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: 2014-08-28

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

Model vs. observations, sea ice class contingency tables

Date: 2014-08-22:

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 2982 13913 1025 174 18 2 0 0
OW 0 180 678 608 41 9 0 0
VODI 0 4 150 1279 597 14 0 0
ODI 0 0 25 288 1383 411 1 0
CDI 0 0 0 68 1463 1249 192 0
VCDI 0 0 0 0 100 1432 3491 305
...date precedes bulletin

Date: 2014-08-24:

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 3427 13838 1025 172 11 0 0 0
OW 0 307 536 691 38 11 0 0
VODI 0 77 140 1374 475 31 5 0
ODI 0 16 79 299 1371 137 4 0
CDI 0 0 43 165 1369 1189 156 0
VCDI 0 0 0 29 124 1698 2673 572
...date precedes bulletin

Date: 2014-08-26:

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 2666 15056 1387 174 19 0 0 0
OW 0 46 404 669 20 5 0 0
VODI 0 1 86 1762 342 18 0 0
ODI 0 0 22 296 1624 32 1 0
CDI 0 0 0 72 1332 1229 66 0
VCDI 0 0 0 0 115 1311 2735 592
...date precedes bulletin

Date: 2014-08-28:

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 2810 14452 1498 287 28 0 0 0
OW 0 103 350 779 37 2 0 0
VODI 0 13 106 1549 507 15 0 0
ODI 0 0 38 238 1415 124 0 0
CDI 0 0 0 79 989 1452 219 0
VCDI 0 0 0 0 109 1250 2876 757
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2810 14334 1392 307 36 0 0 0
OW 0 222 438 710 38 5 0 0
VODI 0 12 136 1559 564 17 0 0
ODI 0 0 26 287 1271 123 0 0
CDI 0 0 0 69 1069 1450 213 0
VCDI 0 0 0 0 107 1248 2882 757

Date: 2014-08-30:

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 3406 13746 1226 469 7 0 0 0
OW 0 198 414 667 130 0 0 0
VODI 0 4 182 1396 580 13 0 0
ODI 0 0 29 389 1218 97 13 0
CDI 0 0 0 114 1556 1114 186 0
VCDI 0 0 0 0 185 1361 2876 506
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3406 13656 1186 430 14 0 0 0
OW 0 283 453 686 107 0 0 0
VODI 0 9 202 1490 638 28 0 0
ODI 0 0 10 344 1151 76 13 0
CDI 0 0 0 85 1627 1135 171 0
VCDI 0 0 0 0 139 1346 2891 506

Date: 2014-09-01:

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 2960 14159 1282 181 0 0 0 0
OW 0 164 580 660 0 0 0 0
VODI 0 2 59 1817 325 0 0 0
ODI 0 0 0 209 2435 49 0 0
CDI 0 0 0 8 870 2232 39 0
VCDI 0 0 0 0 2 908 2617 524
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2960 14007 1268 353 20 0 0 0
OW 0 300 387 730 101 3 0 0
VODI 0 18 254 1371 766 43 2 0
ODI 0 0 12 347 971 89 34 0
CDI 0 0 0 74 1640 1229 238 0
VCDI 0 0 0 0 134 1825 2382 524

Date: 2014-09-03:

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 3475 13810 1121 202 0 0 0 0
OW 0 146 634 726 8 0 0 0
VODI 0 2 160 1580 372 0 0 0
ODI 0 0 1 383 1931 121 0 0
CDI 0 0 0 38 1027 2118 39 0
VCDI 0 0 0 0 13 727 2793 655
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3475 13367 1141 413 10 0 0 0
OW 0 427 305 613 89 0 0 0
VODI 0 162 383 1234 438 29 0 0
ODI 0 2 82 488 866 110 12 0
CDI 0 0 5 181 1789 1232 123 0
VCDI 0 0 0 0 159 1595 2697 655

Date: 2014-09-05:

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 2916 14569 851 76 0 0 0 0
OW 0 545 689 560 5 0 0 0
VODI 0 67 360 1563 147 0 0 0
ODI 0 0 43 555 1573 11 0 0
CDI 0 0 2 113 1346 1423 25 0
VCDI 0 0 0 1 75 825 3017 725
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2916 13992 888 203 15 0 0 0
OW 0 572 349 440 53 0 0 0
VODI 0 485 437 952 256 8 0 0
ODI 0 97 146 820 486 84 0 0
CDI 0 35 125 452 1935 643 85 0
VCDI 0 0 0 1 401 1524 2957 725


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