Description of algorithm
Full domain
American sector
European sector
Asian sector
GODAE regions
  Ice concntr, edge pos
  Contingency tables

Validation of sea ice concentration - GODAE regions

Bulletin date: 2016-06-23

Model: ARC MFC - TOPAZ

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

Model vs. observations, sea ice class contingency tables

Date: 2016-06-27

Best estimate

Forecast

Arctic Deep Basin:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 306 307 237 33 5 0 0
OW 0 0 14 182 23 8 0 0
VODI 0 0 0 198 173 13 0 0
ODI 0 0 0 28 410 72 0 0
CDI 0 0 0 0 298 5368 270 0
VCDI 0 0 0 0 158 6969 15781 6049
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 306 310 294 46 9 0 0
OW 0 0 11 189 54 14 0 0
VODI 0 0 0 104 267 40 0 0
ODI 0 0 0 48 182 240 0 0
CDI 0 0 0 10 388 4144 947 0
VCDI 0 0 0 0 158 7988 15104 6049

Queen Elisabeth Islands:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 9 6 21 34 134 0 0
OW 0 1 4 4 5 13 0 0
VODI 0 1 3 8 18 17 0 0
ODI 0 1 2 5 54 45 0 0
CDI 0 0 0 3 595 815 43 0
VCDI 0 0 0 4 264 852 172 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 8 6 19 44 153 0 0
OW 0 2 1 6 3 51 0 0
VODI 0 0 4 6 12 4 0 0
ODI 0 2 4 7 44 7 0 0
CDI 0 0 0 3 439 736 59 0
VCDI 0 0 0 4 428 925 156 0

Beaufort Sea:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 211 707 808 48 0 0 0
OW 0 0 9 218 33 0 0 0
VODI 0 0 0 373 110 1 0 0
ODI 0 0 0 159 503 12 0 0
CDI 0 0 0 243 2147 316 0 0
VCDI 0 0 0 0 1009 2052 1023 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 211 685 851 69 0 0 0
OW 0 0 17 174 39 1 0 0
VODI 0 0 14 243 110 0 0 0
ODI 0 0 0 166 260 49 0 0
CDI 0 0 0 350 1396 173 0 0
VCDI 0 0 0 17 1976 2158 1023 0

Chuckchi Sea:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 717 454 77 0 0 0 0
OW 0 7 16 159 0 0 0 0
VODI 0 0 5 225 54 0 0 0
ODI 0 0 0 71 818 44 0 0
CDI 0 0 0 10 244 1540 122 0
VCDI 0 0 0 0 33 866 192 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 704 291 41 0 0 0 0
OW 0 20 73 97 6 0 0 0
VODI 0 0 81 203 99 0 0 0
ODI 0 0 21 137 629 108 0 0
CDI 0 0 9 64 370 1190 173 0
VCDI 0 0 0 0 45 1152 141 0

Siberian Sea:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 30 2 0 0 0
OW 0 0 0 111 5 0 0 0
VODI 0 0 0 209 87 17 0 0
ODI 0 0 0 55 1157 136 0 0
CDI 0 0 0 19 745 2997 180 0
VCDI 0 0 0 0 1 379 1116 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 64 4 0 0 0
OW 0 0 0 101 18 0 0 0
VODI 0 0 0 116 155 23 0 0
ODI 0 0 0 79 472 161 0 0
CDI 0 0 0 64 1259 2133 212 0
VCDI 0 0 0 0 89 1212 1084 0

Laptev Sea:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 1 0 0 0 0
OW 0 0 0 14 5 11 0 0
VODI 0 0 0 101 127 35 0 0
ODI 0 0 0 62 871 198 1 0
CDI 0 0 0 36 948 1862 199 0
VCDI 0 0 0 0 0 352 503 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 0 0 1 6 17 0 0
OW 0 0 0 10 42 25 0 0
VODI 0 0 0 38 106 91 0 0
ODI 0 0 0 40 498 278 29 0
CDI 0 0 0 125 1254 1761 558 0
VCDI 0 0 0 0 45 286 116 0

Kara Sea:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 2318 1555 403 5 1 0 0
OW 0 2 40 525 24 0 0 0
VODI 0 0 0 321 206 2 0 0
ODI 0 0 0 1 192 66 0 0
CDI 0 0 0 0 9 356 167 0
VCDI 0 0 0 0 0 21 117 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 2293 1410 422 7 1 0 0
OW 0 27 149 329 25 0 0 0
VODI 0 0 36 491 206 9 0 0
ODI 0 0 0 8 179 143 3 0
CDI 0 0 0 0 19 293 281 0
VCDI 0 0 0 0 0 0 0 0

Barents Sea:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 3119 7052 1121 39 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 3119 7052 1121 39 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0

Greenland Basin:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 3262 4734 1251 713 33 0 0 0
OW 0 0 1 117 35 2 0 0
VODI 0 0 0 119 124 2 0 0
ODI 0 0 0 8 826 65 0 0
CDI 0 0 0 0 128 178 40 0
VCDI 0 0 0 0 0 5 53 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 3262 4734 1252 717 59 2 0 0
OW 0 0 0 152 73 2 0 0
VODI 0 0 0 83 369 29 0 0
ODI 0 0 0 3 370 50 0 0
CDI 0 0 0 2 275 169 93 0
VCDI 0 0 0 0 0 0 0 0

Southeast Greenland:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 6845 3839 2128 176 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 6845 3839 2128 176 0 0 0 0
OW 0 0 0 0 0 0 0 0
VODI 0 0 0 0 0 0 0 0
ODI 0 0 0 0 0 0 0 0
CDI 0 0 0 0 0 0 0 0
VCDI 0 0 0 0 0 0 0 0

Baffin Bay:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 2480 749 341 12 1 0 0
OW 0 0 3 217 63 5 0 0
VODI 0 0 0 59 273 9 0 0
ODI 0 0 0 1 399 80 0 0
CDI 0 0 0 0 92 583 27 0
VCDI 0 0 0 0 0 72 337 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 2480 743 403 75 2 0 0
OW 0 0 9 161 114 7 0 0
VODI 0 0 0 53 286 8 0 0
ODI 0 0 0 1 195 115 0 0
CDI 0 0 0 0 169 510 50 0
VCDI 0 0 0 0 0 108 314 0

Hudson Bay:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 1083 1401 895 260 0 0 0
OW 0 16 37 232 166 15 4 0
VODI 0 1 5 424 349 44 16 0
ODI 0 0 0 133 1028 267 11 0
CDI 0 0 0 109 359 1498 43 0
VCDI 0 0 0 1 31 76 83 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 0 1007 1310 864 390 15 1 0
OW 0 66 75 188 487 109 14 0
VODI 0 27 51 277 330 682 17 0
ODI 0 0 7 234 365 451 21 0
CDI 0 0 0 159 535 418 45 0
VCDI 0 0 0 72 86 225 59 0

Labrador Sea:

observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 8365 6719 2022 1996 32 0 0 0
OW 0 0 0 211 35 0 0 0
VODI 0 0 0 139 177 2 0 0
ODI 0 0 0 1 184 38 0 0
CDI 0 0 0 0 10 265 13 0
VCDI 0 0 0 0 0 0 0 0
observations
Ice free Ice free
near MIZ		 OW VODI ODI CDI VCDI
near MIZ		 VCDI
m
o
d
e
l		 Ice free 8365 6719 2017 2092 56 0 0 0
OW 0 0 5 187 115 0 0 0
VODI 0 0 0 68 211 13 0 0
ODI 0 0 0 0 56 128 0 0
CDI 0 0 0 0 0 164 13 0
VCDI 0 0 0 0 0 0 0 0


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