Description of algorithm
Full domain
American sector
European sector
Asian sector
  Ice concntr, edge pos
  Contingency tables

Validation of sea ice concentration - Asian sector

Bulletin date: 2021-06-29

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

Model vs. observations, sea ice class contingency tables

Date: 2021-06-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 692 6129 0 797 186 3 2 0
OW 0 184 0 423 278 21 6 0
VODI 0 227 0 429 774 680 295 4
ODI 0 307 0 456 1354 2402 2121 109
CDI 0 290 0 614 3101 4050 4439 707
VCDI 0 23 0 39 331 1225 1882 538

Date: 2021-07-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1195 5853 0 1047 412 118 0 0
OW 19 255 0 238 232 182 16 2
VODI 30 343 0 373 474 827 331 35
ODI 30 347 0 665 1182 2271 1784 226
CDI 3 355 0 713 2600 4543 4097 761
VCDI 0 15 0 36 204 1506 1448 350

Date: 2021-07-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1067 6667 0 1057 462 162 0 0
OW 9 366 0 242 345 188 2 1
VODI 14 581 0 367 568 836 173 26
ODI 33 728 0 971 1044 2809 940 166
CDI 2 554 0 1090 2211 5283 2691 572
VCDI 0 62 0 62 314 1635 523 295

Date: 2021-07-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1660 6919 0 929 725 183 5 0
OW 27 397 0 222 321 193 9 0
VODI 25 573 0 421 709 915 165 0
ODI 30 658 0 1014 1318 2935 1191 31
CDI 0 621 0 928 2388 4297 2816 79
VCDI 0 111 0 58 305 1222 707 11


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