Validation of sea ice concentration
Bulletin date: 2015-09-10
Model vs. observations, sea ice class contingency tables
Date: 2015-09-04:
| 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 |
23877 |
5261 |
806 |
290 |
162 |
29 |
0 |
0 |
| OW |
0 |
38 |
66 |
75 |
160 |
60 |
0 |
0 |
| VODI |
0 |
10 |
70 |
93 |
127 |
111 |
8 |
0 |
| ODI |
0 |
0 |
34 |
69 |
84 |
116 |
29 |
0 |
| CDI |
0 |
0 |
13 |
43 |
96 |
182 |
324 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
42 |
80 |
2623 |
2088 |
|
...date precedes bulletin
|
Date: 2015-09-08:
| 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 |
24281 |
4864 |
807 |
346 |
211 |
38 |
0 |
0 |
| OW |
0 |
35 |
70 |
71 |
110 |
45 |
0 |
0 |
| VODI |
0 |
5 |
40 |
69 |
183 |
120 |
5 |
0 |
| ODI |
0 |
0 |
13 |
36 |
143 |
163 |
20 |
0 |
| CDI |
0 |
0 |
3 |
13 |
47 |
159 |
363 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
15 |
60 |
2340 |
2391 |
|
...date precedes bulletin
|
Date: 2015-09-10:
| 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 |
23956 |
4848 |
998 |
426 |
180 |
11 |
0 |
0 |
| OW |
0 |
42 |
62 |
63 |
122 |
21 |
0 |
0 |
| VODI |
0 |
10 |
54 |
72 |
208 |
60 |
2 |
0 |
| ODI |
0 |
5 |
7 |
78 |
169 |
131 |
17 |
0 |
| CDI |
0 |
0 |
6 |
27 |
90 |
191 |
308 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
132 |
2417 |
2342 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23956 |
4840 |
986 |
432 |
246 |
34 |
0 |
0 |
| OW |
0 |
49 |
62 |
54 |
100 |
17 |
0 |
0 |
| VODI |
0 |
11 |
64 |
72 |
173 |
55 |
4 |
0 |
| ODI |
0 |
4 |
8 |
79 |
157 |
106 |
11 |
0 |
| CDI |
0 |
1 |
7 |
28 |
96 |
204 |
303 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
9 |
130 |
2426 |
2342 |
|
Date: 2015-09-14:
| 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 |
24364 |
4728 |
494 |
393 |
172 |
20 |
1 |
0 |
| OW |
0 |
18 |
85 |
72 |
77 |
26 |
1 |
0 |
| VODI |
0 |
0 |
27 |
74 |
155 |
100 |
3 |
0 |
| ODI |
0 |
0 |
4 |
26 |
148 |
203 |
43 |
0 |
| CDI |
0 |
0 |
0 |
5 |
78 |
241 |
193 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
104 |
2277 |
2923 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24364 |
4676 |
446 |
379 |
270 |
49 |
1 |
0 |
| OW |
0 |
41 |
62 |
44 |
64 |
66 |
1 |
0 |
| VODI |
0 |
23 |
55 |
80 |
83 |
101 |
3 |
0 |
| ODI |
0 |
6 |
31 |
42 |
129 |
167 |
22 |
0 |
| CDI |
0 |
0 |
16 |
24 |
91 |
262 |
346 |
4 |
| VCDI |
0 |
0 |
0 |
1 |
3 |
49 |
2145 |
2921 |
|
Date: 2015-09-16:
| 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 |
23713 |
5305 |
570 |
409 |
146 |
27 |
1 |
0 |
| OW |
0 |
48 |
49 |
85 |
49 |
13 |
5 |
0 |
| VODI |
0 |
6 |
48 |
85 |
130 |
87 |
11 |
0 |
| ODI |
0 |
0 |
8 |
37 |
163 |
164 |
28 |
0 |
| CDI |
0 |
0 |
0 |
6 |
122 |
282 |
216 |
2 |
| VCDI |
0 |
0 |
0 |
9 |
47 |
175 |
2394 |
2627 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23713 |
5200 |
531 |
380 |
154 |
29 |
2 |
0 |
| OW |
0 |
72 |
28 |
45 |
55 |
31 |
6 |
0 |
| VODI |
0 |
52 |
53 |
79 |
92 |
90 |
3 |
0 |
| ODI |
0 |
25 |
38 |
53 |
149 |
149 |
15 |
0 |
| CDI |
0 |
10 |
25 |
73 |
172 |
265 |
176 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
35 |
184 |
2453 |
2629 |
|
Date: 2015-09-18:
| 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 |
23867 |
4907 |
659 |
377 |
213 |
26 |
0 |
0 |
| OW |
0 |
50 |
83 |
48 |
71 |
15 |
4 |
0 |
| VODI |
0 |
11 |
67 |
84 |
123 |
67 |
8 |
0 |
| ODI |
0 |
2 |
18 |
63 |
168 |
122 |
33 |
0 |
| CDI |
0 |
0 |
3 |
26 |
125 |
271 |
239 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
40 |
203 |
2448 |
2608 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23867 |
4868 |
602 |
351 |
219 |
27 |
1 |
0 |
| OW |
0 |
46 |
55 |
49 |
71 |
19 |
4 |
0 |
| VODI |
0 |
28 |
79 |
55 |
99 |
58 |
9 |
0 |
| ODI |
0 |
15 |
58 |
55 |
95 |
110 |
25 |
0 |
| CDI |
0 |
13 |
35 |
75 |
175 |
214 |
164 |
0 |
| VCDI |
0 |
0 |
1 |
31 |
81 |
276 |
2529 |
2608 |
|
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