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: 2023-06-27

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

Model vs. observations, sea ice class contingency tables

Date: 2023-06-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 307 2374 60 426 168 38 0 0
OW 0 231 18 204 117 54 1 0
VODI 0 336 28 435 399 271 24 0
ODI 0 238 35 685 1330 1380 512 37
CDI 0 29 14 404 2465 5089 4199 428
VCDI 0 0 0 34 405 2822 5639 1047

Date: 2023-06-29:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 310 2667 59 638 243 31 0 0
OW 0 138 10 144 144 50 5 0
VODI 0 230 18 335 501 286 53 0
ODI 0 206 30 569 1485 1627 654 30
CDI 0 55 20 387 2390 5307 4066 394
VCDI 0 3 0 45 366 2064 5762 961

Date: 2023-07-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 417 2721 71 636 283 67 0 0
OW 0 128 13 103 142 64 4 0
VODI 0 244 35 335 453 334 44 0
ODI 0 192 29 522 1228 2423 429 5
CDI 0 104 24 426 1769 7730 2928 152
VCDI 0 7 1 45 298 3242 4324 311

Date: 2023-07-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 330 2886 74 702 369 49 0 0
OW 0 148 7 120 162 56 2 0
VODI 0 349 46 321 579 297 50 0
ODI 0 213 39 585 1444 2300 526 6
CDI 0 134 13 569 2074 7026 3518 24
VCDI 0 5 1 84 361 2958 3830 26


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