Validation of sea ice concentration
Bulletin date: 2014-03-06
Model vs. observations, sea ice class contingency tables
Date: 2014-02-28:
| 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 |
13474 |
6394 |
609 |
154 |
59 |
18 |
0 |
0 |
| OW |
0 |
226 |
168 |
149 |
101 |
72 |
1 |
0 |
| VODI |
0 |
200 |
184 |
168 |
174 |
189 |
12 |
0 |
| ODI |
0 |
101 |
66 |
122 |
219 |
400 |
67 |
0 |
| CDI |
0 |
84 |
69 |
91 |
165 |
461 |
213 |
49 |
| VCDI |
0 |
16 |
65 |
99 |
190 |
676 |
7329 |
4585 |
|
...date precedes bulletin
|
Date: 2014-03-04:
| 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 |
13805 |
6612 |
249 |
266 |
67 |
6 |
0 |
0 |
| OW |
0 |
250 |
123 |
155 |
101 |
20 |
2 |
0 |
| VODI |
0 |
270 |
81 |
272 |
175 |
67 |
30 |
0 |
| ODI |
0 |
183 |
64 |
226 |
237 |
186 |
97 |
0 |
| CDI |
0 |
24 |
44 |
205 |
301 |
280 |
348 |
0 |
| VCDI |
0 |
1 |
12 |
77 |
305 |
778 |
7581 |
3919 |
|
...date precedes bulletin
|
Date: 2014-03-06:
| 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 |
14044 |
6401 |
273 |
90 |
57 |
13 |
0 |
0 |
| OW |
0 |
233 |
167 |
142 |
85 |
45 |
1 |
0 |
| VODI |
0 |
223 |
142 |
203 |
106 |
137 |
13 |
0 |
| ODI |
0 |
327 |
95 |
186 |
208 |
233 |
104 |
0 |
| CDI |
0 |
77 |
65 |
166 |
227 |
354 |
351 |
3 |
| VCDI |
0 |
17 |
39 |
126 |
246 |
797 |
7612 |
3811 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14044 |
6613 |
391 |
225 |
158 |
73 |
14 |
0 |
| OW |
0 |
109 |
101 |
83 |
46 |
44 |
5 |
0 |
| VODI |
0 |
140 |
102 |
154 |
86 |
109 |
20 |
0 |
| ODI |
0 |
286 |
63 |
127 |
140 |
186 |
89 |
0 |
| CDI |
0 |
84 |
72 |
146 |
217 |
313 |
354 |
3 |
| VCDI |
0 |
46 |
52 |
178 |
282 |
854 |
7599 |
3811 |
|
Date: 2014-03-10:
| 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 |
14215 |
6662 |
347 |
192 |
87 |
38 |
0 |
0 |
| OW |
0 |
431 |
211 |
202 |
182 |
43 |
2 |
0 |
| VODI |
0 |
262 |
153 |
250 |
354 |
196 |
17 |
0 |
| ODI |
0 |
55 |
104 |
149 |
253 |
297 |
98 |
4 |
| CDI |
0 |
8 |
75 |
179 |
237 |
460 |
593 |
25 |
| VCDI |
0 |
0 |
28 |
60 |
231 |
806 |
6294 |
3619 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14215 |
6587 |
379 |
298 |
195 |
102 |
9 |
0 |
| OW |
0 |
130 |
63 |
83 |
97 |
39 |
13 |
0 |
| VODI |
0 |
163 |
89 |
105 |
150 |
120 |
35 |
0 |
| ODI |
0 |
131 |
67 |
80 |
138 |
190 |
125 |
5 |
| CDI |
0 |
173 |
92 |
149 |
149 |
250 |
377 |
21 |
| VCDI |
0 |
234 |
228 |
317 |
615 |
1139 |
6445 |
3622 |
|
Date: 2014-03-12:
| 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 |
13369 |
6525 |
748 |
295 |
61 |
23 |
0 |
0 |
| OW |
0 |
96 |
266 |
206 |
128 |
52 |
8 |
0 |
| VODI |
0 |
116 |
167 |
246 |
262 |
164 |
26 |
0 |
| ODI |
0 |
73 |
92 |
151 |
358 |
212 |
113 |
2 |
| CDI |
0 |
32 |
74 |
136 |
412 |
355 |
520 |
15 |
| VCDI |
0 |
0 |
38 |
153 |
351 |
1073 |
6767 |
3734 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13369 |
6470 |
799 |
408 |
167 |
89 |
34 |
0 |
| OW |
0 |
89 |
94 |
107 |
88 |
54 |
21 |
0 |
| VODI |
0 |
85 |
140 |
144 |
148 |
127 |
66 |
0 |
| ODI |
0 |
55 |
111 |
107 |
128 |
133 |
171 |
0 |
| CDI |
0 |
81 |
82 |
126 |
197 |
223 |
427 |
14 |
| VCDI |
0 |
62 |
159 |
295 |
844 |
1253 |
6715 |
3737 |
|
Date: 2014-03-14:
| 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 |
13635 |
6254 |
342 |
131 |
15 |
0 |
0 |
0 |
| OW |
0 |
253 |
264 |
155 |
62 |
19 |
2 |
0 |
| VODI |
0 |
148 |
199 |
235 |
180 |
80 |
14 |
0 |
| ODI |
0 |
119 |
98 |
166 |
217 |
166 |
63 |
0 |
| CDI |
0 |
102 |
105 |
148 |
289 |
217 |
343 |
10 |
| VCDI |
0 |
49 |
82 |
205 |
481 |
1487 |
6997 |
4087 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13635 |
6350 |
494 |
287 |
122 |
52 |
20 |
0 |
| OW |
0 |
115 |
94 |
63 |
41 |
16 |
14 |
0 |
| VODI |
0 |
110 |
136 |
143 |
99 |
56 |
19 |
0 |
| ODI |
0 |
73 |
91 |
122 |
133 |
126 |
85 |
0 |
| CDI |
0 |
99 |
78 |
115 |
178 |
206 |
490 |
10 |
| VCDI |
0 |
178 |
197 |
310 |
671 |
1513 |
6791 |
4087 |
|
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