Validation of sea ice concentration
Bulletin date: 2014-11-27
Model vs. observations, sea ice class contingency tables
Date: 2014-11-21:
| 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 |
14931 |
5938 |
320 |
307 |
149 |
82 |
114 |
0 |
| OW |
2 |
216 |
66 |
91 |
49 |
46 |
13 |
0 |
| VODI |
0 |
116 |
83 |
82 |
69 |
65 |
52 |
0 |
| ODI |
0 |
22 |
45 |
61 |
76 |
89 |
59 |
0 |
| CDI |
0 |
5 |
24 |
56 |
71 |
172 |
201 |
17 |
| VCDI |
0 |
0 |
18 |
71 |
115 |
549 |
7241 |
5384 |
|
...date precedes bulletin
|
Date: 2014-11-25:
| 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 |
14490 |
5804 |
891 |
428 |
193 |
68 |
60 |
0 |
| OW |
8 |
24 |
105 |
161 |
111 |
56 |
4 |
0 |
| VODI |
0 |
8 |
59 |
83 |
127 |
106 |
33 |
0 |
| ODI |
0 |
3 |
13 |
44 |
89 |
135 |
82 |
10 |
| CDI |
0 |
0 |
13 |
56 |
119 |
260 |
326 |
106 |
| VCDI |
0 |
0 |
12 |
67 |
162 |
677 |
5956 |
6118 |
|
...date precedes bulletin
|
Date: 2014-11-27:
| 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 |
14352 |
6086 |
770 |
199 |
141 |
99 |
106 |
0 |
| OW |
0 |
21 |
203 |
111 |
57 |
46 |
29 |
0 |
| VODI |
0 |
13 |
115 |
144 |
88 |
73 |
79 |
0 |
| ODI |
0 |
12 |
44 |
68 |
77 |
80 |
107 |
0 |
| CDI |
0 |
9 |
14 |
61 |
129 |
194 |
420 |
13 |
| VCDI |
0 |
11 |
21 |
47 |
159 |
557 |
6625 |
5687 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14352 |
6088 |
820 |
219 |
146 |
110 |
112 |
0 |
| OW |
0 |
22 |
164 |
105 |
61 |
40 |
31 |
0 |
| VODI |
0 |
11 |
95 |
129 |
78 |
77 |
81 |
0 |
| ODI |
0 |
12 |
50 |
67 |
69 |
70 |
107 |
0 |
| CDI |
0 |
9 |
16 |
64 |
125 |
179 |
391 |
13 |
| VCDI |
0 |
10 |
22 |
46 |
172 |
573 |
6644 |
5687 |
|
Date: 2014-12-01:
| 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 |
15242 |
5380 |
735 |
344 |
151 |
53 |
56 |
0 |
| OW |
30 |
69 |
133 |
148 |
51 |
48 |
11 |
0 |
| VODI |
1 |
63 |
34 |
129 |
124 |
80 |
38 |
0 |
| ODI |
0 |
32 |
25 |
81 |
85 |
117 |
73 |
1 |
| CDI |
0 |
18 |
30 |
108 |
135 |
213 |
315 |
21 |
| VCDI |
0 |
8 |
35 |
96 |
198 |
1025 |
7514 |
4017 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15239 |
5290 |
627 |
313 |
161 |
64 |
61 |
0 |
| OW |
29 |
102 |
94 |
92 |
48 |
52 |
13 |
0 |
| VODI |
5 |
67 |
100 |
75 |
82 |
77 |
30 |
0 |
| ODI |
0 |
36 |
61 |
91 |
55 |
80 |
45 |
6 |
| CDI |
0 |
36 |
42 |
134 |
107 |
147 |
150 |
20 |
| VCDI |
0 |
39 |
68 |
201 |
291 |
1116 |
7708 |
4013 |
|
Date: 2014-12-03:
| 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 |
14866 |
5793 |
626 |
252 |
124 |
78 |
124 |
0 |
| OW |
0 |
141 |
225 |
96 |
41 |
42 |
25 |
0 |
| VODI |
0 |
41 |
174 |
120 |
80 |
70 |
45 |
0 |
| ODI |
0 |
14 |
54 |
60 |
93 |
86 |
98 |
4 |
| CDI |
0 |
7 |
50 |
69 |
78 |
149 |
259 |
43 |
| VCDI |
0 |
5 |
77 |
117 |
202 |
416 |
8019 |
4204 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14866 |
5719 |
578 |
249 |
136 |
80 |
124 |
0 |
| OW |
0 |
145 |
154 |
75 |
34 |
44 |
24 |
0 |
| VODI |
0 |
77 |
160 |
77 |
56 |
70 |
61 |
0 |
| ODI |
0 |
33 |
95 |
68 |
62 |
68 |
92 |
0 |
| CDI |
0 |
18 |
90 |
76 |
79 |
125 |
220 |
21 |
| VCDI |
0 |
9 |
129 |
169 |
251 |
454 |
8049 |
4230 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14766 |
5754 |
434 |
241 |
120 |
70 |
122 |
0 |
| OW |
0 |
205 |
70 |
55 |
38 |
19 |
8 |
0 |
| VODI |
0 |
176 |
82 |
69 |
40 |
62 |
19 |
0 |
| ODI |
0 |
133 |
70 |
64 |
44 |
59 |
50 |
0 |
| CDI |
0 |
55 |
61 |
106 |
70 |
92 |
178 |
11 |
| VCDI |
0 |
52 |
88 |
240 |
278 |
515 |
7766 |
4785 |
|
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