Validation of sea ice concentration
Bulletin date: 2014-01-30
Model vs. observations, sea ice class contingency tables
Date: 2014-01-24:
| 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 |
14062 |
5714 |
728 |
203 |
53 |
1 |
0 |
0 |
| OW |
0 |
88 |
251 |
206 |
94 |
13 |
2 |
0 |
| VODI |
0 |
36 |
156 |
218 |
154 |
77 |
70 |
0 |
| ODI |
0 |
25 |
130 |
151 |
170 |
136 |
75 |
0 |
| CDI |
0 |
47 |
84 |
143 |
147 |
292 |
206 |
0 |
| VCDI |
0 |
34 |
66 |
111 |
168 |
636 |
6905 |
5767 |
|
...date precedes bulletin
|
Date: 2014-01-28:
| 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 |
14663 |
6003 |
405 |
152 |
26 |
4 |
1 |
0 |
| OW |
0 |
211 |
163 |
222 |
65 |
9 |
15 |
0 |
| VODI |
0 |
154 |
118 |
212 |
174 |
37 |
75 |
0 |
| ODI |
0 |
165 |
61 |
100 |
187 |
144 |
82 |
0 |
| CDI |
0 |
24 |
63 |
112 |
278 |
338 |
252 |
8 |
| VCDI |
0 |
6 |
26 |
87 |
250 |
929 |
6018 |
5580 |
|
...date precedes bulletin
|
Date: 2014-01-30:
| 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 |
14649 |
5973 |
334 |
117 |
14 |
0 |
0 |
0 |
| OW |
0 |
232 |
171 |
195 |
61 |
21 |
3 |
0 |
| VODI |
0 |
141 |
146 |
210 |
163 |
50 |
61 |
0 |
| ODI |
0 |
147 |
90 |
119 |
149 |
119 |
105 |
0 |
| CDI |
0 |
28 |
80 |
155 |
243 |
314 |
400 |
23 |
| VCDI |
0 |
0 |
41 |
90 |
222 |
767 |
6048 |
5738 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14649 |
6166 |
495 |
312 |
105 |
36 |
78 |
0 |
| OW |
0 |
102 |
79 |
84 |
52 |
9 |
28 |
0 |
| VODI |
0 |
83 |
93 |
139 |
93 |
37 |
38 |
0 |
| ODI |
0 |
128 |
71 |
94 |
128 |
109 |
50 |
0 |
| CDI |
0 |
34 |
60 |
158 |
228 |
309 |
383 |
24 |
| VCDI |
0 |
8 |
64 |
99 |
246 |
771 |
6040 |
5737 |
|
Date: 2014-02-03:
| 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 |
14352 |
6327 |
448 |
171 |
36 |
8 |
0 |
0 |
| OW |
0 |
226 |
205 |
208 |
86 |
20 |
0 |
0 |
| VODI |
0 |
48 |
158 |
219 |
210 |
81 |
20 |
0 |
| ODI |
0 |
5 |
46 |
154 |
213 |
207 |
68 |
0 |
| CDI |
0 |
1 |
11 |
57 |
197 |
468 |
352 |
7 |
| VCDI |
0 |
0 |
7 |
21 |
99 |
578 |
6417 |
5393 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14352 |
6234 |
543 |
302 |
118 |
51 |
44 |
0 |
| OW |
0 |
98 |
63 |
88 |
66 |
23 |
8 |
0 |
| VODI |
0 |
72 |
82 |
122 |
103 |
60 |
27 |
0 |
| ODI |
0 |
39 |
63 |
106 |
119 |
111 |
40 |
0 |
| CDI |
0 |
81 |
54 |
101 |
171 |
271 |
165 |
3 |
| VCDI |
0 |
83 |
70 |
111 |
264 |
846 |
6573 |
5397 |
|
Date: 2014-02-05:
| 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 |
13980 |
6236 |
878 |
158 |
12 |
1 |
0 |
0 |
| OW |
0 |
145 |
274 |
138 |
47 |
13 |
1 |
0 |
| VODI |
0 |
100 |
220 |
241 |
92 |
52 |
17 |
0 |
| ODI |
0 |
6 |
97 |
209 |
165 |
118 |
100 |
0 |
| CDI |
0 |
5 |
37 |
159 |
181 |
285 |
346 |
7 |
| VCDI |
0 |
0 |
13 |
95 |
257 |
595 |
7039 |
4817 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13980 |
6278 |
1017 |
309 |
82 |
45 |
26 |
0 |
| OW |
0 |
58 |
95 |
92 |
38 |
17 |
15 |
0 |
| VODI |
0 |
51 |
119 |
115 |
65 |
49 |
36 |
0 |
| ODI |
0 |
20 |
85 |
109 |
98 |
79 |
86 |
0 |
| CDI |
0 |
29 |
82 |
121 |
121 |
179 |
262 |
8 |
| VCDI |
0 |
56 |
121 |
254 |
350 |
695 |
7078 |
4816 |
|
Date: 2014-02-07:
| 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 |
13893 |
6248 |
789 |
143 |
28 |
4 |
2 |
0 |
| OW |
0 |
202 |
213 |
133 |
34 |
14 |
1 |
0 |
| VODI |
0 |
212 |
129 |
210 |
89 |
40 |
41 |
0 |
| ODI |
0 |
118 |
119 |
152 |
175 |
88 |
113 |
0 |
| CDI |
0 |
7 |
123 |
151 |
201 |
250 |
252 |
1 |
| VCDI |
0 |
1 |
26 |
131 |
204 |
557 |
7131 |
4915 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13893 |
6304 |
934 |
313 |
135 |
40 |
40 |
0 |
| OW |
0 |
84 |
94 |
93 |
35 |
18 |
20 |
0 |
| VODI |
0 |
113 |
81 |
101 |
65 |
42 |
34 |
0 |
| ODI |
0 |
83 |
60 |
94 |
99 |
99 |
75 |
0 |
| CDI |
0 |
77 |
72 |
115 |
118 |
142 |
328 |
47 |
| VCDI |
0 |
127 |
158 |
204 |
279 |
612 |
7043 |
4869 |
|
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