Validation of sea ice concentration
Bulletin date: 2013-01-03
Model vs. observations, sea ice class contingency tables
Date: 2012-12-28:
| 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 |
14857 |
6579 |
747 |
377 |
111 |
79 |
0 |
0 |
| OW |
0 |
162 |
251 |
202 |
154 |
73 |
0 |
0 |
| VODI |
0 |
112 |
215 |
270 |
183 |
174 |
5 |
0 |
| ODI |
0 |
11 |
91 |
252 |
196 |
216 |
19 |
6 |
| CDI |
0 |
9 |
54 |
99 |
379 |
360 |
183 |
55 |
| VCDI |
0 |
7 |
99 |
177 |
542 |
1528 |
4620 |
3965 |
|
...date precedes bulletin
|
Date: 2013-01-01:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2013-01-03:
| 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 |
15421 |
6486 |
785 |
338 |
72 |
0 |
0 |
0 |
| OW |
0 |
113 |
304 |
310 |
234 |
23 |
1 |
0 |
| VODI |
0 |
43 |
199 |
334 |
292 |
96 |
9 |
0 |
| ODI |
0 |
24 |
111 |
187 |
275 |
194 |
51 |
1 |
| CDI |
0 |
9 |
134 |
249 |
314 |
415 |
305 |
37 |
| VCDI |
0 |
0 |
24 |
176 |
240 |
1603 |
4446 |
3564 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15421 |
6596 |
1130 |
684 |
360 |
65 |
4 |
0 |
| OW |
0 |
26 |
88 |
146 |
97 |
24 |
2 |
0 |
| VODI |
0 |
26 |
85 |
202 |
141 |
57 |
9 |
0 |
| ODI |
0 |
15 |
68 |
112 |
195 |
151 |
49 |
1 |
| CDI |
0 |
11 |
157 |
192 |
293 |
321 |
304 |
37 |
| VCDI |
0 |
1 |
29 |
258 |
341 |
1713 |
4444 |
3564 |
|
Date: 2013-01-07:
| 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 |
14266 |
7687 |
961 |
663 |
135 |
12 |
0 |
0 |
| OW |
0 |
160 |
128 |
351 |
253 |
44 |
2 |
0 |
| VODI |
0 |
94 |
174 |
547 |
514 |
203 |
13 |
0 |
| ODI |
0 |
13 |
62 |
164 |
372 |
297 |
64 |
0 |
| CDI |
0 |
2 |
17 |
64 |
223 |
475 |
467 |
17 |
| VCDI |
0 |
0 |
1 |
42 |
116 |
667 |
5297 |
2852 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14266 |
7536 |
855 |
772 |
366 |
101 |
33 |
0 |
| OW |
0 |
89 |
60 |
128 |
93 |
39 |
7 |
0 |
| VODI |
0 |
83 |
44 |
189 |
129 |
86 |
12 |
0 |
| ODI |
0 |
63 |
72 |
108 |
152 |
120 |
32 |
1 |
| CDI |
0 |
48 |
69 |
74 |
247 |
337 |
321 |
22 |
| VCDI |
0 |
137 |
243 |
560 |
626 |
1015 |
5438 |
2846 |
|
Date: 2013-01-09:
| 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 |
14325 |
6994 |
1036 |
528 |
184 |
17 |
0 |
0 |
| OW |
0 |
119 |
276 |
321 |
281 |
28 |
0 |
0 |
| VODI |
0 |
93 |
134 |
257 |
510 |
214 |
0 |
0 |
| ODI |
0 |
38 |
174 |
173 |
384 |
348 |
82 |
0 |
| CDI |
0 |
5 |
132 |
189 |
185 |
544 |
408 |
10 |
| VCDI |
0 |
0 |
14 |
143 |
300 |
830 |
5337 |
2806 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14325 |
6957 |
1052 |
667 |
498 |
176 |
23 |
0 |
| OW |
0 |
41 |
101 |
100 |
143 |
60 |
2 |
0 |
| VODI |
0 |
60 |
76 |
111 |
180 |
93 |
13 |
0 |
| ODI |
0 |
40 |
77 |
94 |
153 |
147 |
43 |
0 |
| CDI |
0 |
44 |
61 |
94 |
178 |
356 |
241 |
12 |
| VCDI |
0 |
107 |
399 |
545 |
692 |
1149 |
5505 |
2804 |
|
Date: 2013-01-11:
| 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 |
14175 |
6715 |
1032 |
541 |
155 |
9 |
0 |
0 |
| OW |
0 |
104 |
198 |
325 |
205 |
23 |
2 |
0 |
| VODI |
0 |
18 |
220 |
423 |
423 |
107 |
7 |
0 |
| ODI |
0 |
3 |
65 |
194 |
366 |
337 |
43 |
0 |
| CDI |
0 |
0 |
12 |
103 |
379 |
750 |
489 |
37 |
| VCDI |
0 |
0 |
5 |
37 |
353 |
1566 |
4920 |
3078 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14175 |
6740 |
999 |
841 |
434 |
99 |
1 |
0 |
| OW |
0 |
37 |
91 |
104 |
105 |
38 |
2 |
0 |
| VODI |
0 |
42 |
100 |
122 |
157 |
86 |
2 |
0 |
| ODI |
0 |
18 |
99 |
110 |
151 |
134 |
29 |
4 |
| CDI |
0 |
2 |
84 |
200 |
233 |
437 |
238 |
61 |
| VCDI |
0 |
1 |
159 |
246 |
801 |
1998 |
5189 |
3050 |
|
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