Validation of sea ice concentration
Bulletin date: 2013-06-27
Model vs. observations, sea ice class contingency tables
Date: 2013-06-21:
| 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 |
17610 |
5205 |
743 |
859 |
382 |
94 |
109 |
0 |
| OW |
0 |
8 |
115 |
223 |
477 |
354 |
88 |
0 |
| VODI |
0 |
7 |
33 |
286 |
563 |
965 |
277 |
0 |
| ODI |
0 |
0 |
18 |
133 |
188 |
649 |
384 |
23 |
| CDI |
0 |
0 |
3 |
50 |
142 |
654 |
2626 |
654 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
5 |
1389 |
2092 |
|
...date precedes bulletin
|
Date: 2013-06-25:
| 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 |
17319 |
6402 |
834 |
819 |
260 |
59 |
129 |
0 |
| OW |
0 |
32 |
132 |
561 |
378 |
140 |
96 |
0 |
| VODI |
0 |
5 |
51 |
419 |
801 |
412 |
606 |
0 |
| ODI |
0 |
0 |
32 |
57 |
219 |
555 |
1206 |
70 |
| CDI |
0 |
0 |
5 |
13 |
63 |
334 |
1515 |
226 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
29 |
1359 |
2262 |
|
...date precedes bulletin
|
Date: 2013-06-27:
| 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 |
17214 |
6317 |
599 |
1124 |
649 |
275 |
147 |
0 |
| OW |
0 |
15 |
77 |
374 |
587 |
375 |
229 |
0 |
| VODI |
0 |
1 |
66 |
174 |
572 |
560 |
779 |
0 |
| ODI |
0 |
0 |
25 |
47 |
90 |
386 |
1010 |
98 |
| CDI |
0 |
0 |
5 |
11 |
78 |
292 |
1430 |
308 |
| VCDI |
0 |
0 |
0 |
0 |
21 |
42 |
1192 |
2250 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17214 |
6330 |
667 |
1429 |
1095 |
571 |
500 |
0 |
| OW |
0 |
3 |
36 |
99 |
184 |
138 |
124 |
0 |
| VODI |
0 |
0 |
34 |
108 |
359 |
335 |
324 |
0 |
| ODI |
0 |
0 |
18 |
62 |
264 |
404 |
842 |
52 |
| CDI |
0 |
0 |
17 |
32 |
83 |
460 |
1763 |
360 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
22 |
1234 |
2244 |
|
Date: 2013-07-01:
| 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 |
17589 |
6481 |
765 |
1021 |
783 |
264 |
100 |
0 |
| OW |
0 |
17 |
119 |
341 |
460 |
338 |
179 |
0 |
| VODI |
0 |
0 |
34 |
265 |
629 |
563 |
548 |
0 |
| ODI |
0 |
0 |
0 |
33 |
96 |
444 |
1041 |
56 |
| CDI |
0 |
0 |
0 |
5 |
28 |
200 |
2079 |
691 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
5 |
470 |
1764 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17589 |
6495 |
872 |
1388 |
1405 |
716 |
816 |
0 |
| OW |
0 |
2 |
21 |
92 |
112 |
121 |
136 |
0 |
| VODI |
0 |
1 |
14 |
103 |
225 |
200 |
267 |
0 |
| ODI |
0 |
0 |
9 |
71 |
176 |
219 |
464 |
59 |
| CDI |
0 |
0 |
2 |
11 |
81 |
553 |
1808 |
373 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
5 |
926 |
2079 |
|
Date: 2013-07-03:
| 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 |
18303 |
6322 |
826 |
1316 |
493 |
249 |
176 |
0 |
| OW |
0 |
10 |
90 |
350 |
692 |
328 |
254 |
0 |
| VODI |
0 |
2 |
39 |
103 |
345 |
490 |
679 |
0 |
| ODI |
0 |
0 |
3 |
24 |
67 |
357 |
835 |
0 |
| CDI |
0 |
0 |
0 |
7 |
47 |
323 |
2385 |
80 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
15 |
854 |
1344 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18303 |
6334 |
915 |
1617 |
1113 |
569 |
878 |
0 |
| OW |
0 |
0 |
17 |
61 |
111 |
104 |
114 |
0 |
| VODI |
0 |
0 |
16 |
59 |
193 |
197 |
243 |
0 |
| ODI |
0 |
0 |
8 |
38 |
121 |
212 |
440 |
0 |
| CDI |
0 |
0 |
2 |
25 |
106 |
661 |
2400 |
22 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
19 |
1108 |
1402 |
|
Date: 2013-07-05:
| 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 |
18209 |
6260 |
932 |
1730 |
552 |
260 |
73 |
4 |
| OW |
0 |
3 |
80 |
496 |
734 |
364 |
126 |
0 |
| VODI |
0 |
0 |
32 |
209 |
281 |
708 |
430 |
2 |
| ODI |
0 |
0 |
3 |
17 |
78 |
211 |
819 |
1 |
| CDI |
0 |
0 |
0 |
0 |
65 |
238 |
2089 |
139 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2 |
539 |
1733 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18209 |
6257 |
1004 |
2252 |
1098 |
879 |
396 |
4 |
| OW |
0 |
5 |
15 |
65 |
136 |
95 |
53 |
0 |
| VODI |
0 |
1 |
23 |
70 |
211 |
147 |
117 |
2 |
| ODI |
0 |
0 |
5 |
52 |
138 |
228 |
356 |
2 |
| CDI |
0 |
0 |
0 |
13 |
114 |
420 |
2574 |
86 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
14 |
580 |
1785 |
|
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