Validation of sea ice concentration
Bulletin date: 2016-11-03
Model vs. observations, sea ice class contingency tables
Date: 2016-10-28:
| 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 |
23617 |
5521 |
422 |
144 |
58 |
61 |
14 |
0 |
| OW |
0 |
65 |
122 |
64 |
37 |
40 |
12 |
0 |
| VODI |
0 |
13 |
59 |
87 |
80 |
76 |
25 |
0 |
| ODI |
0 |
4 |
22 |
41 |
61 |
101 |
62 |
0 |
| CDI |
0 |
0 |
1 |
31 |
88 |
142 |
229 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
48 |
232 |
3413 |
3161 |
|
...date precedes bulletin
|
Date: 2016-11-01:
| 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 |
22526 |
6077 |
556 |
103 |
46 |
33 |
26 |
0 |
| OW |
7 |
177 |
159 |
98 |
38 |
17 |
4 |
0 |
| VODI |
0 |
119 |
83 |
185 |
112 |
36 |
11 |
0 |
| ODI |
0 |
6 |
18 |
73 |
72 |
96 |
49 |
0 |
| CDI |
0 |
1 |
8 |
27 |
81 |
172 |
326 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
63 |
878 |
5060 |
805 |
|
...date precedes bulletin
|
Date: 2016-11-03:
| 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 |
21171 |
7122 |
569 |
132 |
76 |
65 |
1 |
0 |
| OW |
0 |
136 |
249 |
117 |
62 |
47 |
2 |
0 |
| VODI |
0 |
16 |
140 |
166 |
147 |
76 |
16 |
0 |
| ODI |
0 |
1 |
36 |
53 |
133 |
97 |
73 |
0 |
| CDI |
0 |
0 |
8 |
29 |
53 |
144 |
368 |
2 |
| VCDI |
0 |
0 |
1 |
5 |
35 |
198 |
3428 |
3185 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21168 |
7092 |
585 |
139 |
78 |
73 |
1 |
0 |
| OW |
3 |
152 |
211 |
105 |
51 |
39 |
1 |
0 |
| VODI |
0 |
29 |
159 |
163 |
170 |
70 |
14 |
0 |
| ODI |
0 |
2 |
35 |
58 |
112 |
92 |
61 |
0 |
| CDI |
0 |
0 |
12 |
32 |
57 |
151 |
360 |
3 |
| VCDI |
0 |
0 |
1 |
5 |
38 |
202 |
3451 |
3184 |
|
Date: 2016-11-07:
| 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 |
22527 |
5800 |
248 |
238 |
58 |
66 |
3 |
0 |
| OW |
7 |
219 |
120 |
89 |
76 |
67 |
5 |
0 |
| VODI |
15 |
70 |
97 |
122 |
167 |
127 |
45 |
0 |
| ODI |
8 |
1 |
20 |
30 |
108 |
183 |
159 |
0 |
| CDI |
0 |
0 |
3 |
14 |
90 |
331 |
324 |
23 |
| VCDI |
0 |
0 |
1 |
22 |
198 |
2044 |
3296 |
1138 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22515 |
5663 |
236 |
233 |
65 |
84 |
2 |
0 |
| OW |
16 |
271 |
72 |
78 |
66 |
46 |
8 |
0 |
| VODI |
5 |
138 |
100 |
85 |
127 |
162 |
23 |
0 |
| ODI |
15 |
17 |
61 |
60 |
98 |
163 |
70 |
0 |
| CDI |
6 |
1 |
18 |
33 |
127 |
283 |
254 |
23 |
| VCDI |
0 |
0 |
2 |
26 |
214 |
2080 |
3475 |
1138 |
|
Date: 2016-11-09:
| 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 |
21597 |
6563 |
383 |
253 |
78 |
50 |
18 |
0 |
| OW |
0 |
239 |
148 |
93 |
47 |
38 |
9 |
0 |
| VODI |
0 |
36 |
139 |
159 |
99 |
105 |
50 |
0 |
| ODI |
0 |
10 |
5 |
86 |
113 |
164 |
107 |
0 |
| CDI |
0 |
4 |
0 |
23 |
104 |
238 |
348 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
51 |
607 |
3138 |
3049 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21596 |
6408 |
361 |
233 |
76 |
55 |
19 |
0 |
| OW |
1 |
242 |
111 |
106 |
45 |
50 |
11 |
0 |
| VODI |
0 |
172 |
117 |
126 |
91 |
96 |
37 |
0 |
| ODI |
0 |
15 |
84 |
82 |
90 |
132 |
50 |
0 |
| CDI |
0 |
9 |
2 |
55 |
112 |
225 |
299 |
0 |
| VCDI |
0 |
6 |
0 |
20 |
78 |
644 |
3254 |
3049 |
|
Date: 2016-11-11:
| 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 |
21302 |
6837 |
252 |
228 |
71 |
41 |
32 |
0 |
| OW |
0 |
379 |
95 |
85 |
59 |
27 |
9 |
0 |
| VODI |
0 |
112 |
133 |
138 |
102 |
71 |
21 |
0 |
| ODI |
0 |
27 |
15 |
111 |
137 |
128 |
60 |
0 |
| CDI |
0 |
15 |
13 |
86 |
138 |
246 |
217 |
0 |
| VCDI |
0 |
10 |
6 |
24 |
106 |
735 |
3138 |
2953 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21301 |
6750 |
235 |
191 |
65 |
46 |
37 |
0 |
| OW |
1 |
309 |
89 |
87 |
46 |
21 |
5 |
0 |
| VODI |
0 |
257 |
87 |
131 |
103 |
64 |
18 |
0 |
| ODI |
0 |
56 |
74 |
97 |
103 |
85 |
30 |
0 |
| CDI |
0 |
6 |
24 |
85 |
150 |
208 |
158 |
0 |
| VCDI |
0 |
2 |
5 |
81 |
146 |
824 |
3229 |
2953 |
|
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