Validation of sea ice concentration
Bulletin date: 2013-11-28
Model vs. observations, sea ice class contingency tables
Date: 2013-11-22:
| 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 |
16285 |
5989 |
588 |
259 |
89 |
9 |
14 |
0 |
| OW |
0 |
378 |
174 |
141 |
103 |
27 |
1 |
0 |
| VODI |
0 |
331 |
253 |
289 |
106 |
68 |
22 |
0 |
| ODI |
0 |
96 |
201 |
337 |
178 |
126 |
21 |
0 |
| CDI |
0 |
28 |
52 |
215 |
367 |
394 |
118 |
0 |
| VCDI |
0 |
14 |
18 |
137 |
432 |
1251 |
4707 |
3601 |
|
...date precedes bulletin
|
Date: 2013-11-26:
| 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 |
15094 |
6193 |
1129 |
806 |
101 |
37 |
15 |
0 |
| OW |
0 |
334 |
90 |
180 |
106 |
64 |
5 |
0 |
| VODI |
0 |
350 |
231 |
243 |
148 |
123 |
38 |
0 |
| ODI |
0 |
100 |
153 |
282 |
202 |
182 |
64 |
0 |
| CDI |
0 |
3 |
18 |
115 |
230 |
293 |
282 |
7 |
| VCDI |
0 |
0 |
12 |
73 |
268 |
907 |
5472 |
3469 |
|
...date precedes bulletin
|
Date: 2013-11-28:
| 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 |
16106 |
5659 |
403 |
446 |
64 |
29 |
25 |
0 |
| OW |
0 |
346 |
47 |
84 |
66 |
60 |
6 |
0 |
| VODI |
0 |
363 |
88 |
126 |
71 |
122 |
7 |
0 |
| ODI |
0 |
192 |
118 |
220 |
161 |
161 |
38 |
0 |
| CDI |
0 |
76 |
102 |
165 |
225 |
614 |
166 |
7 |
| VCDI |
0 |
7 |
38 |
100 |
183 |
1190 |
5184 |
4354 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16106 |
6047 |
447 |
554 |
131 |
141 |
38 |
0 |
| OW |
0 |
141 |
27 |
53 |
32 |
54 |
10 |
0 |
| VODI |
0 |
179 |
70 |
89 |
56 |
100 |
16 |
0 |
| ODI |
0 |
116 |
77 |
153 |
116 |
98 |
42 |
0 |
| CDI |
0 |
124 |
119 |
179 |
222 |
468 |
137 |
10 |
| VCDI |
0 |
36 |
56 |
113 |
213 |
1315 |
5183 |
4351 |
|
Date: 2013-12-02:
| 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 |
15543 |
6162 |
563 |
348 |
55 |
9 |
16 |
0 |
| OW |
10 |
210 |
171 |
183 |
60 |
25 |
12 |
0 |
| VODI |
0 |
75 |
117 |
199 |
109 |
70 |
15 |
0 |
| ODI |
0 |
24 |
65 |
118 |
160 |
156 |
32 |
0 |
| CDI |
0 |
6 |
30 |
97 |
204 |
490 |
158 |
8 |
| VCDI |
0 |
0 |
32 |
43 |
252 |
1423 |
5780 |
4389 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15553 |
6017 |
568 |
412 |
91 |
81 |
35 |
0 |
| OW |
0 |
90 |
69 |
83 |
28 |
42 |
2 |
0 |
| VODI |
0 |
77 |
79 |
93 |
47 |
78 |
13 |
0 |
| ODI |
0 |
59 |
67 |
102 |
64 |
81 |
25 |
0 |
| CDI |
0 |
95 |
42 |
89 |
103 |
171 |
162 |
5 |
| VCDI |
0 |
139 |
153 |
209 |
507 |
1720 |
5776 |
4392 |
|
Date: 2013-12-04:
| 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 |
14686 |
6021 |
846 |
338 |
64 |
25 |
21 |
0 |
| OW |
14 |
226 |
130 |
139 |
64 |
26 |
16 |
0 |
| VODI |
0 |
210 |
144 |
195 |
98 |
65 |
19 |
0 |
| ODI |
0 |
50 |
88 |
147 |
140 |
108 |
40 |
0 |
| CDI |
0 |
4 |
81 |
130 |
182 |
302 |
174 |
5 |
| VCDI |
0 |
0 |
45 |
183 |
352 |
1453 |
6210 |
4378 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14700 |
6193 |
837 |
423 |
128 |
58 |
55 |
0 |
| OW |
0 |
91 |
78 |
90 |
45 |
37 |
8 |
0 |
| VODI |
0 |
72 |
88 |
102 |
79 |
70 |
14 |
0 |
| ODI |
0 |
46 |
70 |
87 |
96 |
122 |
79 |
0 |
| CDI |
0 |
53 |
72 |
81 |
96 |
199 |
199 |
8 |
| VCDI |
0 |
56 |
189 |
349 |
456 |
1493 |
6125 |
4375 |
|
Date: 2013-12-06:
| 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 |
14162 |
6196 |
668 |
369 |
30 |
18 |
28 |
0 |
| OW |
0 |
270 |
120 |
199 |
34 |
11 |
24 |
0 |
| VODI |
0 |
123 |
121 |
259 |
136 |
33 |
25 |
0 |
| ODI |
0 |
77 |
106 |
156 |
129 |
96 |
66 |
0 |
| CDI |
0 |
52 |
71 |
148 |
189 |
238 |
269 |
17 |
| VCDI |
0 |
5 |
124 |
225 |
431 |
1395 |
6472 |
4327 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14162 |
6421 |
748 |
651 |
158 |
95 |
76 |
0 |
| OW |
0 |
76 |
61 |
106 |
34 |
39 |
20 |
0 |
| VODI |
0 |
70 |
76 |
116 |
80 |
70 |
38 |
0 |
| ODI |
0 |
40 |
41 |
92 |
105 |
114 |
92 |
2 |
| CDI |
0 |
38 |
55 |
77 |
107 |
207 |
298 |
21 |
| VCDI |
0 |
78 |
229 |
314 |
465 |
1266 |
6360 |
4321 |
|
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