Validation of sea ice concentration
Bulletin date: 2014-01-23
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2014-01-21:
| 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 |
13973 |
6094 |
575 |
229 |
61 |
16 |
0 |
0 |
| OW |
0 |
110 |
201 |
139 |
81 |
31 |
1 |
0 |
| VODI |
0 |
73 |
196 |
195 |
153 |
92 |
16 |
0 |
| ODI |
0 |
34 |
92 |
171 |
149 |
192 |
75 |
0 |
| CDI |
0 |
106 |
36 |
109 |
162 |
307 |
234 |
19 |
| VCDI |
0 |
14 |
65 |
85 |
188 |
945 |
6980 |
5220 |
|
...date precedes bulletin
|
Date: 2014-01-23:
| 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 |
13205 |
5838 |
1500 |
189 |
33 |
5 |
0 |
0 |
| OW |
0 |
50 |
310 |
153 |
66 |
49 |
1 |
0 |
| VODI |
0 |
45 |
224 |
182 |
130 |
103 |
46 |
0 |
| ODI |
0 |
23 |
156 |
174 |
173 |
128 |
58 |
0 |
| CDI |
0 |
39 |
49 |
104 |
202 |
323 |
151 |
13 |
| VCDI |
0 |
73 |
84 |
106 |
214 |
933 |
7099 |
5188 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13205 |
5871 |
1768 |
332 |
119 |
63 |
21 |
0 |
| OW |
0 |
35 |
162 |
94 |
51 |
52 |
6 |
0 |
| VODI |
0 |
28 |
157 |
160 |
110 |
87 |
57 |
0 |
| ODI |
0 |
18 |
93 |
114 |
119 |
92 |
37 |
0 |
| CDI |
0 |
26 |
47 |
90 |
211 |
299 |
151 |
18 |
| VCDI |
0 |
90 |
96 |
118 |
208 |
948 |
7083 |
5183 |
|
Date: 2014-01-27:
| 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 |
14373 |
5989 |
635 |
165 |
28 |
0 |
10 |
0 |
| OW |
0 |
182 |
270 |
190 |
95 |
4 |
18 |
0 |
| VODI |
0 |
197 |
169 |
224 |
225 |
88 |
51 |
0 |
| ODI |
0 |
13 |
64 |
103 |
214 |
251 |
101 |
0 |
| CDI |
0 |
4 |
22 |
90 |
225 |
372 |
249 |
37 |
| VCDI |
0 |
5 |
11 |
36 |
170 |
768 |
6184 |
5587 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14373 |
6005 |
717 |
267 |
135 |
42 |
58 |
0 |
| OW |
0 |
71 |
92 |
82 |
54 |
34 |
56 |
0 |
| VODI |
0 |
63 |
98 |
98 |
91 |
53 |
60 |
0 |
| ODI |
0 |
33 |
66 |
64 |
138 |
99 |
62 |
1 |
| CDI |
0 |
26 |
59 |
90 |
189 |
266 |
139 |
77 |
| VCDI |
0 |
192 |
139 |
207 |
350 |
989 |
6238 |
5546 |
|
Date: 2014-01-29:
| 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 |
14640 |
5965 |
404 |
118 |
31 |
1 |
0 |
0 |
| OW |
0 |
225 |
187 |
185 |
68 |
19 |
2 |
0 |
| VODI |
0 |
117 |
161 |
207 |
170 |
51 |
61 |
0 |
| ODI |
0 |
169 |
74 |
122 |
154 |
131 |
81 |
0 |
| CDI |
0 |
15 |
73 |
113 |
251 |
299 |
433 |
7 |
| VCDI |
0 |
2 |
31 |
54 |
262 |
816 |
5976 |
5744 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14640 |
5940 |
467 |
253 |
98 |
41 |
53 |
0 |
| OW |
0 |
123 |
67 |
79 |
35 |
12 |
43 |
0 |
| VODI |
0 |
119 |
114 |
92 |
82 |
35 |
47 |
0 |
| ODI |
0 |
71 |
61 |
95 |
101 |
65 |
72 |
0 |
| CDI |
0 |
78 |
94 |
119 |
171 |
213 |
450 |
6 |
| VCDI |
0 |
162 |
127 |
161 |
449 |
951 |
5888 |
5745 |
|
Date: 2014-01-31:
| 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 |
14290 |
6132 |
388 |
113 |
18 |
5 |
0 |
0 |
| OW |
0 |
205 |
187 |
161 |
82 |
41 |
11 |
0 |
| VODI |
0 |
118 |
149 |
206 |
133 |
86 |
54 |
0 |
| ODI |
0 |
129 |
59 |
121 |
168 |
160 |
71 |
0 |
| CDI |
0 |
47 |
44 |
98 |
206 |
400 |
256 |
11 |
| VCDI |
0 |
17 |
35 |
107 |
223 |
837 |
5895 |
5794 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14290 |
6040 |
456 |
237 |
101 |
31 |
20 |
0 |
| OW |
0 |
99 |
58 |
72 |
46 |
29 |
25 |
0 |
| VODI |
0 |
122 |
59 |
102 |
83 |
58 |
46 |
0 |
| ODI |
0 |
73 |
67 |
63 |
92 |
88 |
68 |
1 |
| CDI |
0 |
65 |
83 |
101 |
129 |
220 |
285 |
11 |
| VCDI |
0 |
249 |
139 |
231 |
379 |
1103 |
5843 |
5793 |
|
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