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: 2024-09-03

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

Model vs. observations, sea ice class contingency tables

Date: 2024-09-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77546 10012 46 319 23 0 0 0
OW 97 340 8 61 21 3 0 0
VODI 143 833 19 248 341 85 25 0
ODI 495 4360 181 1741 2952 1333 165 0
CDI 219 1954 132 2857 8605 6358 800 0
VCDI 5 204 17 941 4352 4895 1811 0

Date: 2024-09-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 77903 10049 28 301 138 0 0 0
OW 119 274 4 49 36 2 0 0
VODI 244 710 18 177 286 100 11 0
ODI 1108 3641 149 1340 2667 1246 183 0
CDI 583 1550 158 2380 7698 5857 1014 0
VCDI 13 291 29 884 4907 5868 2532 0

Date: 2024-09-07:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78390 9811 48 428 144 7 0 0
OW 135 289 3 61 28 2 0 0
VODI 276 627 17 199 112 58 6 0
ODI 1247 3331 142 923 1674 1025 98 0
CDI 628 1658 214 1984 5910 6326 603 0
VCDI 17 402 58 1084 5700 8651 2231 0

Date: 2024-09-09:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 78368 10119 44 417 73 0 0 0
OW 142 293 5 63 8 1 0 0
VODI 332 661 28 196 81 23 6 0
ODI 1512 2788 123 758 851 736 130 0
CDI 568 1700 153 1565 3467 6562 964 0
VCDI 24 506 73 1242 4541 12473 2951 0


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