Validation of sea ice concentration
Bulletin date: 2014-05-01
Model vs. observations, sea ice class contingency tables
Date: 2014-04-25:
| 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 |
12913 |
6436 |
698 |
417 |
185 |
55 |
44 |
0 |
| OW |
0 |
76 |
138 |
177 |
87 |
79 |
45 |
0 |
| VODI |
0 |
14 |
70 |
210 |
150 |
97 |
102 |
0 |
| ODI |
0 |
5 |
28 |
107 |
106 |
126 |
148 |
0 |
| CDI |
0 |
0 |
6 |
156 |
286 |
401 |
508 |
0 |
| VCDI |
0 |
0 |
1 |
45 |
160 |
1051 |
7645 |
4647 |
|
...date precedes bulletin
|
Date: 2014-04-29:
| 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 |
13076 |
6399 |
396 |
348 |
205 |
134 |
30 |
0 |
| OW |
0 |
89 |
133 |
181 |
85 |
83 |
45 |
0 |
| VODI |
0 |
27 |
61 |
118 |
154 |
172 |
82 |
0 |
| ODI |
0 |
3 |
14 |
84 |
109 |
175 |
182 |
0 |
| CDI |
0 |
0 |
6 |
66 |
220 |
425 |
855 |
0 |
| VCDI |
0 |
0 |
1 |
10 |
102 |
463 |
7009 |
5877 |
|
...date precedes bulletin
|
Date: 2014-05-01:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2014-05-05:
| 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 |
12297 |
6413 |
922 |
604 |
264 |
168 |
51 |
0 |
| OW |
8 |
55 |
143 |
191 |
92 |
57 |
28 |
0 |
| VODI |
5 |
10 |
69 |
227 |
168 |
126 |
70 |
0 |
| ODI |
0 |
1 |
10 |
142 |
211 |
248 |
150 |
0 |
| CDI |
0 |
0 |
16 |
75 |
222 |
523 |
1057 |
0 |
| VCDI |
0 |
0 |
0 |
19 |
112 |
747 |
7143 |
4775 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12301 |
6362 |
870 |
577 |
281 |
187 |
79 |
0 |
| OW |
3 |
90 |
117 |
135 |
69 |
58 |
50 |
0 |
| VODI |
6 |
21 |
95 |
167 |
125 |
119 |
87 |
0 |
| ODI |
0 |
5 |
36 |
149 |
123 |
137 |
127 |
0 |
| CDI |
0 |
1 |
22 |
150 |
224 |
338 |
507 |
0 |
| VCDI |
0 |
0 |
20 |
80 |
247 |
1030 |
7649 |
4775 |
|
Date: 2014-05-07:
| 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 |
12727 |
6440 |
849 |
461 |
219 |
130 |
84 |
0 |
| OW |
7 |
43 |
123 |
178 |
148 |
80 |
52 |
0 |
| VODI |
1 |
17 |
55 |
125 |
183 |
168 |
93 |
0 |
| ODI |
0 |
8 |
36 |
61 |
153 |
245 |
249 |
0 |
| CDI |
0 |
3 |
37 |
44 |
165 |
432 |
1139 |
6 |
| VCDI |
0 |
0 |
0 |
18 |
77 |
531 |
8826 |
3206 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12727 |
6412 |
765 |
411 |
232 |
175 |
151 |
0 |
| OW |
8 |
57 |
132 |
113 |
111 |
66 |
67 |
0 |
| VODI |
0 |
27 |
58 |
122 |
158 |
164 |
128 |
0 |
| ODI |
0 |
8 |
53 |
85 |
78 |
144 |
256 |
0 |
| CDI |
0 |
7 |
54 |
116 |
200 |
255 |
584 |
0 |
| VCDI |
0 |
0 |
38 |
40 |
166 |
782 |
9257 |
3212 |
|
Date: 2014-05-09:
| 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 |
13747 |
5905 |
575 |
397 |
214 |
164 |
40 |
0 |
| OW |
8 |
47 |
148 |
199 |
132 |
99 |
31 |
0 |
| VODI |
0 |
6 |
101 |
166 |
136 |
118 |
73 |
0 |
| ODI |
0 |
0 |
70 |
129 |
149 |
189 |
243 |
0 |
| CDI |
0 |
0 |
43 |
103 |
263 |
525 |
1443 |
4 |
| VCDI |
0 |
0 |
33 |
71 |
132 |
288 |
7269 |
4159 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13751 |
5857 |
576 |
356 |
224 |
238 |
74 |
0 |
| OW |
4 |
50 |
114 |
154 |
110 |
97 |
43 |
0 |
| VODI |
0 |
28 |
73 |
156 |
111 |
113 |
131 |
0 |
| ODI |
0 |
13 |
64 |
117 |
107 |
121 |
243 |
0 |
| CDI |
0 |
10 |
77 |
150 |
215 |
311 |
757 |
1 |
| VCDI |
0 |
0 |
66 |
132 |
259 |
503 |
7851 |
4162 |
|
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