Validation of sea ice concentration
Bulletin date: 2015-07-30
Model vs. observations, sea ice class contingency tables
Date: 2015-07-24:
| 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 |
19485 |
7966 |
816 |
422 |
174 |
115 |
41 |
5 |
| OW |
0 |
32 |
73 |
141 |
97 |
80 |
54 |
0 |
| VODI |
0 |
14 |
46 |
95 |
187 |
232 |
169 |
0 |
| ODI |
0 |
1 |
18 |
26 |
121 |
227 |
614 |
1 |
| CDI |
0 |
0 |
4 |
21 |
30 |
78 |
1783 |
2816 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1 |
242 |
839 |
|
...date precedes bulletin
|
Date: 2015-07-28:
| 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 |
19652 |
7701 |
1096 |
357 |
402 |
117 |
35 |
0 |
| OW |
0 |
1 |
77 |
123 |
141 |
104 |
33 |
0 |
| VODI |
0 |
0 |
25 |
61 |
205 |
356 |
153 |
0 |
| ODI |
0 |
0 |
0 |
16 |
59 |
294 |
619 |
4 |
| CDI |
0 |
0 |
0 |
0 |
11 |
40 |
1883 |
2680 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
6 |
91 |
723 |
|
...date precedes bulletin
|
Date: 2015-07-30:
| 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 |
19692 |
8137 |
921 |
495 |
169 |
75 |
39 |
0 |
| OW |
0 |
24 |
89 |
126 |
146 |
99 |
32 |
0 |
| VODI |
0 |
1 |
73 |
98 |
277 |
312 |
116 |
0 |
| ODI |
0 |
0 |
5 |
22 |
128 |
237 |
596 |
3 |
| CDI |
0 |
0 |
0 |
2 |
39 |
83 |
1733 |
2778 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
6 |
79 |
433 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19692 |
8141 |
931 |
529 |
210 |
90 |
42 |
0 |
| OW |
0 |
21 |
89 |
105 |
129 |
103 |
29 |
0 |
| VODI |
0 |
0 |
61 |
86 |
260 |
273 |
93 |
0 |
| ODI |
0 |
0 |
7 |
22 |
116 |
244 |
488 |
3 |
| CDI |
0 |
0 |
0 |
1 |
44 |
97 |
1864 |
2742 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
5 |
79 |
469 |
|
Date: 2015-08-03:
| 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 |
22451 |
6107 |
703 |
305 |
120 |
54 |
21 |
0 |
| OW |
0 |
39 |
99 |
168 |
94 |
49 |
15 |
0 |
| VODI |
0 |
5 |
21 |
144 |
262 |
166 |
103 |
0 |
| ODI |
0 |
0 |
0 |
28 |
113 |
252 |
371 |
0 |
| CDI |
0 |
0 |
0 |
4 |
65 |
248 |
1016 |
26 |
| VCDI |
0 |
0 |
0 |
5 |
16 |
95 |
1732 |
2170 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22451 |
6097 |
732 |
335 |
162 |
77 |
28 |
0 |
| OW |
0 |
50 |
69 |
170 |
136 |
80 |
46 |
0 |
| VODI |
0 |
4 |
20 |
116 |
207 |
188 |
210 |
0 |
| ODI |
0 |
0 |
2 |
23 |
81 |
173 |
720 |
2 |
| CDI |
0 |
0 |
0 |
8 |
79 |
339 |
2240 |
2166 |
| VCDI |
0 |
0 |
0 |
2 |
5 |
7 |
14 |
28 |
|
Date: 2015-08-05:
| 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 |
22420 |
6060 |
917 |
298 |
149 |
71 |
22 |
0 |
| OW |
0 |
9 |
84 |
144 |
129 |
95 |
33 |
0 |
| VODI |
0 |
0 |
14 |
118 |
208 |
186 |
230 |
0 |
| ODI |
0 |
0 |
0 |
13 |
77 |
172 |
416 |
0 |
| CDI |
0 |
0 |
0 |
3 |
30 |
54 |
1440 |
73 |
| VCDI |
0 |
0 |
0 |
2 |
2 |
10 |
1034 |
2554 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22420 |
6044 |
865 |
324 |
182 |
99 |
41 |
0 |
| OW |
0 |
22 |
110 |
132 |
141 |
109 |
90 |
0 |
| VODI |
0 |
3 |
40 |
95 |
183 |
173 |
313 |
0 |
| ODI |
0 |
0 |
0 |
21 |
59 |
125 |
715 |
7 |
| CDI |
0 |
0 |
0 |
5 |
28 |
80 |
2011 |
2620 |
| VCDI |
0 |
0 |
0 |
1 |
2 |
2 |
5 |
0 |
|
Date: 2015-08-07:
| 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 |
22103 |
6218 |
960 |
413 |
197 |
152 |
11 |
0 |
| OW |
0 |
8 |
44 |
122 |
154 |
144 |
51 |
0 |
| VODI |
0 |
0 |
14 |
108 |
232 |
250 |
242 |
0 |
| ODI |
0 |
0 |
2 |
21 |
97 |
136 |
405 |
1 |
| CDI |
0 |
0 |
0 |
0 |
39 |
77 |
1588 |
159 |
| VCDI |
0 |
0 |
0 |
2 |
2 |
2 |
686 |
2427 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22103 |
6210 |
908 |
406 |
218 |
201 |
22 |
0 |
| OW |
0 |
14 |
74 |
134 |
188 |
162 |
77 |
0 |
| VODI |
0 |
2 |
38 |
97 |
188 |
196 |
331 |
0 |
| ODI |
0 |
0 |
0 |
26 |
83 |
113 |
745 |
65 |
| CDI |
0 |
0 |
0 |
2 |
42 |
88 |
1803 |
2522 |
| VCDI |
0 |
0 |
0 |
1 |
2 |
1 |
5 |
0 |
|
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