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: 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 12627 14936 0 1115 360 32 2 0
OW 0 370 0 724 549 88 6 0
VODI 0 443 0 918 1656 1347 491 22
ODI 0 581 0 735 2172 4826 3541 388
CDI 0 498 0 935 4414 11780 9183 2460
VCDI 0 51 0 176 2941 7096 9167 4219

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 14188 13647 0 1528 729 234 1 0
OW 19 470 0 593 563 333 40 2
VODI 30 617 0 853 1093 1577 612 37
ODI 30 583 0 1062 1834 5316 2972 345
CDI 3 568 0 1096 3688 14607 9142 1360
VCDI 0 41 0 165 1764 7925 8758 2424

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 15321 13218 0 1680 851 390 30 0
OW 9 602 0 575 630 285 65 1
VODI 16 924 0 745 1063 1423 576 37
ODI 34 1009 0 1282 1633 5140 2664 286
CDI 2 807 0 1492 3076 13752 10144 1838
VCDI 0 115 0 211 1884 7502 8061 1476

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 15057 14412 0 1667 1215 393 23 0
OW 28 618 0 540 603 321 47 0
VODI 27 962 0 824 1216 1558 402 2
ODI 30 1011 0 1402 1939 5572 2280 113
CDI 0 937 0 1389 3417 14692 8915 879
VCDI 0 141 0 171 1364 7212 7515 1955


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