Validation of sea ice concentration - Asian sector
Bulletin date: 2017-12-28
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2017-12-24:
| 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 |
207 |
412 |
1 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
138 |
6 |
8 |
1 |
0 |
0 |
0 |
| VODI |
0 |
157 |
14 |
138 |
101 |
0 |
0 |
0 |
| ODI |
0 |
114 |
6 |
133 |
207 |
26 |
0 |
0 |
| CDI |
0 |
82 |
1 |
61 |
108 |
184 |
17 |
2 |
| VCDI |
0 |
123 |
11 |
96 |
260 |
2054 |
6545 |
20864 |
|
...date precedes bulletin
|
Date: 2017-12-26:
| 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 |
150 |
494 |
5 |
17 |
1 |
0 |
0 |
0 |
| OW |
0 |
73 |
4 |
32 |
6 |
0 |
0 |
0 |
| VODI |
0 |
74 |
7 |
83 |
56 |
3 |
0 |
0 |
| ODI |
0 |
61 |
5 |
50 |
283 |
141 |
1 |
0 |
| CDI |
0 |
24 |
3 |
27 |
73 |
369 |
124 |
99 |
| VCDI |
0 |
24 |
6 |
48 |
112 |
807 |
12697 |
16123 |
|
...date precedes bulletin
|
Date: 2017-12-28:
| 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 |
26 |
579 |
11 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
66 |
4 |
36 |
2 |
0 |
0 |
0 |
| VODI |
0 |
74 |
8 |
70 |
12 |
0 |
0 |
0 |
| ODI |
0 |
23 |
3 |
88 |
99 |
18 |
1 |
0 |
| CDI |
0 |
20 |
8 |
19 |
268 |
327 |
81 |
26 |
| VCDI |
0 |
12 |
3 |
49 |
206 |
1385 |
11413 |
17142 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
26 |
581 |
11 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
62 |
4 |
33 |
1 |
0 |
0 |
0 |
| VODI |
0 |
77 |
10 |
70 |
15 |
0 |
0 |
0 |
| ODI |
0 |
26 |
1 |
88 |
255 |
141 |
0 |
0 |
| CDI |
0 |
17 |
8 |
16 |
151 |
249 |
72 |
10 |
| VCDI |
0 |
11 |
3 |
49 |
165 |
1340 |
11423 |
17158 |
|
Date: 2017-12-30:
| 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 |
50 |
592 |
2 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
116 |
8 |
21 |
0 |
0 |
0 |
0 |
| VODI |
0 |
146 |
7 |
49 |
11 |
0 |
0 |
0 |
| ODI |
0 |
89 |
3 |
76 |
52 |
20 |
0 |
0 |
| CDI |
0 |
49 |
7 |
56 |
239 |
203 |
83 |
13 |
| VCDI |
0 |
76 |
12 |
110 |
296 |
1434 |
8641 |
19620 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
50 |
591 |
2 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
97 |
8 |
18 |
0 |
0 |
0 |
0 |
| VODI |
0 |
147 |
2 |
35 |
6 |
0 |
0 |
0 |
| ODI |
0 |
115 |
11 |
104 |
86 |
69 |
0 |
0 |
| CDI |
0 |
52 |
4 |
60 |
253 |
166 |
75 |
6 |
| VCDI |
0 |
66 |
12 |
92 |
253 |
1422 |
8649 |
19627 |
|
Date: 2018-01-01:
| 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 |
67 |
809 |
8 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
142 |
5 |
78 |
0 |
0 |
0 |
0 |
| VODI |
0 |
92 |
6 |
114 |
81 |
0 |
0 |
0 |
| ODI |
0 |
37 |
6 |
20 |
222 |
9 |
0 |
0 |
| CDI |
0 |
16 |
7 |
69 |
170 |
133 |
24 |
29 |
| VCDI |
0 |
0 |
0 |
28 |
123 |
817 |
8432 |
20525 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67 |
542 |
0 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
134 |
8 |
7 |
0 |
0 |
0 |
0 |
| VODI |
0 |
162 |
3 |
45 |
5 |
0 |
0 |
0 |
| ODI |
0 |
132 |
6 |
82 |
30 |
0 |
0 |
0 |
| CDI |
0 |
60 |
3 |
98 |
284 |
81 |
41 |
60 |
| VCDI |
0 |
66 |
12 |
88 |
277 |
878 |
8415 |
20494 |
|
Date: 2018-01-03:
| 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 |
82 |
793 |
9 |
6 |
0 |
0 |
0 |
0 |
| OW |
0 |
185 |
15 |
79 |
0 |
0 |
0 |
0 |
| VODI |
0 |
91 |
5 |
115 |
96 |
0 |
0 |
0 |
| ODI |
0 |
49 |
1 |
27 |
149 |
11 |
0 |
0 |
| CDI |
0 |
36 |
9 |
41 |
146 |
108 |
2 |
1 |
| VCDI |
0 |
7 |
2 |
49 |
205 |
1034 |
5526 |
23203 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82 |
505 |
2 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
118 |
8 |
3 |
0 |
0 |
0 |
0 |
| VODI |
0 |
159 |
5 |
46 |
0 |
0 |
0 |
0 |
| ODI |
0 |
137 |
9 |
66 |
22 |
4 |
0 |
0 |
| CDI |
0 |
58 |
3 |
83 |
259 |
88 |
4 |
45 |
| VCDI |
0 |
184 |
14 |
119 |
315 |
1061 |
5524 |
23159 |
|
Date: 2018-01-05:
| 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 |
59 |
755 |
2 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
216 |
15 |
56 |
0 |
0 |
0 |
0 |
| VODI |
0 |
110 |
6 |
121 |
61 |
0 |
0 |
0 |
| ODI |
0 |
46 |
3 |
43 |
113 |
5 |
0 |
0 |
| CDI |
0 |
35 |
7 |
33 |
108 |
110 |
10 |
19 |
| VCDI |
0 |
4 |
5 |
64 |
179 |
677 |
5147 |
24070 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
59 |
462 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
105 |
0 |
2 |
0 |
0 |
0 |
0 |
| VODI |
0 |
139 |
4 |
4 |
0 |
0 |
0 |
0 |
| ODI |
0 |
147 |
4 |
27 |
1 |
0 |
0 |
0 |
| CDI |
0 |
156 |
15 |
141 |
105 |
39 |
6 |
17 |
| VCDI |
0 |
157 |
15 |
146 |
355 |
753 |
5151 |
24072 |
|
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