Validation of sea ice concentration
Bulletin date: 2016-05-12
Model vs. observations, sea ice class contingency tables
Date: 2016-05-06:
| 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 |
15822 |
5999 |
1182 |
328 |
170 |
44 |
36 |
0 |
| OW |
8 |
28 |
126 |
109 |
143 |
30 |
53 |
0 |
| VODI |
0 |
27 |
78 |
170 |
162 |
123 |
149 |
1 |
| ODI |
0 |
9 |
38 |
140 |
146 |
209 |
257 |
5 |
| CDI |
0 |
10 |
26 |
81 |
128 |
547 |
828 |
8 |
| VCDI |
0 |
4 |
5 |
23 |
84 |
936 |
6068 |
3819 |
|
...date precedes bulletin
|
Date: 2016-05-10:
| 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 |
16199 |
6638 |
527 |
305 |
236 |
105 |
18 |
0 |
| OW |
0 |
20 |
53 |
93 |
105 |
82 |
42 |
0 |
| VODI |
0 |
5 |
29 |
124 |
156 |
182 |
162 |
0 |
| ODI |
0 |
2 |
20 |
51 |
145 |
333 |
409 |
9 |
| CDI |
0 |
0 |
10 |
45 |
121 |
367 |
1731 |
50 |
| VCDI |
0 |
0 |
1 |
4 |
32 |
104 |
5813 |
3831 |
|
...date precedes bulletin
|
Date: 2016-05-12:
| 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 |
15756 |
6681 |
936 |
466 |
153 |
98 |
26 |
0 |
| OW |
0 |
5 |
79 |
148 |
128 |
56 |
42 |
0 |
| VODI |
0 |
0 |
59 |
120 |
195 |
150 |
198 |
0 |
| ODI |
0 |
0 |
29 |
111 |
186 |
255 |
389 |
0 |
| CDI |
0 |
0 |
26 |
77 |
171 |
447 |
1269 |
3 |
| VCDI |
0 |
0 |
12 |
61 |
69 |
225 |
5928 |
3605 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15756 |
6682 |
941 |
478 |
164 |
99 |
30 |
0 |
| OW |
0 |
4 |
77 |
120 |
110 |
59 |
31 |
0 |
| VODI |
0 |
0 |
57 |
122 |
172 |
131 |
200 |
0 |
| ODI |
0 |
0 |
29 |
114 |
193 |
250 |
340 |
0 |
| CDI |
0 |
0 |
24 |
73 |
187 |
449 |
1368 |
4 |
| VCDI |
0 |
0 |
13 |
76 |
76 |
243 |
5883 |
3604 |
|
Date: 2016-05-16:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2016-05-18:
| 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 |
17612 |
5726 |
783 |
438 |
185 |
94 |
47 |
0 |
| OW |
0 |
39 |
87 |
213 |
121 |
72 |
101 |
0 |
| VODI |
0 |
16 |
43 |
176 |
182 |
150 |
177 |
9 |
| ODI |
0 |
7 |
19 |
117 |
124 |
145 |
366 |
9 |
| CDI |
0 |
15 |
21 |
68 |
180 |
426 |
1408 |
9 |
| VCDI |
0 |
0 |
1 |
17 |
32 |
246 |
4821 |
3857 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17612 |
5569 |
660 |
312 |
104 |
106 |
88 |
0 |
| OW |
0 |
111 |
98 |
133 |
92 |
58 |
100 |
5 |
| VODI |
0 |
40 |
83 |
190 |
246 |
140 |
210 |
8 |
| ODI |
0 |
25 |
48 |
166 |
115 |
115 |
424 |
6 |
| CDI |
0 |
17 |
35 |
145 |
132 |
323 |
1092 |
6 |
| VCDI |
0 |
41 |
30 |
83 |
135 |
391 |
5006 |
3859 |
|
Date: 2016-05-20:
| 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 |
17420 |
5768 |
867 |
511 |
297 |
109 |
56 |
0 |
| OW |
0 |
21 |
93 |
186 |
149 |
124 |
119 |
5 |
| VODI |
0 |
10 |
55 |
158 |
160 |
191 |
207 |
9 |
| ODI |
0 |
7 |
19 |
110 |
128 |
118 |
474 |
1 |
| CDI |
0 |
7 |
22 |
63 |
156 |
403 |
1615 |
1 |
| VCDI |
0 |
0 |
0 |
23 |
22 |
192 |
4312 |
3971 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17420 |
5701 |
744 |
395 |
213 |
155 |
111 |
1 |
| OW |
0 |
40 |
101 |
109 |
101 |
127 |
94 |
8 |
| VODI |
0 |
22 |
92 |
182 |
248 |
122 |
257 |
5 |
| ODI |
0 |
15 |
79 |
146 |
133 |
122 |
501 |
1 |
| CDI |
0 |
17 |
24 |
137 |
112 |
360 |
1506 |
2 |
| VCDI |
0 |
18 |
16 |
82 |
105 |
251 |
4314 |
3970 |
|
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