Validation of sea ice concentration
Bulletin date: 2014-10-16
Model vs. observations, sea ice class contingency tables
Date: 2014-10-10:
| 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 |
22074 |
4751 |
505 |
173 |
64 |
11 |
1 |
0 |
| OW |
3 |
73 |
145 |
87 |
62 |
17 |
10 |
0 |
| VODI |
0 |
45 |
101 |
81 |
123 |
44 |
14 |
0 |
| ODI |
0 |
13 |
42 |
52 |
147 |
95 |
39 |
0 |
| CDI |
0 |
12 |
29 |
68 |
119 |
229 |
207 |
2 |
| VCDI |
0 |
5 |
21 |
101 |
204 |
481 |
2822 |
3995 |
|
...date precedes bulletin
|
Date: 2014-10-14:
| 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 |
19889 |
5492 |
812 |
240 |
151 |
11 |
0 |
0 |
| OW |
6 |
228 |
284 |
125 |
75 |
13 |
2 |
0 |
| VODI |
0 |
26 |
88 |
160 |
116 |
35 |
7 |
0 |
| ODI |
0 |
2 |
15 |
96 |
138 |
110 |
11 |
0 |
| CDI |
0 |
3 |
15 |
37 |
87 |
232 |
145 |
0 |
| VCDI |
0 |
0 |
13 |
46 |
119 |
459 |
3993 |
3786 |
|
...date precedes bulletin
|
Date: 2014-10-16:
| 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 |
18596 |
5739 |
856 |
258 |
169 |
75 |
0 |
0 |
| OW |
14 |
620 |
262 |
107 |
79 |
51 |
2 |
0 |
| VODI |
0 |
99 |
226 |
201 |
76 |
65 |
10 |
0 |
| ODI |
0 |
1 |
33 |
87 |
111 |
105 |
27 |
0 |
| CDI |
0 |
0 |
11 |
36 |
114 |
194 |
119 |
4 |
| VCDI |
0 |
0 |
9 |
42 |
98 |
226 |
3764 |
4581 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18607 |
6037 |
919 |
303 |
199 |
92 |
1 |
0 |
| OW |
3 |
315 |
214 |
88 |
62 |
44 |
2 |
0 |
| VODI |
0 |
94 |
209 |
179 |
81 |
69 |
13 |
0 |
| ODI |
0 |
13 |
36 |
87 |
105 |
107 |
30 |
0 |
| CDI |
0 |
0 |
10 |
32 |
103 |
180 |
144 |
4 |
| VCDI |
0 |
0 |
9 |
42 |
97 |
224 |
3732 |
4581 |
|
Date: 2014-10-20:
| 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 |
17832 |
6148 |
561 |
164 |
79 |
35 |
22 |
0 |
| OW |
0 |
135 |
274 |
95 |
72 |
24 |
32 |
0 |
| VODI |
0 |
14 |
98 |
164 |
256 |
86 |
42 |
0 |
| ODI |
0 |
2 |
23 |
386 |
406 |
166 |
99 |
0 |
| CDI |
0 |
1 |
12 |
34 |
196 |
320 |
546 |
0 |
| VCDI |
0 |
0 |
3 |
6 |
90 |
221 |
4329 |
4094 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17832 |
6109 |
638 |
269 |
254 |
63 |
46 |
0 |
| OW |
0 |
150 |
185 |
213 |
220 |
58 |
58 |
0 |
| VODI |
0 |
26 |
87 |
235 |
277 |
146 |
155 |
0 |
| ODI |
0 |
11 |
27 |
74 |
155 |
140 |
188 |
0 |
| CDI |
0 |
3 |
23 |
35 |
75 |
166 |
236 |
0 |
| VCDI |
0 |
1 |
11 |
23 |
118 |
279 |
4387 |
4094 |
|
Date: 2014-10-22:
| 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 |
17001 |
6178 |
1104 |
156 |
70 |
29 |
25 |
0 |
| OW |
0 |
204 |
244 |
62 |
56 |
24 |
37 |
0 |
| VODI |
0 |
76 |
223 |
157 |
109 |
91 |
66 |
0 |
| ODI |
0 |
8 |
43 |
85 |
201 |
250 |
141 |
0 |
| CDI |
0 |
11 |
22 |
56 |
318 |
405 |
563 |
0 |
| VCDI |
0 |
1 |
21 |
27 |
91 |
288 |
4525 |
4099 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17001 |
6227 |
1090 |
208 |
141 |
102 |
65 |
0 |
| OW |
0 |
145 |
189 |
108 |
101 |
167 |
117 |
0 |
| VODI |
0 |
56 |
197 |
104 |
257 |
269 |
173 |
0 |
| ODI |
0 |
12 |
60 |
42 |
130 |
169 |
283 |
0 |
| CDI |
0 |
18 |
43 |
25 |
80 |
129 |
351 |
5 |
| VCDI |
0 |
20 |
78 |
56 |
136 |
251 |
4368 |
4094 |
|
Date: 2014-10-24:
| 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 |
17669 |
5961 |
671 |
160 |
57 |
24 |
32 |
0 |
| OW |
0 |
316 |
174 |
112 |
67 |
45 |
12 |
0 |
| VODI |
0 |
123 |
155 |
175 |
180 |
120 |
37 |
0 |
| ODI |
0 |
40 |
27 |
60 |
176 |
251 |
92 |
0 |
| CDI |
0 |
28 |
41 |
64 |
245 |
515 |
655 |
0 |
| VCDI |
0 |
23 |
11 |
55 |
122 |
733 |
4745 |
3094 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17669 |
5646 |
763 |
251 |
171 |
80 |
31 |
0 |
| OW |
0 |
265 |
107 |
86 |
92 |
186 |
91 |
0 |
| VODI |
0 |
150 |
102 |
104 |
194 |
334 |
213 |
0 |
| ODI |
0 |
72 |
16 |
39 |
90 |
197 |
348 |
0 |
| CDI |
0 |
93 |
17 |
27 |
87 |
148 |
381 |
1 |
| VCDI |
0 |
265 |
74 |
119 |
213 |
743 |
4509 |
3093 |
|
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