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: 2019-05-30

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-05-24:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 58 1914 67 245 155 0 0 0
OW 0 263 18 119 74 1 0 0
VODI 0 328 34 384 332 13 1 3
ODI 0 150 14 378 1108 221 23 4
CDI 0 71 17 286 2419 3601 1192 57
VCDI 0 0 0 1 194 2088 14305 15728

Date: 2019-05-26:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 86 1893 71 313 169 1 0 0
OW 0 224 24 126 99 2 0 0
VODI 0 290 21 335 332 3 4 0
ODI 0 186 22 492 1542 226 61 0
CDI 0 71 15 316 2327 4592 1389 44
VCDI 0 0 0 0 34 1230 13113 16213

Date: 2019-05-28:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 75 2208 79 419 127 0 0 0
OW 0 245 12 147 89 3 0 0
VODI 0 336 33 446 290 15 4 0
ODI 0 215 37 736 1890 274 31 0
CDI 0 22 7 249 2142 3820 1144 31
VCDI 0 0 0 0 78 1090 11031 18541

Date: 2019-05-30:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 43 2709 95 504 145 0 0 0
OW 0 235 35 212 73 5 0 0
VODI 0 390 39 535 243 19 8 0
ODI 0 235 33 675 1930 265 18 0
CDI 0 17 14 308 1959 3209 1279 15
VCDI 0 0 0 17 126 1089 11685 17702

Date: 2019-06-01:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 42 3221 128 546 208 12 0 0
OW 0 291 25 236 86 4 0 0
VODI 0 395 37 485 265 16 3 0
ODI 0 196 24 661 1838 297 24 0
CDI 0 22 18 318 1928 3434 1170 10
VCDI 0 0 0 4 64 1293 12466 16099

Date: 2019-06-03:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 92 3547 110 599 184 24 4 0
OW 0 313 17 218 82 8 0 0
VODI 0 412 40 481 322 21 2 0
ODI 0 240 30 718 1869 261 24 0
CDI 0 57 18 314 1888 3702 1172 0
VCDI 0 0 0 12 9 764 12372 15940

Date: 2019-06-05:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 124 3786 104 699 186 28 5 0
OW 0 307 26 238 102 8 1 0
VODI 0 432 55 546 411 43 2 0
ODI 0 279 34 697 1903 375 30 0
CDI 0 65 14 277 1794 3690 1096 10
VCDI 0 0 0 0 19 1197 11303 15980

Date: 2019-06-07:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 208 4152 118 763 212 43 4 0
OW 0 285 29 219 120 15 1 0
VODI 0 500 62 577 477 55 1 0
ODI 0 250 33 680 1760 433 11 0
CDI 0 72 19 332 1674 3486 1467 136
VCDI 0 0 0 0 73 1410 9207 16982


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