Validation of sea ice concentration
Bulletin date: 2012-03-07
Model vs. observations, sea ice class contingency tables
Date: 2012-03-01:
| 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 |
14169 |
6782 |
497 |
317 |
160 |
88 |
15 |
0 |
| OW |
0 |
143 |
123 |
191 |
185 |
107 |
27 |
0 |
| VODI |
0 |
15 |
62 |
226 |
318 |
459 |
75 |
0 |
| ODI |
0 |
0 |
15 |
96 |
284 |
624 |
237 |
0 |
| CDI |
0 |
0 |
1 |
32 |
276 |
638 |
884 |
2 |
| VCDI |
0 |
0 |
1 |
5 |
93 |
830 |
5629 |
3813 |
|
...date precedes bulletin
|
Date: 2012-03-05:
| 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 |
13685 |
7044 |
409 |
248 |
104 |
32 |
23 |
0 |
| OW |
0 |
113 |
167 |
161 |
138 |
95 |
27 |
0 |
| VODI |
0 |
16 |
141 |
222 |
207 |
277 |
41 |
0 |
| ODI |
0 |
6 |
54 |
161 |
274 |
696 |
93 |
0 |
| CDI |
0 |
0 |
24 |
74 |
180 |
1057 |
550 |
5 |
| VCDI |
0 |
0 |
13 |
34 |
84 |
1025 |
6072 |
3867 |
|
...date precedes bulletin
|
Date: 2012-03-07:
| 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 |
13861 |
7337 |
578 |
466 |
187 |
17 |
9 |
0 |
| OW |
0 |
35 |
80 |
247 |
258 |
89 |
31 |
0 |
| VODI |
0 |
2 |
20 |
83 |
349 |
316 |
115 |
0 |
| ODI |
0 |
0 |
2 |
43 |
195 |
872 |
320 |
0 |
| CDI |
0 |
0 |
0 |
14 |
100 |
615 |
1296 |
41 |
| VCDI |
0 |
0 |
0 |
2 |
32 |
358 |
5343 |
4106 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13861 |
6999 |
473 |
343 |
327 |
109 |
83 |
0 |
| OW |
0 |
101 |
47 |
78 |
56 |
42 |
25 |
0 |
| VODI |
0 |
91 |
69 |
119 |
112 |
92 |
44 |
0 |
| ODI |
0 |
24 |
36 |
116 |
154 |
238 |
55 |
1 |
| CDI |
0 |
32 |
14 |
70 |
205 |
668 |
255 |
46 |
| VCDI |
0 |
127 |
41 |
129 |
267 |
1118 |
6652 |
4100 |
|
Date: 2012-03-11:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2012-03-13:
| 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 |
14090 |
6756 |
590 |
237 |
38 |
16 |
3 |
0 |
| OW |
0 |
237 |
275 |
209 |
82 |
19 |
12 |
0 |
| VODI |
0 |
193 |
200 |
385 |
381 |
160 |
36 |
0 |
| ODI |
0 |
51 |
102 |
231 |
363 |
477 |
174 |
0 |
| CDI |
0 |
16 |
68 |
119 |
311 |
555 |
574 |
5 |
| VCDI |
0 |
2 |
20 |
78 |
186 |
698 |
6053 |
3417 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14090 |
6697 |
702 |
424 |
211 |
77 |
26 |
0 |
| OW |
0 |
137 |
58 |
53 |
89 |
46 |
13 |
0 |
| VODI |
0 |
139 |
101 |
145 |
148 |
118 |
32 |
0 |
| ODI |
0 |
83 |
115 |
138 |
139 |
183 |
100 |
0 |
| CDI |
0 |
53 |
89 |
110 |
178 |
325 |
240 |
5 |
| VCDI |
0 |
146 |
190 |
389 |
596 |
1176 |
6441 |
3417 |
|
Date: 2012-03-15:
| 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 |
14224 |
6406 |
722 |
496 |
85 |
11 |
10 |
0 |
| OW |
0 |
143 |
194 |
282 |
183 |
51 |
15 |
0 |
| VODI |
0 |
5 |
77 |
294 |
396 |
307 |
49 |
0 |
| ODI |
0 |
0 |
27 |
92 |
307 |
578 |
342 |
0 |
| CDI |
0 |
0 |
4 |
43 |
143 |
736 |
1133 |
3 |
| VCDI |
0 |
0 |
2 |
12 |
75 |
453 |
6317 |
3202 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14224 |
5941 |
612 |
484 |
356 |
96 |
71 |
0 |
| OW |
0 |
156 |
46 |
60 |
37 |
53 |
24 |
0 |
| VODI |
0 |
149 |
70 |
93 |
77 |
122 |
58 |
0 |
| ODI |
0 |
141 |
59 |
88 |
122 |
205 |
162 |
0 |
| CDI |
0 |
69 |
51 |
124 |
161 |
385 |
547 |
3 |
| VCDI |
0 |
98 |
188 |
370 |
436 |
1275 |
7004 |
3202 |
|
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