Validation of sea ice concentration
Bulletin date: 2016-02-11
Model vs. observations, sea ice class contingency tables
Date: 2016-02-05:
| 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 |
15310 |
6103 |
490 |
111 |
45 |
10 |
10 |
0 |
| OW |
0 |
275 |
154 |
143 |
35 |
15 |
12 |
0 |
| VODI |
0 |
202 |
147 |
210 |
151 |
42 |
25 |
0 |
| ODI |
0 |
165 |
79 |
133 |
181 |
174 |
91 |
0 |
| CDI |
0 |
93 |
117 |
147 |
196 |
309 |
563 |
19 |
| VCDI |
0 |
70 |
189 |
486 |
608 |
907 |
6338 |
3804 |
|
...date precedes bulletin
|
Date: 2016-02-09:
| 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 |
15237 |
6366 |
498 |
140 |
63 |
28 |
21 |
0 |
| OW |
0 |
210 |
177 |
114 |
91 |
34 |
26 |
0 |
| VODI |
0 |
125 |
183 |
170 |
118 |
94 |
39 |
0 |
| ODI |
0 |
13 |
125 |
131 |
128 |
154 |
145 |
2 |
| CDI |
0 |
8 |
43 |
117 |
164 |
230 |
533 |
54 |
| VCDI |
0 |
7 |
52 |
89 |
320 |
667 |
6832 |
4611 |
|
...date precedes bulletin
|
Date: 2016-02-11:
| 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 |
15087 |
6045 |
695 |
207 |
81 |
45 |
19 |
0 |
| OW |
0 |
326 |
135 |
168 |
124 |
71 |
21 |
0 |
| VODI |
0 |
299 |
105 |
123 |
138 |
120 |
114 |
0 |
| ODI |
0 |
71 |
126 |
94 |
99 |
153 |
176 |
34 |
| CDI |
0 |
11 |
106 |
170 |
187 |
202 |
514 |
84 |
| VCDI |
0 |
13 |
67 |
160 |
396 |
868 |
6067 |
4638 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15087 |
6083 |
702 |
241 |
97 |
55 |
24 |
0 |
| OW |
0 |
291 |
133 |
135 |
112 |
84 |
21 |
0 |
| VODI |
0 |
278 |
106 |
117 |
120 |
110 |
123 |
0 |
| ODI |
0 |
92 |
112 |
102 |
97 |
124 |
174 |
36 |
| CDI |
0 |
9 |
110 |
152 |
177 |
195 |
491 |
81 |
| VCDI |
0 |
12 |
71 |
175 |
422 |
891 |
6078 |
4639 |
|
Date: 2016-02-15:
| 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 |
13928 |
6670 |
1225 |
492 |
94 |
13 |
23 |
0 |
| OW |
0 |
107 |
278 |
300 |
208 |
54 |
11 |
0 |
| VODI |
0 |
15 |
196 |
254 |
455 |
234 |
55 |
0 |
| ODI |
0 |
1 |
51 |
117 |
248 |
307 |
108 |
6 |
| CDI |
0 |
1 |
30 |
122 |
222 |
422 |
413 |
12 |
| VCDI |
0 |
29 |
45 |
63 |
219 |
1035 |
6358 |
3738 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13928 |
6488 |
1052 |
378 |
88 |
16 |
26 |
0 |
| OW |
0 |
104 |
195 |
203 |
135 |
35 |
20 |
0 |
| VODI |
0 |
76 |
208 |
227 |
267 |
128 |
32 |
0 |
| ODI |
0 |
89 |
131 |
190 |
205 |
174 |
81 |
0 |
| CDI |
0 |
25 |
108 |
136 |
254 |
308 |
343 |
12 |
| VCDI |
0 |
41 |
131 |
214 |
497 |
1404 |
6466 |
3744 |
|
Date: 2016-02-17:
| 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 |
14616 |
6684 |
755 |
239 |
78 |
22 |
16 |
0 |
| OW |
0 |
196 |
196 |
200 |
95 |
29 |
17 |
0 |
| VODI |
0 |
139 |
276 |
290 |
257 |
118 |
41 |
0 |
| ODI |
0 |
27 |
149 |
215 |
257 |
218 |
186 |
0 |
| CDI |
0 |
12 |
144 |
164 |
194 |
299 |
454 |
20 |
| VCDI |
0 |
55 |
118 |
161 |
325 |
635 |
6349 |
3913 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14616 |
6468 |
607 |
183 |
65 |
20 |
23 |
0 |
| OW |
0 |
234 |
207 |
179 |
71 |
26 |
12 |
0 |
| VODI |
0 |
180 |
200 |
248 |
157 |
64 |
52 |
0 |
| ODI |
0 |
83 |
194 |
164 |
219 |
153 |
142 |
0 |
| CDI |
0 |
43 |
135 |
195 |
211 |
264 |
478 |
25 |
| VCDI |
0 |
105 |
295 |
300 |
483 |
794 |
6356 |
3908 |
|
Date: 2016-02-19:
| 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 |
14791 |
6682 |
745 |
138 |
28 |
18 |
8 |
0 |
| OW |
0 |
287 |
220 |
137 |
75 |
29 |
14 |
0 |
| VODI |
0 |
218 |
264 |
195 |
205 |
100 |
33 |
0 |
| ODI |
0 |
43 |
212 |
207 |
183 |
258 |
128 |
0 |
| CDI |
0 |
28 |
131 |
200 |
147 |
333 |
509 |
0 |
| VCDI |
0 |
52 |
187 |
317 |
392 |
761 |
5972 |
3912 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14791 |
6486 |
593 |
127 |
30 |
18 |
8 |
0 |
| OW |
0 |
355 |
231 |
138 |
67 |
26 |
15 |
0 |
| VODI |
0 |
260 |
231 |
220 |
155 |
102 |
42 |
0 |
| ODI |
0 |
91 |
218 |
134 |
158 |
157 |
147 |
2 |
| CDI |
0 |
49 |
199 |
191 |
175 |
289 |
427 |
19 |
| VCDI |
0 |
69 |
287 |
384 |
445 |
907 |
6025 |
3891 |
|
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