Validation of sea ice concentration
Bulletin date: 2014-12-11
Model vs. observations, sea ice class contingency tables
Date: 2014-12-05:
| 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 |
14766 |
5788 |
444 |
228 |
107 |
65 |
120 |
0 |
| OW |
0 |
231 |
92 |
98 |
41 |
25 |
9 |
0 |
| VODI |
0 |
193 |
91 |
87 |
52 |
55 |
21 |
0 |
| ODI |
0 |
109 |
71 |
68 |
61 |
61 |
47 |
0 |
| CDI |
0 |
32 |
54 |
103 |
57 |
129 |
186 |
6 |
| VCDI |
0 |
22 |
53 |
191 |
272 |
482 |
7760 |
4790 |
|
...date precedes bulletin
|
Date: 2014-12-09:
| 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 |
14337 |
6460 |
601 |
195 |
90 |
82 |
95 |
0 |
| OW |
0 |
90 |
153 |
100 |
45 |
28 |
23 |
0 |
| VODI |
0 |
52 |
147 |
142 |
85 |
68 |
59 |
0 |
| ODI |
0 |
77 |
73 |
99 |
68 |
74 |
73 |
1 |
| CDI |
0 |
14 |
50 |
123 |
78 |
136 |
196 |
3 |
| VCDI |
0 |
1 |
43 |
215 |
366 |
657 |
8010 |
3858 |
|
...date precedes bulletin
|
Date: 2014-12-11:
| 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 |
14367 |
6354 |
682 |
146 |
62 |
30 |
125 |
0 |
| OW |
0 |
111 |
162 |
106 |
44 |
13 |
18 |
0 |
| VODI |
0 |
42 |
139 |
145 |
82 |
40 |
38 |
0 |
| ODI |
0 |
53 |
104 |
122 |
58 |
53 |
84 |
0 |
| CDI |
0 |
43 |
97 |
132 |
86 |
90 |
228 |
2 |
| VCDI |
0 |
18 |
60 |
220 |
300 |
732 |
8052 |
3827 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14367 |
6362 |
711 |
174 |
65 |
31 |
126 |
0 |
| OW |
0 |
106 |
148 |
100 |
56 |
9 |
18 |
0 |
| VODI |
0 |
39 |
122 |
132 |
65 |
40 |
42 |
0 |
| ODI |
0 |
50 |
105 |
112 |
58 |
56 |
79 |
0 |
| CDI |
0 |
45 |
100 |
138 |
86 |
95 |
232 |
2 |
| VCDI |
0 |
19 |
58 |
215 |
302 |
727 |
8048 |
3827 |
|
Date: 2014-12-15:
| 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 |
15299 |
5750 |
533 |
160 |
51 |
52 |
123 |
0 |
| OW |
40 |
99 |
158 |
220 |
104 |
29 |
7 |
0 |
| VODI |
25 |
51 |
100 |
278 |
185 |
73 |
36 |
0 |
| ODI |
5 |
8 |
37 |
127 |
156 |
136 |
112 |
0 |
| CDI |
0 |
20 |
17 |
120 |
154 |
205 |
434 |
1 |
| VCDI |
0 |
8 |
24 |
107 |
217 |
447 |
7629 |
3730 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15306 |
5629 |
340 |
99 |
57 |
50 |
127 |
0 |
| OW |
36 |
112 |
138 |
109 |
48 |
18 |
9 |
0 |
| VODI |
22 |
98 |
156 |
125 |
81 |
59 |
23 |
0 |
| ODI |
4 |
46 |
90 |
133 |
103 |
64 |
69 |
0 |
| CDI |
1 |
12 |
83 |
188 |
187 |
151 |
211 |
1 |
| VCDI |
0 |
39 |
62 |
358 |
391 |
600 |
7902 |
3730 |
|
Date: 2014-12-17:
| 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 |
14935 |
6172 |
339 |
155 |
21 |
51 |
107 |
0 |
| OW |
0 |
221 |
98 |
178 |
101 |
23 |
12 |
0 |
| VODI |
0 |
126 |
68 |
237 |
213 |
88 |
32 |
0 |
| ODI |
0 |
44 |
33 |
155 |
130 |
132 |
104 |
0 |
| CDI |
0 |
36 |
16 |
103 |
86 |
161 |
367 |
0 |
| VCDI |
0 |
24 |
72 |
136 |
201 |
461 |
7761 |
3868 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14935 |
5931 |
277 |
145 |
27 |
56 |
112 |
0 |
| OW |
0 |
212 |
115 |
114 |
45 |
22 |
22 |
0 |
| VODI |
0 |
162 |
56 |
140 |
122 |
66 |
43 |
0 |
| ODI |
0 |
113 |
24 |
106 |
75 |
50 |
80 |
0 |
| CDI |
0 |
103 |
52 |
110 |
139 |
110 |
170 |
0 |
| VCDI |
0 |
102 |
102 |
349 |
344 |
612 |
7956 |
3868 |
|
Date: 2014-12-19:
| 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 |
14524 |
6215 |
429 |
166 |
62 |
36 |
144 |
0 |
| OW |
0 |
148 |
108 |
131 |
94 |
32 |
22 |
0 |
| VODI |
0 |
152 |
99 |
141 |
196 |
119 |
30 |
0 |
| ODI |
0 |
51 |
112 |
117 |
140 |
214 |
99 |
0 |
| CDI |
0 |
32 |
57 |
93 |
88 |
232 |
383 |
0 |
| VCDI |
0 |
46 |
125 |
167 |
265 |
552 |
7824 |
3622 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14524 |
5813 |
392 |
174 |
88 |
71 |
163 |
0 |
| OW |
0 |
195 |
78 |
69 |
37 |
72 |
21 |
0 |
| VODI |
0 |
161 |
111 |
94 |
99 |
121 |
79 |
0 |
| ODI |
0 |
111 |
49 |
78 |
69 |
94 |
166 |
0 |
| CDI |
0 |
114 |
52 |
102 |
79 |
129 |
308 |
0 |
| VCDI |
0 |
250 |
248 |
298 |
473 |
698 |
7765 |
3622 |
|
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