Validation of sea ice concentration
Bulletin date: 2012-03-14
Model vs. observations, sea ice class contingency tables
Date: 2012-03-08:
| 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 |
14058 |
7411 |
610 |
369 |
191 |
24 |
13 |
0 |
| OW |
0 |
99 |
124 |
168 |
205 |
56 |
22 |
0 |
| VODI |
0 |
9 |
47 |
166 |
283 |
172 |
92 |
0 |
| ODI |
0 |
0 |
3 |
61 |
267 |
595 |
279 |
1 |
| CDI |
0 |
0 |
1 |
52 |
158 |
558 |
1024 |
90 |
| VCDI |
0 |
0 |
0 |
10 |
58 |
447 |
5057 |
4639 |
|
...date precedes bulletin
|
Date: 2012-03-12:
| 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 |
14280 |
6972 |
349 |
238 |
44 |
12 |
0 |
0 |
| OW |
0 |
277 |
212 |
206 |
99 |
36 |
14 |
0 |
| VODI |
0 |
140 |
114 |
313 |
415 |
314 |
72 |
3 |
| ODI |
0 |
24 |
44 |
137 |
290 |
585 |
171 |
28 |
| CDI |
0 |
0 |
21 |
73 |
222 |
672 |
577 |
63 |
| VCDI |
0 |
0 |
2 |
26 |
108 |
420 |
5641 |
4205 |
|
...date precedes bulletin
|
Date: 2012-03-14:
| 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 |
14979 |
6637 |
319 |
259 |
37 |
10 |
22 |
0 |
| OW |
0 |
308 |
140 |
318 |
98 |
17 |
37 |
0 |
| VODI |
0 |
65 |
151 |
415 |
411 |
126 |
67 |
0 |
| ODI |
0 |
5 |
24 |
199 |
477 |
448 |
333 |
0 |
| CDI |
0 |
0 |
5 |
80 |
207 |
570 |
930 |
3 |
| VCDI |
0 |
0 |
0 |
7 |
78 |
458 |
5671 |
3508 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14979 |
6250 |
320 |
294 |
118 |
23 |
96 |
0 |
| OW |
0 |
153 |
37 |
89 |
81 |
23 |
23 |
0 |
| VODI |
0 |
220 |
52 |
131 |
161 |
57 |
39 |
0 |
| ODI |
0 |
262 |
99 |
194 |
186 |
159 |
110 |
0 |
| CDI |
0 |
75 |
73 |
212 |
273 |
377 |
402 |
4 |
| VCDI |
0 |
55 |
58 |
358 |
489 |
990 |
6390 |
3507 |
|
Date: 2012-03-18:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2012-03-20:
| 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 |
14399 |
6325 |
256 |
198 |
82 |
7 |
3 |
0 |
| OW |
0 |
223 |
128 |
185 |
104 |
48 |
20 |
0 |
| VODI |
0 |
57 |
115 |
229 |
179 |
207 |
58 |
0 |
| ODI |
0 |
11 |
45 |
159 |
203 |
431 |
107 |
0 |
| CDI |
0 |
1 |
9 |
57 |
190 |
755 |
559 |
29 |
| VCDI |
0 |
0 |
0 |
12 |
141 |
1059 |
7090 |
3738 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14399 |
6135 |
250 |
242 |
166 |
199 |
50 |
0 |
| OW |
0 |
139 |
45 |
46 |
25 |
41 |
35 |
0 |
| VODI |
0 |
126 |
75 |
84 |
48 |
100 |
46 |
0 |
| ODI |
0 |
73 |
52 |
106 |
94 |
142 |
67 |
0 |
| CDI |
0 |
63 |
56 |
130 |
134 |
404 |
389 |
28 |
| VCDI |
0 |
81 |
75 |
232 |
432 |
1621 |
7250 |
3739 |
|
Date: 2012-03-22:
| 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 |
14540 |
6274 |
313 |
252 |
84 |
8 |
13 |
0 |
| OW |
0 |
94 |
94 |
257 |
131 |
17 |
12 |
0 |
| VODI |
0 |
19 |
39 |
213 |
275 |
102 |
53 |
0 |
| ODI |
0 |
0 |
14 |
120 |
315 |
258 |
172 |
0 |
| CDI |
0 |
3 |
0 |
34 |
170 |
498 |
727 |
2 |
| VCDI |
0 |
0 |
0 |
1 |
58 |
538 |
6924 |
4795 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14540 |
5806 |
258 |
297 |
231 |
117 |
157 |
0 |
| OW |
0 |
118 |
30 |
43 |
34 |
29 |
33 |
0 |
| VODI |
0 |
153 |
41 |
69 |
63 |
40 |
77 |
0 |
| ODI |
0 |
88 |
33 |
84 |
93 |
64 |
116 |
0 |
| CDI |
0 |
110 |
41 |
152 |
207 |
307 |
408 |
4 |
| VCDI |
0 |
115 |
57 |
232 |
405 |
864 |
7110 |
4793 |
|
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