Validation of sea ice concentration - Asian sector
Bulletin date: 2017-12-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-12-08:
| 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 |
93 |
691 |
17 |
71 |
32 |
2 |
0 |
0 |
| OW |
0 |
194 |
21 |
75 |
41 |
10 |
0 |
0 |
| VODI |
0 |
49 |
6 |
91 |
84 |
39 |
5 |
0 |
| ODI |
0 |
39 |
2 |
5 |
102 |
73 |
18 |
0 |
| CDI |
0 |
39 |
3 |
7 |
21 |
149 |
96 |
0 |
| VCDI |
0 |
26 |
5 |
74 |
124 |
993 |
8740 |
20045 |
|
...date precedes bulletin
|
Date: 2017-12-10:
| 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 |
35 |
512 |
11 |
56 |
42 |
7 |
0 |
0 |
| OW |
0 |
109 |
6 |
73 |
42 |
13 |
1 |
0 |
| VODI |
0 |
67 |
9 |
99 |
86 |
46 |
14 |
0 |
| ODI |
0 |
32 |
1 |
6 |
103 |
66 |
30 |
0 |
| CDI |
0 |
30 |
4 |
10 |
10 |
219 |
70 |
4 |
| VCDI |
0 |
20 |
6 |
54 |
125 |
847 |
8294 |
20923 |
|
...date precedes bulletin
|
Date: 2017-12-12:
| 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 |
84 |
514 |
9 |
48 |
27 |
9 |
0 |
0 |
| OW |
0 |
103 |
10 |
68 |
59 |
35 |
0 |
0 |
| VODI |
0 |
26 |
4 |
93 |
105 |
86 |
8 |
0 |
| ODI |
0 |
19 |
2 |
13 |
82 |
59 |
56 |
0 |
| CDI |
0 |
6 |
3 |
37 |
58 |
111 |
136 |
2 |
| VCDI |
0 |
0 |
0 |
4 |
60 |
767 |
8043 |
21336 |
|
...date precedes bulletin
|
Date: 2017-12-14:
| 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 |
135 |
469 |
11 |
60 |
40 |
0 |
0 |
0 |
| OW |
0 |
140 |
4 |
60 |
87 |
0 |
0 |
0 |
| VODI |
0 |
111 |
8 |
53 |
137 |
20 |
0 |
0 |
| ODI |
0 |
43 |
3 |
59 |
49 |
64 |
0 |
0 |
| CDI |
0 |
41 |
3 |
14 |
79 |
149 |
4 |
4 |
| VCDI |
0 |
36 |
11 |
71 |
198 |
2532 |
7440 |
19947 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
135 |
565 |
13 |
87 |
74 |
0 |
0 |
0 |
| OW |
0 |
97 |
3 |
48 |
84 |
0 |
0 |
0 |
| VODI |
0 |
67 |
8 |
77 |
107 |
16 |
0 |
0 |
| ODI |
0 |
49 |
2 |
22 |
74 |
43 |
0 |
0 |
| CDI |
0 |
42 |
4 |
11 |
77 |
132 |
2 |
1 |
| VCDI |
0 |
20 |
10 |
72 |
174 |
2574 |
7442 |
19950 |
|
Date: 2017-12-16:
| 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 |
114 |
508 |
12 |
69 |
57 |
0 |
0 |
0 |
| OW |
0 |
161 |
16 |
115 |
67 |
0 |
0 |
0 |
| VODI |
0 |
96 |
6 |
71 |
107 |
2 |
0 |
0 |
| ODI |
0 |
41 |
6 |
35 |
65 |
49 |
0 |
0 |
| CDI |
0 |
34 |
3 |
27 |
49 |
137 |
5 |
20 |
| VCDI |
0 |
50 |
9 |
85 |
182 |
2053 |
8144 |
19687 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
114 |
596 |
20 |
90 |
76 |
0 |
0 |
0 |
| OW |
0 |
120 |
9 |
103 |
62 |
0 |
0 |
0 |
| VODI |
0 |
69 |
10 |
77 |
97 |
4 |
0 |
0 |
| ODI |
0 |
28 |
2 |
36 |
74 |
21 |
0 |
0 |
| CDI |
0 |
35 |
3 |
19 |
48 |
130 |
6 |
16 |
| VCDI |
0 |
42 |
8 |
77 |
170 |
2086 |
8143 |
19691 |
|
Date: 2017-12-18:
| 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 |
78 |
514 |
8 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
83 |
10 |
61 |
18 |
0 |
0 |
0 |
| VODI |
0 |
214 |
21 |
255 |
151 |
2 |
0 |
0 |
| ODI |
0 |
14 |
2 |
43 |
130 |
32 |
0 |
0 |
| CDI |
0 |
13 |
3 |
21 |
78 |
176 |
27 |
54 |
| VCDI |
0 |
5 |
1 |
27 |
76 |
1232 |
7746 |
20976 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78 |
575 |
12 |
92 |
36 |
0 |
0 |
0 |
| OW |
0 |
137 |
13 |
113 |
82 |
0 |
0 |
0 |
| VODI |
0 |
76 |
11 |
96 |
100 |
9 |
0 |
0 |
| ODI |
0 |
23 |
3 |
56 |
51 |
50 |
0 |
0 |
| CDI |
0 |
17 |
3 |
20 |
60 |
115 |
21 |
69 |
| VCDI |
0 |
15 |
3 |
41 |
124 |
1268 |
7752 |
20961 |
|
Date: 2017-12-20:
| 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 |
104 |
497 |
2 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
54 |
13 |
44 |
15 |
0 |
0 |
0 |
| VODI |
0 |
137 |
14 |
136 |
208 |
3 |
0 |
0 |
| ODI |
0 |
27 |
5 |
80 |
150 |
67 |
0 |
0 |
| CDI |
0 |
20 |
3 |
20 |
88 |
127 |
15 |
18 |
| VCDI |
0 |
4 |
1 |
30 |
117 |
478 |
6367 |
23225 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
104 |
483 |
10 |
80 |
47 |
0 |
0 |
0 |
| OW |
0 |
128 |
9 |
53 |
72 |
0 |
0 |
0 |
| VODI |
0 |
66 |
13 |
105 |
186 |
48 |
0 |
0 |
| ODI |
0 |
20 |
1 |
31 |
63 |
106 |
2 |
0 |
| CDI |
0 |
24 |
1 |
8 |
63 |
109 |
86 |
15 |
| VCDI |
0 |
18 |
4 |
46 |
147 |
412 |
6294 |
23228 |
|
Date: 2017-12-22:
| 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 |
118 |
534 |
4 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
115 |
7 |
33 |
6 |
0 |
0 |
0 |
| VODI |
0 |
166 |
13 |
131 |
199 |
0 |
0 |
0 |
| ODI |
0 |
94 |
9 |
71 |
91 |
93 |
1 |
0 |
| CDI |
0 |
65 |
3 |
44 |
56 |
158 |
42 |
18 |
| VCDI |
0 |
73 |
14 |
112 |
257 |
1839 |
7986 |
19726 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118 |
482 |
14 |
74 |
25 |
0 |
0 |
0 |
| OW |
0 |
141 |
6 |
55 |
79 |
0 |
0 |
0 |
| VODI |
0 |
109 |
11 |
61 |
166 |
68 |
0 |
0 |
| ODI |
0 |
44 |
2 |
43 |
20 |
90 |
39 |
0 |
| CDI |
0 |
46 |
0 |
27 |
51 |
117 |
109 |
16 |
| VCDI |
0 |
225 |
17 |
135 |
268 |
1815 |
7881 |
19728 |
|
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