Validation of sea ice concentration
Bulletin date: 2012-04-25
Model vs. observations, sea ice class contingency tables
Date: 2012-04-19:
| 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 |
13106 |
6594 |
584 |
618 |
143 |
37 |
6 |
0 |
| OW |
0 |
20 |
46 |
274 |
218 |
47 |
19 |
0 |
| VODI |
0 |
1 |
11 |
181 |
370 |
181 |
56 |
0 |
| ODI |
0 |
0 |
0 |
45 |
252 |
364 |
178 |
17 |
| CDI |
0 |
0 |
2 |
36 |
175 |
517 |
625 |
66 |
| VCDI |
0 |
0 |
0 |
30 |
102 |
667 |
7607 |
4224 |
|
...date precedes bulletin
|
Date: 2012-04-23:
| 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 |
13336 |
6236 |
669 |
255 |
104 |
83 |
27 |
0 |
| OW |
0 |
162 |
157 |
168 |
86 |
95 |
31 |
0 |
| VODI |
0 |
34 |
51 |
227 |
220 |
199 |
78 |
0 |
| ODI |
0 |
26 |
8 |
109 |
180 |
283 |
110 |
0 |
| CDI |
0 |
7 |
5 |
67 |
245 |
617 |
507 |
0 |
| VCDI |
0 |
0 |
2 |
53 |
242 |
1485 |
7241 |
4014 |
|
...date precedes bulletin
|
Date: 2012-04-25:
| 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 |
13698 |
6121 |
592 |
497 |
163 |
83 |
21 |
0 |
| OW |
0 |
11 |
74 |
292 |
178 |
146 |
21 |
0 |
| VODI |
0 |
0 |
34 |
77 |
164 |
258 |
60 |
0 |
| ODI |
0 |
0 |
11 |
32 |
143 |
347 |
129 |
0 |
| CDI |
0 |
0 |
1 |
21 |
99 |
785 |
684 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
44 |
778 |
7629 |
4219 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13698 |
5889 |
508 |
628 |
272 |
388 |
281 |
0 |
| OW |
0 |
75 |
28 |
63 |
56 |
76 |
60 |
0 |
| VODI |
0 |
97 |
48 |
66 |
86 |
121 |
100 |
0 |
| ODI |
0 |
59 |
65 |
62 |
89 |
127 |
103 |
0 |
| CDI |
0 |
6 |
28 |
56 |
141 |
449 |
456 |
0 |
| VCDI |
0 |
6 |
35 |
51 |
147 |
1236 |
7544 |
4219 |
|
Date: 2012-04-29:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2012-05-01:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2012-05-03:
| 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 |
14382 |
6256 |
851 |
597 |
291 |
127 |
18 |
0 |
| OW |
12 |
33 |
78 |
141 |
248 |
118 |
28 |
0 |
| VODI |
1 |
13 |
32 |
131 |
179 |
226 |
71 |
0 |
| ODI |
0 |
6 |
10 |
86 |
160 |
255 |
175 |
4 |
| CDI |
0 |
14 |
15 |
49 |
199 |
615 |
707 |
21 |
| VCDI |
0 |
0 |
3 |
30 |
175 |
1375 |
5653 |
4034 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14389 |
5886 |
751 |
566 |
378 |
341 |
202 |
0 |
| OW |
4 |
66 |
32 |
69 |
58 |
50 |
45 |
0 |
| VODI |
2 |
67 |
33 |
110 |
74 |
81 |
83 |
0 |
| ODI |
0 |
70 |
38 |
85 |
96 |
125 |
110 |
5 |
| CDI |
0 |
54 |
55 |
100 |
205 |
320 |
483 |
12 |
| VCDI |
0 |
179 |
80 |
104 |
441 |
1799 |
5729 |
4042 |
|
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