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: 2017-07-06

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2017-06-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 5831 4891 1958 317 17 0 0
OW 0 89 170 308 109 10 0 0
VODI 0 88 213 782 281 43 0 0
ODI 0 6 52 827 1680 274 3 0
CDI 0 2 1 255 2105 10518 2772 244
VCDI 0 0 0 0 1 1315 4028 6676

Date: 2017-07-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 7940 4296 1462 344 4 0 0
OW 0 97 129 232 117 6 0 0
VODI 0 101 201 618 331 21 0 0
ODI 0 19 50 837 1918 222 1 0
CDI 0 7 1 186 2582 13982 2660 208
VCDI 0 0 0 0 9 2152 3747 1386

Date: 2017-07-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5439 7924 104 759 371 28 0 0
OW 9 304 18 157 95 22 0 0
VODI 5 516 37 400 297 80 0 0
ODI 1 278 47 728 2255 560 0 0
CDI 0 16 1 74 1527 16777 1165 14
VCDI 0 0 0 0 2 3381 1868 607

Date: 2017-07-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5683 8076 134 930 242 44 0 0
OW 2 262 17 206 73 21 0 0
VODI 0 490 36 469 280 71 0 0
ODI 0 344 43 683 2496 553 0 0
CDI 0 1 0 82 2455 16243 768 96
VCDI 0 0 0 0 0 3493 1282 291

Date: 2017-07-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5882 8184 134 854 189 9 0 0
OW 0 313 16 175 107 10 0 0
VODI 0 582 44 441 281 30 0 0
ODI 0 282 38 881 2968 206 0 0
CDI 0 0 1 99 4843 13980 127 0
VCDI 0 0 0 0 13 4123 1008 46

Date: 2017-07-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5250 8932 131 854 192 18 0 0
OW 0 332 21 173 100 11 0 0
VODI 0 592 50 480 274 49 0 0
ODI 0 249 34 791 2476 459 1 0
CDI 0 0 0 45 1053 17736 2007 35
VCDI 0 0 0 0 0 1287 2044 190

Date: 2017-07-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6268 8595 129 703 239 24 0 0
OW 0 266 25 171 101 19 0 0
VODI 0 533 39 629 284 93 1 0
ODI 0 220 21 621 1715 430 16 0
CDI 0 0 1 32 1169 15580 4727 267
VCDI 0 0 0 0 0 1079 1727 142

Date: 2017-07-14:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 6213 9130 130 733 228 40 0 0
OW 2 312 30 210 69 26 0 0
VODI 3 518 37 685 194 75 0 0
ODI 0 198 24 816 1631 203 8 0
CDI 0 0 3 71 2780 12486 4118 1533
VCDI 0 0 0 0 12 1479 1514 355


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