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: 2015-08-13

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

Model vs. observations, sea ice class contingency tables

Date: 2015-08-07:

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 1844 11940 1097 128 0 0 0 0
OW 0 142 518 691 5 0 5 0
VODI 0 8 124 1118 695 6 18 0
ODI 0 0 2 107 1506 935 393 0
CDI 0 0 0 7 407 4781 1532 0
VCDI 0 0 0 1 55 2980 1037 0
...date precedes bulletin

Date: 2015-08-09:

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 3709 10339 1061 136 0 0 0 0
OW 0 122 639 575 30 5 0 0
VODI 0 4 118 1122 769 83 0 0
ODI 0 0 6 124 953 1277 691 0
CDI 0 0 0 27 638 5152 927 0
VCDI 0 0 0 6 82 3339 148 0
...date precedes bulletin

Date: 2015-08-11:

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 2392 11934 1376 131 0 0 0 0
OW 0 1 404 577 1 0 0 0
VODI 0 0 20 1091 234 0 0 0
ODI 0 0 0 161 1511 480 14 0
CDI 0 0 0 12 765 6356 1226 0
VCDI 0 0 0 1 31 882 2481 1
...date precedes bulletin

Date: 2015-08-13:

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 1814 12614 1194 150 0 0 0 0
OW 0 15 487 581 11 0 0 0
VODI 0 0 43 1082 285 1 0 0
ODI 0 0 4 231 1701 696 0 0
CDI 0 0 0 38 1833 6490 194 0
VCDI 0 0 0 0 265 2091 262 0
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1814 12607 1274 211 0 0 0 0
OW 0 22 384 538 17 0 0 0
VODI 0 0 67 1053 306 0 0 0
ODI 0 0 3 234 1650 679 0 0
CDI 0 0 0 46 1934 6552 207 0
VCDI 0 0 0 0 188 2047 249 0

Date: 2015-08-15:

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 2192 12431 1055 109 0 0 0 0
OW 0 47 517 560 40 0 0 0
VODI 0 0 70 1060 322 46 35 0
ODI 0 0 6 241 1331 605 848 0
CDI 0 0 1 30 1785 4999 2361 0
VCDI 0 0 0 0 22 1075 294 0
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2192 12426 1156 175 7 0 0 0
OW 0 51 378 532 42 0 0 0
VODI 0 1 109 1025 295 37 22 0
ODI 0 0 5 229 1318 511 848 0
CDI 0 0 1 39 1806 4912 2370 0
VCDI 0 0 0 0 32 1265 298 0

Date: 2015-08-17:

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 2387 12485 1091 76 0 0 0 0
OW 0 27 601 427 4 0 0 0
VODI 0 0 36 1128 180 0 0 0
ODI 0 0 1 113 1593 39 12 0
CDI 0 0 0 10 1007 3782 461 0
VCDI 0 0 0 0 0 737 5572 313
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 2387 12389 1116 199 23 2 0 0
OW 0 116 440 437 51 17 0 0
VODI 0 7 161 841 326 77 96 0
ODI 0 0 11 240 1151 754 1161 0
CDI 0 0 1 37 1229 3349 4171 293
VCDI 0 0 0 0 4 359 617 20

Date: 2015-08-19:

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 3233 12337 888 98 0 0 0 0
OW 0 76 583 415 12 0 0 0
VODI 0 0 128 896 250 0 0 0
ODI 0 0 3 156 919 471 201 0
CDI 0 0 0 18 1228 1486 2757 57
VCDI 0 0 0 0 262 1196 2698 1714
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 3233 12118 793 244 8 0 0 0
OW 0 248 433 352 96 3 0 0
VODI 0 47 332 649 461 202 5 0
ODI 0 0 43 310 1621 919 596 0
CDI 0 0 1 28 485 2029 4827 1261
VCDI 0 0 0 0 0 0 228 510

Date: 2015-08-21:

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 1985 13917 879 113 0 0 0 0
OW 0 396 434 359 28 0 0 0
VODI 0 35 266 731 198 40 5 0
ODI 0 0 9 318 443 231 803 0
CDI 0 0 0 107 1153 1040 3197 418
VCDI 0 0 0 1 108 1104 2020 1744
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 1985 13691 851 178 1 0 0 0
OW 0 421 314 362 78 0 0 0
VODI 0 222 368 648 713 190 15 0
ODI 0 14 54 396 912 986 1007 3
CDI 0 0 1 45 226 1239 4882 1649
VCDI 0 0 0 0 0 0 121 510


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