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: 2015-01-15

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

Model vs. observations, sea ice class contingency tables

Date: 2015-01-09:

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 60792 22335 2292 900 135 56 4 0
OW 51 372 467 543 78 14 6 0
VODI 0 107 300 574 268 13 9 0
ODI 0 49 129 373 442 70 11 0
CDI 0 34 111 292 927 402 44 24
VCDI 0 4 105 399 1873 11965 38813 41665
...date precedes bulletin

Date: 2015-01-11:

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 60648 21252 3143 651 164 102 29 0
OW 52 301 589 541 12 21 7 0
VODI 0 137 275 786 134 17 9 0
ODI 0 50 123 528 377 53 9 0
CDI 0 50 104 292 781 323 32 17
VCDI 0 25 133 328 1761 11206 40090 41896
...date precedes bulletin

Date: 2015-01-13:

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 59536 22055 3138 1019 141 81 38 0
OW 52 174 283 825 60 15 0 0
VODI 0 48 178 781 320 21 5 0
ODI 0 6 91 320 753 70 17 0
CDI 0 0 74 277 1117 538 50 0
VCDI 0 0 0 117 1337 9484 37847 46180
...date precedes bulletin

Date: 2015-01-15:

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 58208 21652 3816 1105 219 133 35 0
OW 52 200 299 727 83 29 1 0
VODI 0 105 207 594 352 33 10 0
ODI 0 41 74 337 571 89 19 0
CDI 0 12 83 205 1037 577 47 7
VCDI 0 0 44 281 1470 10013 35422 48859
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 58208 21584 3828 1169 230 146 35 0
OW 52 217 283 684 84 21 5 0
VODI 0 132 198 575 335 29 11 0
ODI 0 56 75 325 580 75 12 0
CDI 0 21 80 215 969 540 51 5
VCDI 0 0 59 281 1534 10063 35420 48861

Date: 2015-01-17:

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 58716 22068 2707 928 178 182 29 0
OW 53 193 298 582 118 31 7 0
VODI 0 134 193 629 259 34 18 0
ODI 0 63 70 434 356 76 29 0
CDI 0 28 74 339 833 599 68 10
VCDI 0 0 62 299 1408 11288 37045 46610
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 58716 22032 2729 989 188 198 32 0
OW 53 167 279 585 109 16 11 0
VODI 0 174 202 598 265 35 14 0
ODI 0 83 69 454 381 58 22 0
CDI 0 30 77 274 825 581 53 4
VCDI 0 0 48 311 1384 11322 37064 46616

Date: 2015-01-19:

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 58474 20817 4410 1148 137 88 17 0
OW 52 108 214 839 136 19 0 0
VODI 0 19 100 695 360 43 0 0
ODI 0 0 45 396 551 121 20 0
CDI 0 0 5 318 923 1022 69 2
VCDI 0 0 0 178 1446 10055 33844 50377
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 58473 20461 4241 985 161 110 17 0
OW 53 166 227 619 127 39 1 0
VODI 0 205 90 691 274 69 5 0
ODI 0 86 66 464 409 157 23 0
CDI 0 26 101 425 752 729 65 1
VCDI 0 0 49 390 1830 10244 33839 50378

Date: 2015-01-21:

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 59896 21040 2877 1087 144 143 48 0
OW 52 131 328 692 86 14 10 0
VODI 0 27 123 770 280 42 16 0
ODI 0 4 49 480 357 126 63 0
CDI 0 0 17 335 749 354 61 3
VCDI 0 0 9 182 1537 9950 35529 49437
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 59895 20570 2685 998 162 146 67 0
OW 53 229 309 574 63 29 18 0
VODI 0 223 160 690 193 44 28 0
ODI 0 98 85 477 391 81 22 0
CDI 0 80 89 421 754 417 122 26
VCDI 0 2 75 386 1590 9912 35470 49414

Date: 2015-01-23:

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 59991 20401 3291 1020 140 165 6 0
OW 52 179 291 760 80 12 0 0
VODI 0 65 195 648 366 20 0 0
ODI 0 27 101 363 455 137 0 0
CDI 0 10 73 281 633 811 108 20
VCDI 0 0 71 363 1221 9635 35738 49319
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 59990 19918 2920 1019 183 182 6 0
OW 53 271 382 499 150 33 0 0
VODI 0 225 261 603 310 93 0 0
ODI 0 124 138 401 453 200 1 0
CDI 0 110 116 371 521 647 70 18
VCDI 0 34 205 542 1278 9625 35775 49321


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