Validation of sea ice concentration
Bulletin date: 2012-06-14
Model vs. observations, sea ice class contingency tables
Date: 2012-06-08:
| 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 |
16676 |
5807 |
1420 |
703 |
166 |
33 |
10 |
1 |
| OW |
0 |
81 |
276 |
655 |
268 |
107 |
122 |
11 |
| VODI |
0 |
7 |
75 |
277 |
541 |
347 |
416 |
3 |
| ODI |
0 |
0 |
18 |
90 |
273 |
305 |
582 |
1 |
| CDI |
0 |
0 |
47 |
62 |
297 |
679 |
1197 |
4 |
| VCDI |
0 |
0 |
1 |
11 |
36 |
80 |
1935 |
3799 |
|
...date precedes bulletin
|
Date: 2012-06-12:
| 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 |
16873 |
5664 |
1803 |
1245 |
415 |
79 |
8 |
6 |
| OW |
0 |
7 |
107 |
183 |
325 |
189 |
64 |
7 |
| VODI |
0 |
0 |
26 |
98 |
304 |
429 |
194 |
2 |
| ODI |
0 |
0 |
13 |
51 |
145 |
524 |
298 |
1 |
| CDI |
0 |
0 |
23 |
52 |
144 |
594 |
1872 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
69 |
1717 |
3886 |
|
...date precedes bulletin
|
Date: 2012-06-14:
| 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 |
17192 |
5464 |
2128 |
1267 |
196 |
41 |
8 |
6 |
| OW |
0 |
22 |
86 |
344 |
221 |
108 |
40 |
7 |
| VODI |
0 |
2 |
28 |
193 |
407 |
439 |
140 |
2 |
| ODI |
0 |
0 |
12 |
75 |
196 |
274 |
308 |
1 |
| CDI |
0 |
0 |
21 |
82 |
140 |
503 |
2434 |
128 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
1035 |
3866 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17192 |
5484 |
2223 |
1633 |
517 |
289 |
126 |
5 |
| OW |
0 |
4 |
23 |
80 |
80 |
67 |
40 |
1 |
| VODI |
0 |
0 |
12 |
101 |
153 |
136 |
81 |
2 |
| ODI |
0 |
0 |
3 |
60 |
204 |
217 |
179 |
4 |
| CDI |
0 |
0 |
14 |
87 |
192 |
576 |
2400 |
237 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
83 |
1139 |
3761 |
|
Date: 2012-06-18:
| 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 |
17270 |
7117 |
1171 |
752 |
254 |
97 |
8 |
9 |
| OW |
0 |
2 |
95 |
242 |
293 |
189 |
46 |
4 |
| VODI |
0 |
0 |
35 |
188 |
313 |
523 |
132 |
2 |
| ODI |
0 |
0 |
28 |
55 |
104 |
549 |
584 |
1 |
| CDI |
0 |
0 |
0 |
14 |
41 |
268 |
1629 |
23 |
| VCDI |
0 |
0 |
0 |
1 |
1 |
12 |
1528 |
3839 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17270 |
7119 |
1248 |
966 |
591 |
508 |
138 |
6 |
| OW |
0 |
0 |
20 |
49 |
78 |
92 |
51 |
0 |
| VODI |
0 |
0 |
12 |
49 |
98 |
177 |
94 |
5 |
| ODI |
0 |
0 |
23 |
85 |
111 |
280 |
257 |
4 |
| CDI |
0 |
0 |
26 |
102 |
128 |
578 |
2799 |
421 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
3 |
588 |
3442 |
|
Date: 2012-06-20:
| 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 |
17271 |
7215 |
1198 |
910 |
267 |
47 |
15 |
9 |
| OW |
0 |
17 |
76 |
341 |
283 |
183 |
70 |
4 |
| VODI |
0 |
0 |
25 |
156 |
283 |
486 |
160 |
2 |
| ODI |
0 |
0 |
19 |
43 |
85 |
457 |
696 |
1 |
| CDI |
0 |
0 |
0 |
10 |
38 |
186 |
1674 |
76 |
| VCDI |
0 |
0 |
0 |
1 |
1 |
2 |
1273 |
3839 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17271 |
7231 |
1213 |
1182 |
567 |
424 |
152 |
8 |
| OW |
0 |
1 |
26 |
65 |
51 |
90 |
61 |
0 |
| VODI |
0 |
0 |
31 |
70 |
81 |
147 |
123 |
5 |
| ODI |
0 |
0 |
27 |
75 |
148 |
300 |
403 |
3 |
| CDI |
0 |
0 |
21 |
69 |
110 |
400 |
2847 |
363 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
302 |
3552 |
|
Date: 2012-06-22:
| 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 |
17286 |
6863 |
1545 |
1160 |
296 |
43 |
14 |
8 |
| OW |
0 |
10 |
63 |
470 |
336 |
126 |
51 |
5 |
| VODI |
0 |
2 |
22 |
246 |
331 |
305 |
163 |
2 |
| ODI |
0 |
0 |
43 |
118 |
212 |
390 |
516 |
2 |
| CDI |
0 |
0 |
7 |
63 |
186 |
322 |
1628 |
138 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
850 |
3597 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17286 |
6872 |
1553 |
1508 |
712 |
261 |
140 |
11 |
| OW |
0 |
2 |
22 |
74 |
74 |
77 |
46 |
0 |
| VODI |
0 |
1 |
30 |
81 |
75 |
142 |
95 |
3 |
| ODI |
0 |
0 |
22 |
233 |
202 |
266 |
326 |
2 |
| CDI |
0 |
0 |
53 |
161 |
298 |
440 |
2401 |
259 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
214 |
3477 |
|
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