Validation of sea ice concentration
Bulletin date: 2014-01-02
Model vs. observations, sea ice class contingency tables
Date: 2013-12-27:
| 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 |
14951 |
5713 |
524 |
179 |
21 |
2 |
0 |
0 |
| OW |
7 |
370 |
232 |
119 |
54 |
20 |
8 |
0 |
| VODI |
3 |
223 |
247 |
134 |
95 |
52 |
19 |
0 |
| ODI |
1 |
56 |
135 |
100 |
106 |
77 |
57 |
0 |
| CDI |
0 |
33 |
83 |
124 |
139 |
201 |
346 |
15 |
| VCDI |
0 |
8 |
28 |
189 |
254 |
1205 |
7271 |
4018 |
|
...date precedes bulletin
|
Date: 2013-12-31:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2014-01-02:
| 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 |
14166 |
6183 |
645 |
224 |
49 |
18 |
0 |
0 |
| OW |
0 |
180 |
192 |
152 |
69 |
51 |
12 |
0 |
| VODI |
0 |
88 |
165 |
161 |
97 |
103 |
30 |
0 |
| ODI |
0 |
40 |
91 |
91 |
76 |
126 |
71 |
0 |
| CDI |
0 |
45 |
134 |
102 |
73 |
151 |
332 |
5 |
| VCDI |
0 |
3 |
117 |
169 |
151 |
516 |
7304 |
5237 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14166 |
6350 |
782 |
341 |
97 |
53 |
13 |
0 |
| OW |
0 |
49 |
106 |
87 |
40 |
38 |
9 |
0 |
| VODI |
0 |
56 |
107 |
109 |
69 |
76 |
25 |
0 |
| ODI |
0 |
27 |
86 |
90 |
82 |
114 |
51 |
0 |
| CDI |
0 |
54 |
116 |
81 |
75 |
152 |
292 |
5 |
| VCDI |
0 |
3 |
147 |
191 |
152 |
532 |
7359 |
5237 |
|
Date: 2014-01-06:
| 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 |
14514 |
6337 |
564 |
212 |
42 |
27 |
0 |
0 |
| OW |
0 |
168 |
177 |
168 |
48 |
27 |
8 |
0 |
| VODI |
0 |
90 |
177 |
267 |
106 |
69 |
40 |
0 |
| ODI |
0 |
33 |
95 |
173 |
109 |
101 |
131 |
0 |
| CDI |
0 |
22 |
51 |
111 |
102 |
166 |
336 |
61 |
| VCDI |
0 |
0 |
10 |
22 |
69 |
535 |
7834 |
4417 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14514 |
6299 |
565 |
271 |
52 |
26 |
15 |
0 |
| OW |
0 |
84 |
92 |
73 |
18 |
17 |
1 |
0 |
| VODI |
0 |
90 |
101 |
134 |
63 |
28 |
10 |
0 |
| ODI |
0 |
59 |
63 |
112 |
66 |
47 |
63 |
0 |
| CDI |
0 |
31 |
77 |
102 |
91 |
88 |
222 |
67 |
| VCDI |
0 |
87 |
176 |
261 |
186 |
719 |
8038 |
4411 |
|
Date: 2014-01-08:
| 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 |
14256 |
5683 |
918 |
372 |
73 |
22 |
13 |
0 |
| OW |
0 |
151 |
139 |
152 |
83 |
22 |
14 |
0 |
| VODI |
0 |
148 |
150 |
158 |
122 |
56 |
40 |
0 |
| ODI |
0 |
78 |
92 |
135 |
162 |
98 |
137 |
5 |
| CDI |
0 |
86 |
118 |
116 |
161 |
115 |
240 |
82 |
| VCDI |
0 |
33 |
65 |
116 |
144 |
615 |
7109 |
5140 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14256 |
5630 |
955 |
478 |
133 |
41 |
41 |
0 |
| OW |
0 |
102 |
75 |
73 |
34 |
12 |
17 |
0 |
| VODI |
0 |
111 |
113 |
80 |
87 |
28 |
26 |
0 |
| ODI |
0 |
66 |
79 |
100 |
124 |
63 |
84 |
0 |
| CDI |
0 |
64 |
65 |
122 |
118 |
92 |
266 |
33 |
| VCDI |
0 |
206 |
195 |
196 |
249 |
692 |
7119 |
5194 |
|
Date: 2014-01-10:
| 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 |
14345 |
5747 |
600 |
196 |
57 |
19 |
7 |
0 |
| OW |
0 |
217 |
201 |
133 |
94 |
22 |
5 |
0 |
| VODI |
0 |
164 |
157 |
172 |
121 |
79 |
16 |
0 |
| ODI |
0 |
110 |
98 |
249 |
127 |
137 |
38 |
0 |
| CDI |
0 |
159 |
114 |
199 |
249 |
277 |
281 |
19 |
| VCDI |
0 |
110 |
114 |
167 |
222 |
1052 |
7271 |
4074 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14345 |
5724 |
741 |
318 |
117 |
33 |
18 |
0 |
| OW |
0 |
102 |
65 |
63 |
60 |
20 |
5 |
0 |
| VODI |
0 |
150 |
116 |
98 |
82 |
39 |
15 |
0 |
| ODI |
0 |
99 |
75 |
114 |
100 |
69 |
29 |
0 |
| CDI |
0 |
107 |
74 |
200 |
161 |
194 |
141 |
26 |
| VCDI |
0 |
325 |
213 |
323 |
350 |
1231 |
7410 |
4067 |
|
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