Validation of sea ice concentration - Asian sector
Bulletin date: 2018-01-18
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-01-12:
| 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 |
1 |
619 |
2 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
65 |
10 |
37 |
0 |
0 |
0 |
0 |
| VODI |
0 |
65 |
5 |
81 |
14 |
0 |
0 |
0 |
| ODI |
0 |
39 |
4 |
43 |
69 |
8 |
0 |
0 |
| CDI |
0 |
26 |
5 |
38 |
175 |
137 |
58 |
2 |
| VCDI |
0 |
4 |
3 |
48 |
188 |
890 |
5565 |
23873 |
|
...date precedes bulletin
|
Date: 2018-01-14:
| 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 |
51 |
574 |
1 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
103 |
1 |
17 |
3 |
0 |
0 |
0 |
| VODI |
0 |
88 |
15 |
40 |
6 |
0 |
0 |
0 |
| ODI |
0 |
45 |
3 |
68 |
60 |
2 |
1 |
0 |
| CDI |
0 |
42 |
3 |
25 |
150 |
69 |
47 |
1 |
| VCDI |
0 |
18 |
10 |
71 |
215 |
657 |
6071 |
23618 |
|
...date precedes bulletin
|
Date: 2018-01-16:
| 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 |
4 |
759 |
6 |
33 |
0 |
0 |
0 |
0 |
| OW |
0 |
117 |
12 |
57 |
5 |
0 |
0 |
0 |
| VODI |
0 |
67 |
7 |
65 |
92 |
0 |
0 |
0 |
| ODI |
0 |
34 |
3 |
29 |
138 |
11 |
0 |
0 |
| CDI |
0 |
26 |
5 |
32 |
131 |
127 |
17 |
11 |
| VCDI |
0 |
8 |
6 |
50 |
165 |
678 |
5422 |
23965 |
|
...date precedes bulletin
|
Date: 2018-01-18:
| 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 |
141 |
540 |
2 |
6 |
0 |
0 |
0 |
0 |
| OW |
0 |
89 |
3 |
33 |
1 |
0 |
0 |
0 |
| VODI |
0 |
97 |
8 |
79 |
17 |
0 |
0 |
0 |
| ODI |
0 |
54 |
5 |
40 |
62 |
6 |
0 |
0 |
| CDI |
0 |
49 |
1 |
14 |
98 |
35 |
24 |
8 |
| VCDI |
0 |
74 |
8 |
76 |
164 |
710 |
7057 |
22581 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
141 |
542 |
2 |
6 |
0 |
0 |
0 |
0 |
| OW |
0 |
85 |
4 |
37 |
2 |
0 |
0 |
0 |
| VODI |
0 |
92 |
7 |
76 |
16 |
0 |
0 |
0 |
| ODI |
0 |
51 |
4 |
37 |
73 |
6 |
0 |
0 |
| CDI |
0 |
49 |
2 |
12 |
92 |
45 |
24 |
10 |
| VCDI |
0 |
84 |
8 |
80 |
159 |
700 |
7057 |
22579 |
|
Date: 2018-01-20:
| 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 |
169 |
475 |
3 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
82 |
6 |
21 |
0 |
0 |
0 |
0 |
| VODI |
0 |
91 |
3 |
61 |
8 |
0 |
0 |
0 |
| ODI |
0 |
61 |
2 |
60 |
53 |
0 |
0 |
0 |
| CDI |
0 |
60 |
3 |
11 |
92 |
22 |
38 |
18 |
| VCDI |
0 |
65 |
10 |
85 |
211 |
778 |
6868 |
22725 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
169 |
483 |
4 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
76 |
5 |
29 |
0 |
0 |
0 |
0 |
| VODI |
0 |
84 |
4 |
65 |
12 |
0 |
0 |
0 |
| ODI |
0 |
65 |
0 |
46 |
62 |
0 |
0 |
0 |
| CDI |
0 |
56 |
4 |
8 |
92 |
26 |
38 |
26 |
| VCDI |
0 |
70 |
10 |
87 |
198 |
774 |
6868 |
22717 |
|
Date: 2018-01-22:
| 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 |
161 |
650 |
6 |
21 |
0 |
0 |
0 |
0 |
| OW |
0 |
102 |
3 |
49 |
3 |
0 |
0 |
0 |
| VODI |
0 |
96 |
0 |
42 |
48 |
0 |
0 |
0 |
| ODI |
0 |
45 |
4 |
42 |
117 |
39 |
0 |
0 |
| CDI |
0 |
45 |
9 |
78 |
157 |
92 |
14 |
5 |
| VCDI |
0 |
0 |
0 |
2 |
130 |
529 |
4664 |
24929 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
161 |
510 |
4 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
88 |
4 |
25 |
0 |
0 |
0 |
0 |
| VODI |
0 |
92 |
1 |
57 |
5 |
0 |
0 |
0 |
| ODI |
0 |
76 |
0 |
36 |
79 |
8 |
0 |
0 |
| CDI |
0 |
64 |
0 |
16 |
83 |
52 |
18 |
8 |
| VCDI |
0 |
108 |
13 |
99 |
288 |
600 |
4660 |
24926 |
|
Date: 2018-01-24:
| 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 |
142 |
551 |
8 |
33 |
1 |
0 |
0 |
0 |
| OW |
0 |
96 |
1 |
16 |
12 |
0 |
0 |
0 |
| VODI |
0 |
142 |
4 |
36 |
37 |
0 |
0 |
0 |
| ODI |
0 |
47 |
9 |
43 |
72 |
2 |
0 |
0 |
| CDI |
0 |
3 |
3 |
82 |
98 |
121 |
20 |
0 |
| VCDI |
0 |
0 |
0 |
34 |
209 |
618 |
5671 |
23971 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
142 |
438 |
8 |
24 |
0 |
0 |
0 |
0 |
| OW |
0 |
93 |
0 |
14 |
3 |
0 |
0 |
0 |
| VODI |
0 |
127 |
0 |
28 |
34 |
0 |
0 |
0 |
| ODI |
0 |
83 |
3 |
23 |
73 |
6 |
0 |
0 |
| CDI |
0 |
49 |
4 |
17 |
80 |
73 |
17 |
0 |
| VCDI |
0 |
49 |
10 |
138 |
239 |
662 |
5674 |
23971 |
|
Date: 2018-01-26:
| 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 |
114 |
549 |
4 |
27 |
0 |
0 |
0 |
0 |
| OW |
0 |
91 |
4 |
29 |
2 |
0 |
0 |
0 |
| VODI |
0 |
145 |
6 |
20 |
19 |
0 |
0 |
0 |
| ODI |
0 |
110 |
10 |
36 |
64 |
3 |
3 |
0 |
| CDI |
0 |
51 |
13 |
93 |
94 |
44 |
15 |
18 |
| VCDI |
0 |
21 |
12 |
138 |
368 |
570 |
4442 |
24967 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
114 |
415 |
3 |
17 |
0 |
0 |
0 |
0 |
| OW |
0 |
79 |
5 |
27 |
0 |
0 |
0 |
0 |
| VODI |
0 |
156 |
4 |
28 |
21 |
0 |
0 |
0 |
| ODI |
0 |
147 |
7 |
27 |
59 |
0 |
0 |
0 |
| CDI |
0 |
97 |
11 |
35 |
74 |
34 |
16 |
36 |
| VCDI |
0 |
73 |
19 |
209 |
393 |
583 |
4444 |
24949 |
|
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