Validation of sea ice concentration
Bulletin date: 2015-11-05
Model vs. observations, sea ice class contingency tables
Date: 2015-10-30:
| 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 |
19594 |
5868 |
989 |
350 |
105 |
122 |
7 |
0 |
| OW |
0 |
151 |
174 |
195 |
198 |
53 |
16 |
0 |
| VODI |
0 |
89 |
60 |
151 |
188 |
170 |
45 |
0 |
| ODI |
0 |
51 |
93 |
68 |
71 |
150 |
37 |
0 |
| CDI |
0 |
2 |
19 |
52 |
50 |
243 |
146 |
0 |
| VCDI |
0 |
0 |
7 |
30 |
103 |
859 |
4448 |
2113 |
|
...date precedes bulletin
|
Date: 2015-11-03:
| 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 |
19900 |
5599 |
625 |
393 |
173 |
41 |
18 |
0 |
| OW |
14 |
311 |
104 |
123 |
129 |
43 |
0 |
0 |
| VODI |
0 |
80 |
64 |
102 |
150 |
189 |
6 |
0 |
| ODI |
0 |
27 |
13 |
48 |
111 |
268 |
38 |
0 |
| CDI |
0 |
40 |
18 |
26 |
84 |
442 |
132 |
16 |
| VCDI |
0 |
11 |
20 |
32 |
85 |
703 |
4158 |
2731 |
|
...date precedes bulletin
|
Date: 2015-11-05:
| 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 |
19233 |
5679 |
622 |
238 |
115 |
50 |
48 |
0 |
| OW |
15 |
419 |
162 |
135 |
113 |
54 |
11 |
0 |
| VODI |
4 |
243 |
136 |
87 |
206 |
128 |
9 |
0 |
| ODI |
0 |
49 |
33 |
41 |
112 |
234 |
37 |
0 |
| CDI |
0 |
4 |
27 |
21 |
42 |
454 |
212 |
32 |
| VCDI |
0 |
0 |
26 |
44 |
78 |
651 |
3813 |
3450 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19235 |
5692 |
646 |
255 |
135 |
73 |
50 |
0 |
| OW |
11 |
344 |
140 |
115 |
114 |
42 |
8 |
0 |
| VODI |
6 |
282 |
138 |
95 |
181 |
115 |
10 |
0 |
| ODI |
0 |
70 |
30 |
37 |
108 |
248 |
35 |
0 |
| CDI |
0 |
6 |
28 |
19 |
51 |
419 |
175 |
26 |
| VCDI |
0 |
0 |
24 |
45 |
77 |
674 |
3852 |
3456 |
|
Date: 2015-11-09:
| 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 |
18984 |
5882 |
941 |
250 |
182 |
77 |
32 |
0 |
| OW |
1 |
268 |
176 |
151 |
79 |
60 |
10 |
0 |
| VODI |
0 |
39 |
62 |
171 |
179 |
151 |
50 |
0 |
| ODI |
0 |
2 |
19 |
45 |
69 |
196 |
179 |
0 |
| CDI |
0 |
0 |
18 |
40 |
69 |
286 |
538 |
0 |
| VCDI |
0 |
0 |
5 |
20 |
96 |
363 |
4923 |
2454 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18943 |
5443 |
658 |
160 |
150 |
66 |
26 |
0 |
| OW |
42 |
404 |
247 |
107 |
40 |
13 |
11 |
0 |
| VODI |
0 |
251 |
187 |
185 |
157 |
119 |
68 |
0 |
| ODI |
0 |
84 |
72 |
108 |
89 |
121 |
121 |
0 |
| CDI |
0 |
9 |
48 |
67 |
100 |
230 |
294 |
0 |
| VCDI |
0 |
0 |
9 |
50 |
138 |
584 |
5212 |
2454 |
|
Date: 2015-11-11:
| 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 |
19087 |
5991 |
519 |
210 |
127 |
71 |
31 |
0 |
| OW |
4 |
539 |
258 |
140 |
98 |
50 |
3 |
0 |
| VODI |
0 |
85 |
131 |
203 |
167 |
159 |
19 |
0 |
| ODI |
0 |
14 |
38 |
79 |
93 |
223 |
51 |
0 |
| CDI |
0 |
1 |
42 |
58 |
78 |
251 |
239 |
0 |
| VCDI |
0 |
0 |
16 |
58 |
115 |
556 |
4776 |
2487 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19082 |
5589 |
393 |
150 |
96 |
55 |
30 |
0 |
| OW |
9 |
644 |
185 |
68 |
41 |
28 |
3 |
0 |
| VODI |
0 |
337 |
244 |
176 |
134 |
109 |
15 |
0 |
| ODI |
0 |
58 |
96 |
162 |
135 |
141 |
45 |
0 |
| CDI |
0 |
2 |
55 |
94 |
110 |
266 |
229 |
0 |
| VCDI |
0 |
0 |
31 |
98 |
162 |
711 |
4797 |
2487 |
|
Date: 2015-11-13:
| 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 |
18691 |
6032 |
513 |
176 |
76 |
133 |
84 |
0 |
| OW |
19 |
602 |
274 |
151 |
84 |
36 |
7 |
0 |
| VODI |
0 |
194 |
252 |
179 |
266 |
170 |
26 |
0 |
| ODI |
0 |
19 |
81 |
88 |
119 |
295 |
58 |
0 |
| CDI |
0 |
9 |
61 |
62 |
82 |
236 |
248 |
0 |
| VCDI |
0 |
3 |
50 |
50 |
106 |
446 |
4656 |
2433 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18710 |
5894 |
416 |
130 |
45 |
128 |
80 |
0 |
| OW |
0 |
442 |
219 |
123 |
65 |
15 |
5 |
0 |
| VODI |
0 |
347 |
199 |
157 |
226 |
141 |
16 |
0 |
| ODI |
0 |
101 |
133 |
76 |
103 |
259 |
66 |
0 |
| CDI |
0 |
55 |
74 |
78 |
110 |
301 |
184 |
0 |
| VCDI |
0 |
20 |
190 |
142 |
184 |
472 |
4728 |
2433 |
|
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