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: 2014-07-17

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

Model vs. observations, sea ice class contingency tables

Date: 2014-07-11:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 4214 2147 702 51 0 0 0
OW 0 53 419 1249 186 10 0 0
VODI 0 35 82 1444 866 93 1 0
ODI 0 7 53 260 1779 393 18 0
CDI 0 9 2 177 1831 5823 530 0
VCDI 0 0 0 3 153 3244 5129 1119
...date precedes bulletin

Date: 2014-07-13:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 5106 1826 687 19 0 0 0
OW 0 88 459 1237 133 0 0 0
VODI 0 41 126 1295 1051 42 0 0
ODI 0 7 62 288 1404 689 21 0
CDI 0 0 6 181 1899 5536 748 0
VCDI 0 0 0 1 14 3397 5521 198
...date precedes bulletin

Date: 2014-07-15:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 5822 2116 686 13 0 0 0
OW 0 0 350 1184 65 0 0 0
VODI 0 0 36 1411 659 0 0 0
ODI 0 0 1 208 2585 147 0 0
CDI 0 1 5 51 1726 5699 765 0
VCDI 0 0 2 0 0 1655 5449 1446
...date precedes bulletin

Date: 2014-07-17:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5 6308 2003 817 9 0 0 0
OW 0 24 416 1171 71 2 0 0
VODI 0 3 71 1047 905 28 2 0
ODI 0 0 6 249 1936 621 16 0
CDI 0 0 0 86 1757 4630 1504 0
VCDI 0 0 0 0 4 3302 3879 1210
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5 5282 1402 932 48 4 0 0
OW 0 563 425 706 252 28 0 0
VODI 0 210 439 1028 829 166 2 0
ODI 0 96 104 302 1518 769 185 0
CDI 0 184 126 402 1077 4463 2521 279
VCDI 0 0 0 0 958 3153 2693 931

Date: 2014-07-19:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5 6558 2157 814 7 0 0 0
OW 0 34 445 1065 114 0 0 0
VODI 0 2 56 949 1041 28 0 0
ODI 0 0 12 222 2373 395 0 0
CDI 0 0 0 75 1479 5664 858 0
VCDI 0 0 0 0 9 5917 1803 0
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 5 5697 1566 878 40 4 0 0
OW 0 474 462 641 263 43 0 0
VODI 0 176 402 954 1022 147 0 0
ODI 0 95 109 223 1211 1208 72 0
CDI 0 152 131 423 1549 6048 966 0
VCDI 0 0 0 6 938 4554 1623 0

Date: 2014-07-21:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 18 7316 2149 565 4 0 0 0
OW 0 5 281 929 53 0 0 0
VODI 0 0 7 1356 642 0 0 0
ODI 0 0 0 169 4554 154 0 0
CDI 0 0 0 24 915 9522 2 0
VCDI 0 0 0 0 0 1904 1512 1
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 18 6456 1405 721 55 0 0 0
OW 0 430 528 663 286 5 0 0
VODI 0 211 296 929 1283 87 0 0
ODI 0 108 78 253 1458 808 0 0
CDI 0 116 130 375 1927 6747 0 0
VCDI 0 0 0 102 1159 3933 1514 1

Date: 2014-07-23:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 19 7765 1950 796 5 0 0 0
OW 0 1 155 1028 87 0 0 0
VODI 0 0 18 1071 1168 3 0 0
ODI 0 0 1 148 3322 1176 0 0
CDI 0 0 0 54 703 8196 1242 0
VCDI 0 0 0 0 0 1487 1673 14
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 19 6884 1311 700 86 1 0 0
OW 0 486 427 679 296 9 0 0
VODI 0 229 189 849 1282 269 0 0
ODI 0 119 60 302 1011 1302 0 0
CDI 0 48 128 513 1905 6620 1070 0
VCDI 0 0 9 54 705 2661 1845 14

Date: 2014-07-25:

Best estimate Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 133 8048 1910 732 5 0 0 0
OW 0 15 255 1058 88 0 0 0
VODI 0 3 33 879 1673 14 0 0
ODI 0 0 2 113 2688 1651 28 0
CDI 0 0 0 70 1228 7989 867 0
VCDI 0 0 0 0 21 1650 922 7
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 133 7140 1311 565 123 4 0 0
OW 0 592 439 557 313 18 0 0
VODI 0 212 214 724 1230 362 0 0
ODI 0 100 82 288 1068 1375 7 0
CDI 0 22 153 614 2091 7130 896 0
VCDI 0 0 1 104 878 2415 914 7


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