Validation of sea ice concentration
Bulletin date: 2015-04-09
Model vs. observations, sea ice class contingency tables
Date: 2015-04-03:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2015-04-07:
| 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 |
13440 |
6503 |
904 |
227 |
60 |
27 |
18 |
0 |
| OW |
5 |
137 |
283 |
202 |
50 |
26 |
34 |
0 |
| VODI |
0 |
24 |
191 |
150 |
140 |
90 |
72 |
0 |
| ODI |
0 |
1 |
158 |
82 |
71 |
83 |
79 |
9 |
| CDI |
3 |
0 |
123 |
188 |
181 |
193 |
638 |
37 |
| VCDI |
6 |
0 |
23 |
69 |
94 |
258 |
7803 |
4385 |
|
...date precedes bulletin
|
Date: 2015-04-09:
| 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 |
13446 |
6457 |
859 |
279 |
95 |
27 |
5 |
0 |
| OW |
0 |
132 |
325 |
185 |
111 |
80 |
7 |
0 |
| VODI |
0 |
59 |
176 |
141 |
119 |
107 |
27 |
0 |
| ODI |
0 |
26 |
110 |
122 |
92 |
79 |
92 |
2 |
| CDI |
0 |
6 |
126 |
165 |
159 |
218 |
560 |
4 |
| VCDI |
0 |
3 |
37 |
147 |
203 |
319 |
7789 |
4171 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13446 |
6481 |
910 |
321 |
122 |
41 |
6 |
0 |
| OW |
0 |
107 |
255 |
138 |
93 |
71 |
12 |
0 |
| VODI |
0 |
58 |
194 |
151 |
111 |
97 |
19 |
0 |
| ODI |
0 |
28 |
111 |
116 |
88 |
74 |
101 |
2 |
| CDI |
0 |
6 |
122 |
170 |
164 |
202 |
550 |
3 |
| VCDI |
0 |
3 |
41 |
143 |
201 |
345 |
7792 |
4172 |
|
Date: 2015-04-13:
| 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 |
13937 |
6679 |
499 |
140 |
74 |
30 |
18 |
0 |
| OW |
1 |
255 |
239 |
255 |
140 |
34 |
20 |
0 |
| VODI |
0 |
44 |
166 |
196 |
120 |
46 |
39 |
0 |
| ODI |
3 |
15 |
79 |
150 |
138 |
99 |
84 |
0 |
| CDI |
6 |
3 |
104 |
202 |
205 |
314 |
582 |
2 |
| VCDI |
0 |
1 |
31 |
106 |
131 |
754 |
7130 |
3996 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13938 |
6518 |
428 |
156 |
85 |
37 |
20 |
0 |
| OW |
0 |
252 |
173 |
130 |
106 |
29 |
18 |
0 |
| VODI |
0 |
122 |
171 |
196 |
92 |
35 |
38 |
0 |
| ODI |
3 |
55 |
97 |
138 |
105 |
54 |
61 |
0 |
| CDI |
6 |
39 |
96 |
163 |
175 |
237 |
415 |
0 |
| VCDI |
0 |
11 |
153 |
266 |
245 |
885 |
7321 |
3998 |
|
Date: 2015-04-15:
| 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 |
13869 |
6773 |
621 |
244 |
97 |
34 |
33 |
0 |
| OW |
0 |
217 |
218 |
142 |
84 |
33 |
15 |
0 |
| VODI |
0 |
35 |
138 |
233 |
120 |
60 |
32 |
0 |
| ODI |
0 |
9 |
105 |
154 |
123 |
83 |
114 |
0 |
| CDI |
0 |
3 |
109 |
164 |
266 |
255 |
692 |
1 |
| VCDI |
0 |
0 |
11 |
130 |
139 |
310 |
7615 |
3786 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13869 |
6625 |
509 |
163 |
69 |
43 |
35 |
0 |
| OW |
0 |
215 |
216 |
132 |
72 |
20 |
12 |
0 |
| VODI |
0 |
117 |
137 |
198 |
110 |
40 |
29 |
0 |
| ODI |
0 |
59 |
88 |
168 |
108 |
57 |
77 |
0 |
| CDI |
0 |
20 |
147 |
161 |
222 |
200 |
415 |
3 |
| VCDI |
0 |
1 |
105 |
245 |
248 |
415 |
7933 |
3784 |
|
Date: 2015-04-17:
| 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 |
13884 |
6583 |
527 |
267 |
100 |
31 |
0 |
0 |
| OW |
0 |
356 |
309 |
170 |
104 |
23 |
0 |
0 |
| VODI |
0 |
64 |
163 |
149 |
104 |
53 |
37 |
0 |
| ODI |
0 |
34 |
69 |
167 |
160 |
127 |
162 |
0 |
| CDI |
0 |
16 |
108 |
252 |
317 |
282 |
816 |
0 |
| VCDI |
0 |
0 |
15 |
96 |
174 |
407 |
7204 |
3737 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13884 |
6555 |
494 |
209 |
107 |
37 |
0 |
0 |
| OW |
0 |
220 |
206 |
161 |
69 |
9 |
4 |
0 |
| VODI |
0 |
126 |
164 |
136 |
61 |
50 |
33 |
0 |
| ODI |
0 |
68 |
111 |
165 |
129 |
74 |
88 |
0 |
| CDI |
0 |
80 |
134 |
198 |
300 |
264 |
580 |
0 |
| VCDI |
0 |
4 |
82 |
232 |
293 |
489 |
7514 |
3737 |
|
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