Validation of sea ice concentration
Bulletin date: 2014-01-09
Model vs. observations, sea ice class contingency tables
Date: 2014-01-03:
| 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 |
14262 |
6082 |
635 |
204 |
35 |
12 |
1 |
0 |
| OW |
0 |
199 |
183 |
182 |
65 |
35 |
4 |
0 |
| VODI |
0 |
107 |
134 |
191 |
91 |
74 |
23 |
0 |
| ODI |
0 |
53 |
52 |
108 |
86 |
109 |
83 |
0 |
| CDI |
0 |
50 |
106 |
81 |
91 |
152 |
344 |
13 |
| VCDI |
0 |
15 |
133 |
197 |
162 |
551 |
7734 |
4780 |
|
...date precedes bulletin
|
Date: 2014-01-07:
| 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 |
14307 |
6216 |
623 |
304 |
90 |
16 |
2 |
0 |
| OW |
0 |
186 |
140 |
122 |
75 |
27 |
6 |
0 |
| VODI |
0 |
147 |
148 |
148 |
121 |
79 |
40 |
0 |
| ODI |
0 |
55 |
166 |
145 |
100 |
110 |
110 |
3 |
| CDI |
0 |
23 |
105 |
121 |
108 |
161 |
245 |
91 |
| VCDI |
0 |
0 |
22 |
54 |
115 |
669 |
7123 |
5096 |
|
...date precedes bulletin
|
Date: 2014-01-09:
| 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 |
14353 |
5735 |
732 |
189 |
59 |
16 |
18 |
0 |
| OW |
0 |
199 |
194 |
152 |
71 |
27 |
19 |
0 |
| VODI |
0 |
174 |
157 |
141 |
91 |
74 |
41 |
0 |
| ODI |
0 |
111 |
97 |
155 |
118 |
137 |
124 |
4 |
| CDI |
0 |
154 |
115 |
126 |
189 |
206 |
273 |
80 |
| VCDI |
0 |
85 |
102 |
115 |
177 |
793 |
7221 |
4595 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14353 |
5835 |
854 |
325 |
114 |
35 |
37 |
0 |
| OW |
0 |
130 |
88 |
77 |
39 |
23 |
21 |
0 |
| VODI |
0 |
144 |
132 |
96 |
65 |
54 |
46 |
0 |
| ODI |
0 |
99 |
103 |
125 |
115 |
87 |
108 |
5 |
| CDI |
0 |
146 |
117 |
129 |
177 |
249 |
249 |
80 |
| VCDI |
0 |
104 |
103 |
126 |
195 |
805 |
7235 |
4594 |
|
Date: 2014-01-13:
| 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 |
13462 |
6154 |
1237 |
322 |
42 |
2 |
1 |
0 |
| OW |
0 |
218 |
306 |
255 |
75 |
10 |
5 |
0 |
| VODI |
0 |
29 |
165 |
300 |
162 |
78 |
52 |
0 |
| ODI |
0 |
8 |
56 |
202 |
183 |
149 |
107 |
0 |
| CDI |
0 |
7 |
15 |
137 |
234 |
499 |
571 |
34 |
| VCDI |
0 |
15 |
21 |
68 |
147 |
938 |
6821 |
4332 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13462 |
6118 |
1217 |
446 |
116 |
18 |
21 |
0 |
| OW |
0 |
94 |
149 |
112 |
49 |
14 |
10 |
0 |
| VODI |
0 |
63 |
156 |
165 |
74 |
47 |
19 |
0 |
| ODI |
0 |
32 |
104 |
137 |
105 |
113 |
72 |
0 |
| CDI |
0 |
22 |
71 |
251 |
230 |
386 |
448 |
27 |
| VCDI |
0 |
102 |
103 |
173 |
269 |
1098 |
6987 |
4339 |
|
Date: 2014-01-15:
| 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 |
14084 |
6031 |
470 |
190 |
45 |
12 |
5 |
0 |
| OW |
0 |
182 |
302 |
127 |
68 |
35 |
9 |
0 |
| VODI |
0 |
95 |
268 |
191 |
103 |
69 |
33 |
0 |
| ODI |
0 |
160 |
98 |
186 |
122 |
134 |
108 |
0 |
| CDI |
0 |
42 |
40 |
129 |
170 |
516 |
323 |
0 |
| VCDI |
0 |
17 |
49 |
72 |
127 |
951 |
6858 |
4998 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14084 |
6011 |
666 |
283 |
82 |
42 |
30 |
0 |
| OW |
0 |
113 |
135 |
68 |
39 |
20 |
12 |
0 |
| VODI |
0 |
102 |
143 |
112 |
75 |
51 |
28 |
0 |
| ODI |
0 |
55 |
100 |
128 |
71 |
100 |
67 |
0 |
| CDI |
0 |
35 |
86 |
160 |
186 |
473 |
415 |
39 |
| VCDI |
0 |
211 |
97 |
144 |
182 |
1031 |
6784 |
4959 |
|
Date: 2014-01-17:
| 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 |
13880 |
5994 |
627 |
194 |
16 |
9 |
0 |
0 |
| OW |
0 |
154 |
204 |
176 |
65 |
16 |
9 |
0 |
| VODI |
0 |
105 |
211 |
273 |
104 |
45 |
54 |
0 |
| ODI |
0 |
98 |
71 |
222 |
134 |
89 |
146 |
0 |
| CDI |
0 |
69 |
53 |
153 |
243 |
366 |
316 |
2 |
| VCDI |
0 |
9 |
72 |
117 |
293 |
734 |
6985 |
5111 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13880 |
5983 |
671 |
416 |
101 |
26 |
37 |
0 |
| OW |
0 |
104 |
109 |
89 |
44 |
26 |
14 |
0 |
| VODI |
0 |
113 |
130 |
118 |
62 |
44 |
48 |
0 |
| ODI |
0 |
44 |
117 |
121 |
80 |
53 |
67 |
0 |
| CDI |
0 |
26 |
73 |
214 |
188 |
362 |
425 |
0 |
| VCDI |
0 |
159 |
138 |
177 |
380 |
748 |
6919 |
5113 |
|
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