Validation of sea ice concentration
Bulletin date: 2015-05-21
Model vs. observations, sea ice class contingency tables
Date: 2015-05-15:
| 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 |
15318 |
6147 |
370 |
215 |
77 |
22 |
14 |
0 |
| OW |
0 |
52 |
76 |
145 |
105 |
42 |
58 |
0 |
| VODI |
0 |
15 |
57 |
152 |
76 |
118 |
115 |
0 |
| ODI |
0 |
2 |
35 |
90 |
81 |
145 |
214 |
3 |
| CDI |
0 |
0 |
27 |
75 |
157 |
437 |
1722 |
4 |
| VCDI |
0 |
0 |
16 |
17 |
55 |
132 |
6053 |
4628 |
|
...date precedes bulletin
|
Date: 2015-05-19:
| 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 |
15246 |
6291 |
556 |
225 |
76 |
46 |
7 |
0 |
| OW |
0 |
28 |
103 |
184 |
82 |
28 |
29 |
0 |
| VODI |
0 |
1 |
72 |
217 |
168 |
71 |
58 |
0 |
| ODI |
0 |
0 |
21 |
108 |
197 |
126 |
243 |
5 |
| CDI |
0 |
0 |
16 |
49 |
145 |
387 |
2602 |
11 |
| VCDI |
0 |
0 |
0 |
2 |
26 |
104 |
6204 |
3333 |
|
...date precedes bulletin
|
Date: 2015-05-21:
| 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 |
15115 |
6330 |
721 |
302 |
91 |
59 |
15 |
0 |
| OW |
0 |
15 |
79 |
273 |
115 |
40 |
41 |
0 |
| VODI |
0 |
5 |
46 |
211 |
172 |
105 |
89 |
2 |
| ODI |
0 |
0 |
14 |
103 |
135 |
173 |
261 |
6 |
| CDI |
0 |
0 |
3 |
79 |
163 |
414 |
2068 |
10 |
| VCDI |
0 |
0 |
0 |
13 |
44 |
221 |
6465 |
3069 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15115 |
6327 |
731 |
378 |
99 |
60 |
17 |
0 |
| OW |
0 |
18 |
64 |
198 |
114 |
41 |
37 |
0 |
| VODI |
0 |
5 |
48 |
203 |
155 |
110 |
79 |
1 |
| ODI |
0 |
0 |
17 |
105 |
145 |
167 |
273 |
7 |
| CDI |
0 |
0 |
3 |
84 |
164 |
406 |
1974 |
9 |
| VCDI |
0 |
0 |
0 |
13 |
43 |
228 |
6559 |
3070 |
|
Date: 2015-05-25:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2015-05-27:
| 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 |
16205 |
5599 |
865 |
564 |
92 |
17 |
25 |
0 |
| OW |
0 |
53 |
159 |
240 |
90 |
20 |
17 |
0 |
| VODI |
0 |
11 |
118 |
258 |
189 |
96 |
78 |
4 |
| ODI |
0 |
1 |
50 |
155 |
189 |
196 |
281 |
2 |
| CDI |
0 |
0 |
11 |
91 |
151 |
316 |
1690 |
1 |
| VCDI |
0 |
104 |
9 |
59 |
50 |
183 |
5933 |
2895 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16205 |
5490 |
704 |
519 |
137 |
28 |
34 |
0 |
| OW |
0 |
100 |
149 |
174 |
68 |
24 |
29 |
2 |
| VODI |
0 |
59 |
178 |
176 |
134 |
95 |
96 |
3 |
| ODI |
0 |
13 |
96 |
186 |
135 |
145 |
278 |
1 |
| CDI |
0 |
2 |
77 |
253 |
214 |
292 |
1602 |
4 |
| VCDI |
0 |
104 |
8 |
59 |
73 |
244 |
5985 |
2892 |
|
Date: 2015-05-29:
| 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 |
16488 |
5533 |
795 |
445 |
138 |
18 |
28 |
0 |
| OW |
0 |
31 |
230 |
180 |
113 |
40 |
23 |
2 |
| VODI |
0 |
3 |
185 |
199 |
173 |
116 |
153 |
2 |
| ODI |
0 |
0 |
69 |
133 |
160 |
169 |
317 |
4 |
| CDI |
0 |
0 |
19 |
67 |
132 |
225 |
2174 |
15 |
| VCDI |
0 |
104 |
7 |
76 |
58 |
132 |
5336 |
2975 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16488 |
5302 |
648 |
439 |
187 |
41 |
36 |
2 |
| OW |
0 |
137 |
128 |
118 |
77 |
42 |
67 |
1 |
| VODI |
0 |
96 |
186 |
153 |
108 |
85 |
184 |
1 |
| ODI |
0 |
30 |
141 |
117 |
124 |
126 |
332 |
2 |
| CDI |
0 |
2 |
192 |
200 |
215 |
262 |
2232 |
26 |
| VCDI |
0 |
104 |
10 |
73 |
63 |
144 |
5180 |
2966 |
|
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