Validation of sea ice concentration
Bulletin date: 2013-02-14
Model vs. observations, sea ice class contingency tables
Date: 2013-02-08:
| 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 |
13307 |
6572 |
529 |
341 |
169 |
58 |
9 |
0 |
| OW |
1 |
89 |
131 |
198 |
136 |
77 |
17 |
0 |
| VODI |
0 |
89 |
61 |
188 |
183 |
153 |
33 |
0 |
| ODI |
0 |
92 |
50 |
77 |
190 |
350 |
128 |
16 |
| CDI |
0 |
10 |
63 |
74 |
215 |
435 |
460 |
54 |
| VCDI |
0 |
0 |
9 |
14 |
116 |
648 |
7108 |
4969 |
|
...date precedes bulletin
|
Date: 2013-02-12:
| 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 |
13447 |
6597 |
487 |
338 |
115 |
12 |
0 |
0 |
| OW |
1 |
181 |
186 |
172 |
192 |
50 |
0 |
0 |
| VODI |
0 |
63 |
117 |
171 |
250 |
208 |
9 |
0 |
| ODI |
0 |
0 |
17 |
80 |
238 |
354 |
145 |
0 |
| CDI |
0 |
0 |
3 |
23 |
135 |
801 |
607 |
21 |
| VCDI |
0 |
0 |
0 |
7 |
29 |
445 |
5985 |
5933 |
|
...date precedes bulletin
|
Date: 2013-02-14:
| 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 |
13410 |
6466 |
605 |
270 |
81 |
4 |
0 |
0 |
| OW |
0 |
215 |
158 |
198 |
119 |
10 |
3 |
0 |
| VODI |
0 |
136 |
92 |
249 |
227 |
48 |
20 |
0 |
| ODI |
0 |
57 |
72 |
146 |
240 |
139 |
84 |
0 |
| CDI |
0 |
8 |
47 |
130 |
320 |
516 |
522 |
6 |
| VCDI |
0 |
5 |
7 |
50 |
119 |
581 |
7027 |
5032 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13409 |
6643 |
744 |
455 |
227 |
22 |
4 |
0 |
| OW |
1 |
84 |
44 |
115 |
64 |
16 |
12 |
0 |
| VODI |
0 |
96 |
73 |
139 |
143 |
38 |
27 |
0 |
| ODI |
0 |
43 |
59 |
131 |
208 |
117 |
73 |
0 |
| CDI |
0 |
13 |
53 |
127 |
308 |
433 |
525 |
10 |
| VCDI |
0 |
8 |
8 |
76 |
156 |
672 |
7015 |
5028 |
|
Date: 2013-02-18:
| 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 |
13249 |
6536 |
557 |
327 |
53 |
8 |
0 |
0 |
| OW |
0 |
123 |
127 |
215 |
130 |
42 |
3 |
0 |
| VODI |
0 |
65 |
72 |
167 |
206 |
226 |
12 |
0 |
| ODI |
0 |
17 |
34 |
77 |
125 |
354 |
77 |
0 |
| CDI |
0 |
2 |
9 |
75 |
118 |
657 |
538 |
21 |
| VCDI |
0 |
1 |
5 |
22 |
70 |
669 |
6285 |
6145 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13249 |
6455 |
583 |
349 |
136 |
80 |
7 |
0 |
| OW |
0 |
87 |
46 |
86 |
57 |
65 |
9 |
1 |
| VODI |
0 |
90 |
58 |
116 |
101 |
113 |
22 |
1 |
| ODI |
0 |
41 |
25 |
77 |
70 |
178 |
32 |
4 |
| CDI |
0 |
34 |
27 |
98 |
107 |
307 |
214 |
29 |
| VCDI |
0 |
37 |
65 |
157 |
231 |
1213 |
6631 |
6131 |
|
Date: 2013-02-20:
| 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 |
13023 |
6453 |
607 |
174 |
56 |
21 |
0 |
0 |
| OW |
0 |
154 |
205 |
159 |
71 |
42 |
0 |
0 |
| VODI |
0 |
58 |
157 |
200 |
162 |
117 |
6 |
0 |
| ODI |
0 |
9 |
51 |
139 |
117 |
186 |
28 |
0 |
| CDI |
0 |
5 |
36 |
119 |
164 |
379 |
230 |
3 |
| VCDI |
0 |
0 |
25 |
106 |
170 |
1066 |
7285 |
5636 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13023 |
6429 |
675 |
269 |
112 |
49 |
7 |
0 |
| OW |
0 |
94 |
92 |
60 |
39 |
40 |
7 |
0 |
| VODI |
0 |
82 |
112 |
95 |
76 |
104 |
15 |
0 |
| ODI |
0 |
34 |
70 |
102 |
71 |
111 |
28 |
0 |
| CDI |
0 |
27 |
55 |
153 |
113 |
187 |
196 |
6 |
| VCDI |
0 |
13 |
77 |
218 |
329 |
1320 |
7296 |
5633 |
|
Date: 2013-02-22:
| 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 |
12983 |
6329 |
436 |
219 |
83 |
1 |
0 |
0 |
| OW |
0 |
198 |
116 |
154 |
67 |
20 |
0 |
0 |
| VODI |
0 |
130 |
109 |
185 |
142 |
67 |
2 |
0 |
| ODI |
0 |
47 |
62 |
116 |
139 |
205 |
41 |
0 |
| CDI |
0 |
24 |
33 |
91 |
154 |
354 |
200 |
48 |
| VCDI |
0 |
7 |
33 |
69 |
160 |
870 |
6696 |
6829 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12983 |
6362 |
492 |
280 |
153 |
44 |
6 |
0 |
| OW |
0 |
83 |
62 |
69 |
31 |
30 |
6 |
0 |
| VODI |
0 |
124 |
63 |
96 |
60 |
64 |
22 |
0 |
| ODI |
0 |
76 |
67 |
91 |
73 |
103 |
33 |
0 |
| CDI |
0 |
57 |
39 |
129 |
112 |
219 |
138 |
32 |
| VCDI |
0 |
33 |
66 |
169 |
316 |
1057 |
6734 |
6845 |
|
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