23 5 0 0
OW 30 554 27 127 86 6 0 0
VODI 35 624 43 586 303 25 0 0
ODI 0 120 16 517 1165 229 8 0
CDI 0 0 0 9 464 2685 1684 3
VCDI 0 0 0 0 7 1386 7154 537

Date: 2019-09-18:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 21617 5525 44 116 25 1 0 0
OW 39 650 18 170 80 17 0 0
VODI 22 570 64 496 353 112 5 3
ODI 0 92 12 295 781 544 65 7
CDI 0 13 1 18 183 1087 2807 132
VCDI 0 0 0 0 2 157 5827 3916

Date: 2019-09-20:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 22342 4653 50 125 16 0 0 0
OW 27 628 19 119 51 5 0 0
VODI 14 568 50 407 386 97 8 4
ODI 0 92 19 334 670 447 46 18
CDI 0 14 2 26 269 965 2436 92
VCDI 0 0 0 0 1 85 5509 5272


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