Validation of sea ice concentration
Bulletin date: 2014-02-13
Model vs. observations, sea ice class contingency tables
Date: 2014-02-07:
| 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 |
14026 |
6253 |
789 |
143 |
28 |
4 |
2 |
0 |
| OW |
0 |
203 |
213 |
133 |
34 |
14 |
1 |
0 |
| VODI |
0 |
212 |
129 |
210 |
89 |
40 |
41 |
0 |
| ODI |
0 |
118 |
119 |
152 |
175 |
88 |
116 |
0 |
| CDI |
0 |
7 |
123 |
151 |
201 |
250 |
263 |
1 |
| VCDI |
0 |
1 |
26 |
131 |
204 |
557 |
7207 |
4965 |
|
...date precedes bulletin
|
Date: 2014-02-11:
| 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 |
14895 |
6362 |
510 |
150 |
24 |
9 |
0 |
0 |
| OW |
0 |
271 |
155 |
147 |
43 |
16 |
3 |
0 |
| VODI |
0 |
189 |
156 |
198 |
100 |
63 |
33 |
0 |
| ODI |
0 |
52 |
89 |
159 |
170 |
148 |
93 |
7 |
| CDI |
0 |
23 |
55 |
132 |
155 |
282 |
408 |
81 |
| VCDI |
0 |
7 |
25 |
100 |
168 |
448 |
6828 |
4665 |
|
...date precedes bulletin
|
Date: 2014-02-13:
| 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 |
15167 |
5619 |
511 |
180 |
23 |
11 |
0 |
0 |
| OW |
0 |
424 |
142 |
156 |
37 |
15 |
2 |
0 |
| VODI |
0 |
382 |
158 |
265 |
129 |
57 |
36 |
0 |
| ODI |
0 |
98 |
72 |
214 |
199 |
146 |
91 |
0 |
| CDI |
0 |
39 |
60 |
137 |
221 |
282 |
371 |
36 |
| VCDI |
0 |
17 |
79 |
53 |
203 |
415 |
6903 |
4469 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15167 |
6122 |
634 |
323 |
77 |
27 |
9 |
0 |
| OW |
0 |
212 |
83 |
106 |
38 |
18 |
8 |
0 |
| VODI |
0 |
115 |
102 |
199 |
93 |
45 |
24 |
0 |
| ODI |
0 |
65 |
58 |
166 |
159 |
145 |
89 |
1 |
| CDI |
0 |
38 |
45 |
128 |
190 |
236 |
322 |
39 |
| VCDI |
0 |
27 |
100 |
83 |
255 |
455 |
6951 |
4465 |
|
Date: 2014-02-17:
| 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 |
14946 |
6024 |
726 |
185 |
48 |
20 |
1 |
0 |
| OW |
0 |
417 |
288 |
136 |
43 |
11 |
2 |
0 |
| VODI |
0 |
139 |
297 |
318 |
137 |
39 |
33 |
0 |
| ODI |
0 |
25 |
122 |
222 |
214 |
152 |
64 |
0 |
| CDI |
0 |
9 |
48 |
188 |
244 |
347 |
471 |
41 |
| VCDI |
0 |
0 |
11 |
92 |
130 |
631 |
6319 |
4279 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14946 |
5913 |
730 |
216 |
67 |
26 |
10 |
0 |
| OW |
0 |
171 |
88 |
67 |
27 |
13 |
6 |
0 |
| VODI |
0 |
197 |
145 |
121 |
74 |
30 |
18 |
0 |
| ODI |
0 |
168 |
160 |
134 |
123 |
89 |
50 |
3 |
| CDI |
0 |
67 |
155 |
173 |
189 |
218 |
289 |
70 |
| VCDI |
0 |
98 |
214 |
430 |
336 |
824 |
6517 |
4247 |
|
Date: 2014-02-19:
| 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 |
14220 |
5912 |
706 |
272 |
113 |
6 |
0 |
0 |
| OW |
0 |
158 |
206 |
191 |
124 |
21 |
0 |
0 |
| VODI |
0 |
120 |
222 |
321 |
364 |
103 |
23 |
0 |
| ODI |
0 |
110 |
68 |
164 |
265 |
215 |
87 |
0 |
| CDI |
0 |
116 |
63 |
112 |
324 |
449 |
483 |
23 |
| VCDI |
0 |
14 |
63 |
65 |
113 |
766 |
6156 |
4681 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14220 |
5987 |
812 |
357 |
195 |
29 |
12 |
0 |
| OW |
0 |
67 |
79 |
101 |
63 |
28 |
12 |
0 |
| VODI |
0 |
62 |
133 |
158 |
150 |
53 |
21 |
0 |
| ODI |
0 |
41 |
80 |
145 |
269 |
127 |
47 |
0 |
| CDI |
0 |
65 |
64 |
167 |
309 |
328 |
367 |
42 |
| VCDI |
0 |
208 |
160 |
197 |
317 |
995 |
6290 |
4662 |
|
Date: 2014-02-21:
| 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 |
13542 |
6225 |
599 |
238 |
158 |
84 |
0 |
0 |
| OW |
0 |
141 |
150 |
140 |
117 |
60 |
2 |
0 |
| VODI |
0 |
168 |
108 |
190 |
255 |
148 |
35 |
0 |
| ODI |
0 |
86 |
89 |
145 |
323 |
286 |
92 |
0 |
| CDI |
0 |
77 |
35 |
120 |
231 |
421 |
542 |
9 |
| VCDI |
0 |
50 |
47 |
132 |
384 |
1139 |
5992 |
4859 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13542 |
6287 |
664 |
318 |
239 |
134 |
23 |
0 |
| OW |
0 |
57 |
67 |
67 |
62 |
48 |
11 |
0 |
| VODI |
0 |
73 |
86 |
108 |
125 |
94 |
30 |
0 |
| ODI |
0 |
38 |
55 |
117 |
214 |
168 |
87 |
0 |
| CDI |
0 |
60 |
44 |
116 |
302 |
445 |
287 |
4 |
| VCDI |
0 |
232 |
112 |
239 |
526 |
1249 |
6225 |
4864 |
|
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