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

Validation of sea ice concentration - Full domain

Bulletin date: 2022-06-21

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

Model vs. observations, sea ice class contingency tables

Date: 2022-06-21:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 37411 22510 0 1618 522 94 13 0
OW 6 630 0 447 415 81 15 0
VODI 8 878 0 748 1359 680 154 2
ODI 8 982 0 1358 2780 2632 1577 300
CDI 0 975 0 1950 5952 7733 9816 2776
VCDI 0 372 0 861 5506 8789 21025 10412

Date: 2022-06-23:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 38864 21508 0 1753 919 201 31 0
OW 19 789 0 324 298 144 17 0
VODI 14 1199 0 721 1166 715 174 1
ODI 6 1357 0 1396 3010 2688 1649 210
CDI 2 1350 0 1977 5781 9257 8832 2879
VCDI 1 489 0 676 4687 9815 17143 11333

Date: 2022-06-25:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 40914 20625 0 1428 1219 313 39 0
OW 21 782 0 247 374 166 6 1
VODI 28 1225 0 663 1311 744 226 18
ODI 10 1594 0 1450 3495 2694 1738 211
CDI 0 1474 0 1801 6544 7773 9329 1786
VCDI 0 533 0 676 6697 9126 18713 7401

Date: 2022-06-27:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 40748 21250 0 1736 1403 300 15 0
OW 5 695 0 265 487 127 32 1
VODI 7 1387 0 707 1463 607 187 28
ODI 2 1762 0 1453 3927 3021 1361 211
CDI 0 1524 0 1856 7727 9880 8229 1483
VCDI 0 606 0 677 11070 9198 15435 2523


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