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: 2022-07-12

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

Model vs. observations, sea ice class contingency tables

Date: 2022-07-12:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 49480 26030 0 1932 588 58 1 0
OW 3 593 0 830 678 102 7 0
VODI 1 789 0 1298 2242 1462 208 0
ODI 1 709 0 1797 5823 7673 1398 0
CDI 0 769 0 1548 6734 14854 4417 0
VCDI 0 82 0 161 1869 12349 6909 0

Date: 2022-07-14:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 51158 24867 0 2406 1344 156 11 0
OW 8 733 0 395 382 199 19 0
VODI 28 1238 0 1167 1851 1551 290 11
ODI 34 1255 0 1744 5258 8093 1739 127
CDI 99 1331 0 1650 5714 13800 4854 530
VCDI 2 180 0 190 1671 8032 7080 2198

Date: 2022-07-16:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 52981 23904 0 2341 1308 293 8 0
OW 5 767 0 388 410 215 15 0
VODI 5 1414 0 1095 2001 1664 314 1
ODI 6 1446 0 1850 5238 8613 1606 38
CDI 4 1005 0 1469 5821 15562 3821 94
VCDI 0 130 0 216 1815 10296 4909 327

Date: 2022-07-18:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 54768 22644 0 2488 1444 343 3 0
OW 52 737 0 430 442 215 15 0
VODI 115 1604 0 1149 2194 1700 245 0
ODI 65 1666 0 1831 5859 8270 1351 4
CDI 54 998 0 1578 6972 15075 3355 37
VCDI 5 71 0 219 1516 8209 5583 89


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