Validation of sea ice concentration
Bulletin date: 2014-09-04
Model vs. observations, sea ice class contingency tables
Date: 2014-08-29:
| 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 |
21635 |
5311 |
1053 |
792 |
243 |
29 |
2 |
0 |
| OW |
0 |
71 |
32 |
96 |
97 |
25 |
12 |
0 |
| VODI |
0 |
39 |
33 |
67 |
82 |
77 |
39 |
0 |
| ODI |
0 |
22 |
20 |
43 |
89 |
77 |
103 |
0 |
| CDI |
0 |
20 |
39 |
44 |
138 |
152 |
482 |
8 |
| VCDI |
0 |
0 |
6 |
19 |
45 |
221 |
3275 |
2529 |
|
...date precedes bulletin
|
Date: 2014-09-02:
| 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 |
21734 |
5218 |
1256 |
596 |
78 |
8 |
4 |
0 |
| OW |
0 |
0 |
73 |
174 |
58 |
21 |
5 |
0 |
| VODI |
0 |
0 |
18 |
173 |
149 |
45 |
18 |
0 |
| ODI |
0 |
0 |
1 |
79 |
138 |
104 |
71 |
0 |
| CDI |
0 |
0 |
0 |
59 |
184 |
184 |
525 |
6 |
| VCDI |
0 |
0 |
0 |
12 |
59 |
455 |
3196 |
2366 |
|
...date precedes bulletin
|
Date: 2014-09-04:
| 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 |
22168 |
5076 |
1306 |
214 |
85 |
16 |
0 |
0 |
| OW |
0 |
8 |
130 |
112 |
77 |
23 |
3 |
0 |
| VODI |
0 |
5 |
70 |
118 |
150 |
34 |
22 |
0 |
| ODI |
0 |
6 |
16 |
77 |
94 |
113 |
97 |
0 |
| CDI |
0 |
14 |
7 |
47 |
125 |
204 |
601 |
45 |
| VCDI |
0 |
6 |
5 |
13 |
19 |
122 |
2479 |
3360 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22168 |
5074 |
1329 |
233 |
106 |
20 |
0 |
0 |
| OW |
0 |
9 |
94 |
104 |
70 |
16 |
5 |
0 |
| VODI |
0 |
6 |
77 |
98 |
136 |
45 |
29 |
0 |
| ODI |
0 |
6 |
21 |
80 |
87 |
104 |
92 |
0 |
| CDI |
0 |
14 |
8 |
56 |
130 |
207 |
594 |
63 |
| VCDI |
0 |
6 |
5 |
10 |
21 |
120 |
2482 |
3342 |
|
Date: 2014-09-08:
| 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 |
22857 |
4745 |
909 |
230 |
62 |
20 |
5 |
0 |
| OW |
0 |
13 |
117 |
125 |
83 |
11 |
3 |
0 |
| VODI |
0 |
9 |
49 |
145 |
159 |
42 |
14 |
0 |
| ODI |
0 |
10 |
14 |
67 |
97 |
116 |
98 |
0 |
| CDI |
0 |
4 |
6 |
26 |
156 |
258 |
440 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
61 |
255 |
3392 |
2462 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22857 |
4691 |
846 |
228 |
66 |
17 |
5 |
0 |
| OW |
0 |
33 |
86 |
123 |
59 |
11 |
3 |
0 |
| VODI |
0 |
24 |
81 |
95 |
134 |
30 |
31 |
0 |
| ODI |
0 |
9 |
57 |
71 |
109 |
83 |
89 |
0 |
| CDI |
0 |
22 |
21 |
69 |
180 |
296 |
422 |
0 |
| VCDI |
0 |
2 |
4 |
14 |
70 |
265 |
3402 |
2462 |
|
Date: 2014-09-10:
| 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 |
22967 |
4761 |
674 |
292 |
79 |
9 |
5 |
0 |
| OW |
0 |
48 |
87 |
102 |
94 |
25 |
5 |
0 |
| VODI |
0 |
11 |
88 |
89 |
120 |
55 |
31 |
0 |
| ODI |
0 |
7 |
25 |
69 |
88 |
63 |
100 |
0 |
| CDI |
0 |
7 |
24 |
52 |
134 |
235 |
460 |
0 |
| VCDI |
0 |
0 |
0 |
35 |
46 |
182 |
3303 |
2695 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22967 |
4676 |
618 |
268 |
79 |
14 |
5 |
0 |
| OW |
0 |
84 |
74 |
96 |
49 |
9 |
6 |
0 |
| VODI |
0 |
41 |
87 |
87 |
130 |
36 |
29 |
0 |
| ODI |
0 |
12 |
76 |
61 |
90 |
71 |
89 |
0 |
| CDI |
0 |
18 |
36 |
88 |
139 |
233 |
447 |
0 |
| VCDI |
0 |
3 |
7 |
39 |
74 |
206 |
3328 |
2695 |
|
Date: 2014-09-12:
| 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 |
22240 |
5133 |
987 |
278 |
67 |
9 |
4 |
0 |
| OW |
0 |
42 |
99 |
132 |
76 |
18 |
6 |
0 |
| VODI |
0 |
15 |
86 |
111 |
90 |
57 |
15 |
0 |
| ODI |
0 |
9 |
22 |
96 |
89 |
76 |
80 |
0 |
| CDI |
0 |
4 |
23 |
103 |
176 |
275 |
336 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
62 |
187 |
3456 |
2593 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22237 |
5032 |
940 |
284 |
88 |
17 |
9 |
0 |
| OW |
3 |
87 |
48 |
95 |
68 |
24 |
6 |
0 |
| VODI |
0 |
57 |
87 |
101 |
80 |
53 |
41 |
0 |
| ODI |
0 |
16 |
72 |
70 |
66 |
101 |
80 |
0 |
| CDI |
0 |
11 |
65 |
135 |
167 |
228 |
329 |
0 |
| VCDI |
0 |
0 |
5 |
50 |
91 |
199 |
3432 |
2593 |
|
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