Validation of sea ice concentration
Bulletin date: 2013-08-29
Model vs. observations, sea ice class contingency tables
Date: 2013-08-23:
| 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 |
26025 |
5310 |
308 |
116 |
31 |
2 |
0 |
0 |
| OW |
0 |
51 |
73 |
139 |
48 |
10 |
2 |
0 |
| VODI |
0 |
6 |
47 |
175 |
208 |
83 |
35 |
0 |
| ODI |
0 |
0 |
5 |
49 |
221 |
310 |
83 |
0 |
| CDI |
0 |
0 |
1 |
15 |
65 |
360 |
1159 |
20 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
38 |
1493 |
929 |
|
...date precedes bulletin
|
Date: 2013-08-27:
| 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 |
25933 |
5222 |
567 |
180 |
15 |
12 |
1 |
0 |
| OW |
0 |
20 |
68 |
159 |
61 |
14 |
0 |
0 |
| VODI |
0 |
7 |
22 |
192 |
212 |
127 |
64 |
0 |
| ODI |
0 |
1 |
0 |
24 |
228 |
204 |
291 |
0 |
| CDI |
0 |
0 |
0 |
0 |
17 |
377 |
724 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
75 |
2042 |
554 |
|
...date precedes bulletin
|
Date: 2013-08-29:
| 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 |
26618 |
4877 |
314 |
139 |
16 |
3 |
1 |
0 |
| OW |
0 |
101 |
134 |
98 |
40 |
8 |
1 |
0 |
| VODI |
0 |
7 |
82 |
212 |
240 |
71 |
61 |
0 |
| ODI |
0 |
2 |
3 |
66 |
229 |
214 |
163 |
0 |
| CDI |
0 |
0 |
0 |
1 |
66 |
255 |
521 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
110 |
1874 |
884 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
26618 |
4974 |
453 |
247 |
70 |
34 |
9 |
0 |
| OW |
0 |
3 |
53 |
45 |
55 |
20 |
23 |
0 |
| VODI |
0 |
3 |
20 |
124 |
187 |
55 |
81 |
0 |
| ODI |
0 |
2 |
3 |
85 |
199 |
169 |
170 |
0 |
| CDI |
0 |
5 |
3 |
15 |
80 |
338 |
574 |
0 |
| VCDI |
0 |
0 |
1 |
0 |
8 |
45 |
1764 |
884 |
|
Date: 2013-09-02:
| 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 |
26458 |
5102 |
272 |
112 |
41 |
7 |
0 |
0 |
| OW |
0 |
59 |
81 |
89 |
43 |
10 |
3 |
0 |
| VODI |
0 |
7 |
52 |
230 |
236 |
91 |
56 |
0 |
| ODI |
0 |
1 |
1 |
78 |
233 |
229 |
235 |
0 |
| CDI |
0 |
0 |
0 |
11 |
90 |
239 |
548 |
11 |
| VCDI |
0 |
0 |
0 |
1 |
13 |
57 |
1877 |
846 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
26458 |
5136 |
345 |
229 |
165 |
64 |
55 |
0 |
| OW |
0 |
23 |
20 |
45 |
50 |
46 |
35 |
0 |
| VODI |
0 |
7 |
35 |
130 |
158 |
56 |
83 |
0 |
| ODI |
0 |
3 |
6 |
86 |
171 |
100 |
137 |
0 |
| CDI |
0 |
0 |
0 |
31 |
107 |
333 |
884 |
23 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
34 |
1525 |
834 |
|
Date: 2013-09-04:
| 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 |
26290 |
5226 |
360 |
135 |
15 |
6 |
1 |
0 |
| OW |
0 |
49 |
73 |
103 |
46 |
20 |
16 |
0 |
| VODI |
0 |
1 |
37 |
207 |
232 |
112 |
69 |
0 |
| ODI |
0 |
0 |
2 |
92 |
216 |
208 |
201 |
0 |
| CDI |
0 |
0 |
0 |
1 |
56 |
213 |
677 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
16 |
58 |
1799 |
882 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
26290 |
5258 |
423 |
271 |
123 |
47 |
39 |
0 |
| OW |
0 |
11 |
20 |
47 |
73 |
35 |
37 |
0 |
| VODI |
0 |
6 |
13 |
112 |
177 |
85 |
78 |
0 |
| ODI |
0 |
1 |
14 |
78 |
147 |
126 |
132 |
0 |
| CDI |
0 |
0 |
2 |
30 |
51 |
270 |
994 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
54 |
1483 |
882 |
|
Date: 2013-09-06:
| 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 |
26381 |
4986 |
525 |
104 |
16 |
8 |
1 |
0 |
| OW |
0 |
73 |
96 |
100 |
42 |
20 |
26 |
0 |
| VODI |
0 |
3 |
33 |
188 |
270 |
127 |
74 |
0 |
| ODI |
0 |
0 |
0 |
68 |
239 |
174 |
199 |
0 |
| CDI |
0 |
0 |
0 |
9 |
50 |
215 |
662 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
67 |
1764 |
888 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
26381 |
5031 |
609 |
218 |
120 |
61 |
50 |
0 |
| OW |
0 |
17 |
14 |
38 |
84 |
29 |
28 |
0 |
| VODI |
0 |
11 |
18 |
110 |
170 |
79 |
52 |
0 |
| ODI |
0 |
3 |
9 |
84 |
181 |
116 |
121 |
0 |
| CDI |
0 |
0 |
4 |
19 |
62 |
244 |
977 |
22 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
82 |
1498 |
866 |
|
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