Validation of sea ice concentration
Bulletin date: 2014-11-13
Model vs. observations, sea ice class contingency tables
Date: 2014-11-07:
| 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 |
16398 |
5994 |
481 |
228 |
151 |
86 |
24 |
0 |
| OW |
0 |
178 |
111 |
65 |
35 |
49 |
18 |
0 |
| VODI |
0 |
99 |
156 |
145 |
85 |
96 |
45 |
0 |
| ODI |
0 |
38 |
80 |
90 |
65 |
78 |
74 |
0 |
| CDI |
0 |
10 |
28 |
48 |
73 |
80 |
239 |
9 |
| VCDI |
0 |
3 |
39 |
108 |
181 |
552 |
6514 |
4314 |
|
...date precedes bulletin
|
Date: 2014-11-11:
| 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 |
15913 |
6070 |
850 |
301 |
146 |
70 |
21 |
0 |
| OW |
6 |
97 |
141 |
132 |
113 |
31 |
6 |
0 |
| VODI |
0 |
38 |
74 |
119 |
113 |
94 |
26 |
0 |
| ODI |
0 |
2 |
31 |
101 |
91 |
118 |
123 |
0 |
| CDI |
0 |
0 |
12 |
65 |
131 |
202 |
366 |
1 |
| VCDI |
0 |
3 |
13 |
88 |
207 |
714 |
6670 |
3768 |
|
...date precedes bulletin
|
Date: 2014-11-13:
| 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 |
15371 |
6260 |
724 |
235 |
147 |
46 |
43 |
0 |
| OW |
0 |
23 |
196 |
86 |
88 |
19 |
7 |
0 |
| VODI |
0 |
0 |
101 |
126 |
191 |
84 |
9 |
0 |
| ODI |
0 |
0 |
28 |
66 |
135 |
236 |
33 |
0 |
| CDI |
0 |
0 |
13 |
71 |
93 |
223 |
191 |
3 |
| VCDI |
0 |
0 |
2 |
53 |
186 |
473 |
7182 |
4323 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15371 |
6263 |
746 |
245 |
143 |
47 |
44 |
0 |
| OW |
0 |
19 |
166 |
89 |
87 |
17 |
5 |
0 |
| VODI |
0 |
1 |
105 |
110 |
206 |
98 |
12 |
0 |
| ODI |
0 |
0 |
33 |
80 |
121 |
228 |
37 |
0 |
| CDI |
0 |
0 |
12 |
57 |
87 |
217 |
206 |
3 |
| VCDI |
0 |
0 |
2 |
56 |
196 |
474 |
7161 |
4323 |
|
Date: 2014-11-17:
| 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 |
14877 |
6122 |
899 |
255 |
159 |
72 |
82 |
0 |
| OW |
0 |
21 |
146 |
101 |
95 |
37 |
15 |
0 |
| VODI |
0 |
5 |
50 |
109 |
126 |
111 |
41 |
0 |
| ODI |
0 |
0 |
14 |
56 |
77 |
141 |
121 |
22 |
| CDI |
0 |
0 |
4 |
39 |
124 |
249 |
515 |
67 |
| VCDI |
0 |
0 |
6 |
11 |
153 |
503 |
6387 |
5255 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14877 |
6015 |
739 |
243 |
179 |
76 |
89 |
0 |
| OW |
0 |
108 |
159 |
70 |
80 |
38 |
23 |
0 |
| VODI |
0 |
23 |
137 |
90 |
99 |
72 |
55 |
0 |
| ODI |
0 |
2 |
46 |
61 |
51 |
111 |
92 |
24 |
| CDI |
0 |
0 |
30 |
60 |
106 |
195 |
314 |
71 |
| VCDI |
0 |
0 |
8 |
47 |
219 |
621 |
6588 |
5249 |
|
Date: 2014-11-19:
| 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 |
14760 |
6180 |
711 |
271 |
111 |
108 |
90 |
0 |
| OW |
1 |
35 |
147 |
124 |
71 |
81 |
11 |
0 |
| VODI |
0 |
8 |
74 |
120 |
75 |
93 |
42 |
0 |
| ODI |
0 |
0 |
25 |
67 |
66 |
93 |
91 |
0 |
| CDI |
0 |
0 |
16 |
74 |
102 |
176 |
320 |
14 |
| VCDI |
0 |
0 |
3 |
58 |
210 |
397 |
7354 |
4888 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14761 |
6101 |
537 |
247 |
120 |
156 |
101 |
0 |
| OW |
0 |
94 |
125 |
65 |
43 |
52 |
29 |
0 |
| VODI |
0 |
28 |
196 |
120 |
60 |
88 |
58 |
0 |
| ODI |
0 |
0 |
67 |
86 |
70 |
72 |
88 |
0 |
| CDI |
0 |
0 |
42 |
106 |
128 |
157 |
243 |
13 |
| VCDI |
0 |
0 |
9 |
90 |
214 |
423 |
7389 |
4889 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14933 |
5856 |
323 |
327 |
166 |
128 |
160 |
0 |
| OW |
0 |
173 |
54 |
71 |
43 |
47 |
44 |
0 |
| VODI |
0 |
162 |
62 |
76 |
70 |
76 |
99 |
0 |
| ODI |
0 |
52 |
46 |
56 |
44 |
71 |
111 |
0 |
| CDI |
0 |
43 |
49 |
65 |
82 |
168 |
255 |
20 |
| VCDI |
0 |
11 |
22 |
73 |
124 |
513 |
7011 |
5381 |
|
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