Validation of sea ice concentration
Bulletin date: 2016-08-04
Model vs. observations, sea ice class contingency tables
Date: 2016-07-29:
| 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 |
24165 |
5456 |
1116 |
440 |
180 |
63 |
25 |
0 |
| OW |
0 |
0 |
14 |
106 |
116 |
91 |
67 |
0 |
| VODI |
0 |
0 |
8 |
51 |
233 |
292 |
243 |
2 |
| ODI |
0 |
0 |
1 |
7 |
50 |
194 |
873 |
29 |
| CDI |
0 |
0 |
1 |
5 |
7 |
10 |
1507 |
2772 |
| VCDI |
0 |
0 |
4 |
2 |
4 |
0 |
24 |
1 |
|
...date precedes bulletin
|
Date: 2016-08-02:
| 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 |
24466 |
5273 |
728 |
588 |
185 |
88 |
44 |
0 |
| OW |
0 |
0 |
9 |
123 |
135 |
93 |
44 |
0 |
| VODI |
0 |
0 |
2 |
44 |
206 |
272 |
160 |
0 |
| ODI |
0 |
0 |
0 |
6 |
55 |
230 |
1041 |
8 |
| CDI |
0 |
0 |
0 |
5 |
6 |
8 |
1710 |
2520 |
| VCDI |
0 |
0 |
0 |
7 |
6 |
3 |
44 |
50 |
|
...date precedes bulletin
|
Date: 2016-08-04:
| 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 |
24180 |
5472 |
885 |
538 |
178 |
64 |
40 |
0 |
| OW |
0 |
0 |
34 |
178 |
174 |
59 |
21 |
0 |
| VODI |
0 |
0 |
17 |
144 |
348 |
194 |
94 |
0 |
| ODI |
0 |
0 |
2 |
20 |
180 |
658 |
516 |
6 |
| CDI |
0 |
0 |
1 |
5 |
27 |
155 |
1932 |
2006 |
| VCDI |
0 |
0 |
0 |
7 |
6 |
3 |
15 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24180 |
5472 |
886 |
541 |
181 |
66 |
41 |
0 |
| OW |
0 |
0 |
30 |
163 |
147 |
51 |
28 |
0 |
| VODI |
0 |
0 |
20 |
153 |
350 |
191 |
67 |
0 |
| ODI |
0 |
0 |
2 |
23 |
185 |
590 |
442 |
10 |
| CDI |
0 |
0 |
1 |
7 |
46 |
232 |
1974 |
2002 |
| VCDI |
0 |
0 |
0 |
5 |
4 |
3 |
66 |
0 |
|
Date: 2016-08-08:
| 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 |
24451 |
5065 |
1062 |
567 |
199 |
49 |
32 |
0 |
| OW |
0 |
0 |
13 |
123 |
156 |
76 |
37 |
0 |
| VODI |
0 |
0 |
1 |
63 |
198 |
180 |
104 |
0 |
| ODI |
0 |
0 |
0 |
10 |
127 |
327 |
556 |
3 |
| CDI |
0 |
0 |
0 |
5 |
5 |
34 |
1810 |
2097 |
| VCDI |
0 |
0 |
0 |
15 |
4 |
1 |
424 |
365 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24451 |
5065 |
1048 |
482 |
201 |
74 |
50 |
0 |
| OW |
0 |
0 |
24 |
171 |
160 |
93 |
52 |
0 |
| VODI |
0 |
0 |
4 |
100 |
208 |
229 |
412 |
0 |
| ODI |
0 |
0 |
0 |
11 |
111 |
210 |
704 |
184 |
| CDI |
0 |
0 |
0 |
9 |
7 |
61 |
1603 |
2011 |
| VCDI |
0 |
0 |
0 |
10 |
2 |
0 |
142 |
270 |
|
Date: 2016-08-10:
| 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 |
24304 |
5089 |
1112 |
636 |
252 |
53 |
14 |
0 |
| OW |
0 |
0 |
31 |
89 |
204 |
113 |
22 |
0 |
| VODI |
0 |
0 |
1 |
51 |
199 |
221 |
128 |
0 |
| ODI |
0 |
0 |
0 |
9 |
62 |
308 |
542 |
0 |
| CDI |
0 |
0 |
0 |
6 |
6 |
56 |
2112 |
1812 |
| VCDI |
0 |
0 |
0 |
14 |
3 |
0 |
358 |
352 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24304 |
5089 |
1103 |
562 |
259 |
93 |
32 |
0 |
| OW |
0 |
0 |
41 |
132 |
201 |
128 |
49 |
0 |
| VODI |
0 |
0 |
0 |
85 |
197 |
288 |
419 |
0 |
| ODI |
0 |
0 |
0 |
7 |
60 |
202 |
1050 |
223 |
| CDI |
0 |
0 |
0 |
10 |
7 |
40 |
1495 |
1712 |
| VCDI |
0 |
0 |
0 |
9 |
2 |
0 |
131 |
229 |
|
Date: 2016-08-12:
| 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 |
24283 |
5153 |
938 |
661 |
378 |
42 |
10 |
0 |
| OW |
0 |
0 |
16 |
102 |
216 |
128 |
20 |
0 |
| VODI |
0 |
0 |
0 |
32 |
150 |
393 |
119 |
0 |
| ODI |
0 |
0 |
0 |
6 |
47 |
383 |
417 |
0 |
| CDI |
0 |
0 |
0 |
5 |
7 |
59 |
2300 |
1720 |
| VCDI |
0 |
0 |
0 |
14 |
2 |
0 |
160 |
398 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24283 |
5143 |
935 |
669 |
327 |
80 |
28 |
0 |
| OW |
0 |
10 |
14 |
102 |
242 |
150 |
50 |
0 |
| VODI |
0 |
0 |
5 |
26 |
193 |
511 |
321 |
0 |
| ODI |
0 |
0 |
0 |
5 |
30 |
225 |
1227 |
110 |
| CDI |
0 |
0 |
0 |
9 |
8 |
39 |
1282 |
1736 |
| VCDI |
0 |
0 |
0 |
9 |
0 |
0 |
118 |
272 |
|
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