Validation of sea ice concentration
Bulletin date: 2014-08-14
Model vs. observations, sea ice class contingency tables
Date: 2014-08-08:
| 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 |
20936 |
5915 |
1180 |
639 |
269 |
76 |
16 |
0 |
| OW |
0 |
9 |
50 |
150 |
197 |
70 |
9 |
0 |
| VODI |
0 |
4 |
18 |
74 |
219 |
143 |
12 |
0 |
| ODI |
0 |
1 |
18 |
37 |
86 |
117 |
54 |
1 |
| CDI |
0 |
0 |
6 |
16 |
108 |
291 |
313 |
286 |
| VCDI |
0 |
0 |
0 |
6 |
16 |
214 |
2483 |
3028 |
|
...date precedes bulletin
|
Date: 2014-08-12:
| 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 |
21386 |
5650 |
899 |
795 |
322 |
71 |
10 |
0 |
| OW |
0 |
1 |
30 |
161 |
228 |
24 |
8 |
0 |
| VODI |
0 |
0 |
22 |
90 |
267 |
106 |
22 |
0 |
| ODI |
0 |
0 |
14 |
32 |
84 |
126 |
83 |
0 |
| CDI |
0 |
0 |
2 |
6 |
53 |
616 |
594 |
56 |
| VCDI |
0 |
2 |
0 |
8 |
10 |
634 |
2375 |
2280 |
|
...date precedes bulletin
|
Date: 2014-08-14:
| 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 |
21719 |
5460 |
1143 |
643 |
93 |
23 |
9 |
0 |
| OW |
0 |
18 |
80 |
333 |
80 |
22 |
8 |
0 |
| VODI |
0 |
16 |
32 |
131 |
140 |
67 |
35 |
0 |
| ODI |
0 |
2 |
22 |
84 |
67 |
78 |
105 |
1 |
| CDI |
0 |
0 |
2 |
52 |
106 |
317 |
789 |
51 |
| VCDI |
0 |
0 |
2 |
7 |
15 |
175 |
2806 |
2334 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21719 |
5462 |
1140 |
648 |
109 |
24 |
13 |
0 |
| OW |
0 |
17 |
82 |
305 |
67 |
27 |
10 |
0 |
| VODI |
0 |
15 |
39 |
166 |
138 |
75 |
32 |
0 |
| ODI |
0 |
2 |
17 |
75 |
72 |
74 |
117 |
2 |
| CDI |
0 |
0 |
1 |
51 |
102 |
322 |
841 |
53 |
| VCDI |
0 |
0 |
2 |
5 |
13 |
160 |
2739 |
2331 |
|
Date: 2014-08-18:
| 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 |
22976 |
4306 |
894 |
495 |
188 |
34 |
5 |
0 |
| OW |
0 |
22 |
45 |
205 |
129 |
6 |
4 |
0 |
| VODI |
0 |
14 |
25 |
207 |
220 |
27 |
14 |
0 |
| ODI |
0 |
0 |
8 |
81 |
105 |
92 |
51 |
0 |
| CDI |
0 |
0 |
2 |
52 |
63 |
369 |
422 |
0 |
| VCDI |
0 |
1 |
1 |
7 |
34 |
263 |
3272 |
2428 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22976 |
4295 |
828 |
653 |
343 |
39 |
12 |
0 |
| OW |
0 |
20 |
71 |
142 |
141 |
30 |
16 |
0 |
| VODI |
0 |
20 |
43 |
96 |
108 |
78 |
87 |
0 |
| ODI |
0 |
7 |
23 |
65 |
48 |
51 |
137 |
0 |
| CDI |
0 |
0 |
9 |
88 |
79 |
325 |
688 |
21 |
| VCDI |
0 |
1 |
1 |
3 |
20 |
268 |
2828 |
2407 |
|
Date: 2014-08-20:
| 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 |
23056 |
4412 |
465 |
679 |
290 |
63 |
5 |
0 |
| OW |
0 |
34 |
30 |
125 |
171 |
43 |
2 |
0 |
| VODI |
0 |
12 |
28 |
57 |
124 |
105 |
11 |
0 |
| ODI |
0 |
6 |
15 |
54 |
64 |
143 |
56 |
0 |
| CDI |
0 |
0 |
18 |
48 |
75 |
275 |
452 |
0 |
| VCDI |
0 |
0 |
0 |
21 |
20 |
282 |
3479 |
2347 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23056 |
4336 |
444 |
748 |
432 |
84 |
10 |
0 |
| OW |
0 |
55 |
35 |
67 |
108 |
96 |
15 |
0 |
| VODI |
0 |
47 |
22 |
39 |
76 |
153 |
80 |
0 |
| ODI |
0 |
21 |
27 |
38 |
38 |
94 |
142 |
0 |
| CDI |
0 |
5 |
28 |
76 |
73 |
261 |
743 |
7 |
| VCDI |
0 |
0 |
0 |
16 |
17 |
223 |
3015 |
2340 |
|
Date: 2014-08-22:
| 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 |
23198 |
4204 |
513 |
531 |
362 |
78 |
16 |
0 |
| OW |
0 |
40 |
34 |
108 |
172 |
38 |
7 |
0 |
| VODI |
0 |
25 |
27 |
59 |
96 |
72 |
32 |
0 |
| ODI |
0 |
8 |
36 |
40 |
89 |
106 |
99 |
0 |
| CDI |
0 |
0 |
13 |
62 |
74 |
207 |
424 |
0 |
| VCDI |
0 |
0 |
0 |
23 |
19 |
112 |
2997 |
3146 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23198 |
4170 |
501 |
594 |
504 |
113 |
22 |
0 |
| OW |
0 |
55 |
39 |
64 |
115 |
90 |
40 |
0 |
| VODI |
0 |
41 |
31 |
45 |
91 |
97 |
103 |
0 |
| ODI |
0 |
11 |
39 |
45 |
39 |
91 |
172 |
0 |
| CDI |
0 |
0 |
12 |
60 |
47 |
155 |
947 |
58 |
| VCDI |
0 |
0 |
1 |
15 |
16 |
67 |
2291 |
3088 |
|
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