Validation of sea ice concentration
Bulletin date: 2016-05-05
Model vs. observations, sea ice class contingency tables
Date: 2016-04-29:
| 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 |
14770 |
7007 |
895 |
366 |
117 |
47 |
3 |
0 |
| OW |
0 |
40 |
89 |
158 |
94 |
45 |
7 |
0 |
| VODI |
0 |
36 |
63 |
147 |
151 |
74 |
59 |
0 |
| ODI |
0 |
10 |
35 |
107 |
189 |
145 |
317 |
3 |
| CDI |
0 |
5 |
30 |
107 |
290 |
462 |
1071 |
7 |
| VCDI |
0 |
0 |
9 |
31 |
167 |
612 |
6526 |
3868 |
|
...date precedes bulletin
|
Date: 2016-05-03:
| 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 |
16048 |
6236 |
684 |
345 |
166 |
37 |
5 |
0 |
| OW |
0 |
29 |
133 |
133 |
139 |
49 |
21 |
0 |
| VODI |
0 |
21 |
78 |
155 |
210 |
108 |
132 |
0 |
| ODI |
0 |
0 |
21 |
110 |
185 |
166 |
409 |
6 |
| CDI |
0 |
0 |
3 |
44 |
174 |
362 |
1390 |
9 |
| VCDI |
0 |
0 |
8 |
24 |
74 |
339 |
6099 |
4007 |
|
...date precedes bulletin
|
Date: 2016-05-05:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2016-05-09:
| 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 |
16531 |
6287 |
552 |
281 |
150 |
48 |
11 |
0 |
| OW |
1 |
43 |
126 |
102 |
120 |
30 |
44 |
0 |
| VODI |
0 |
14 |
73 |
133 |
192 |
154 |
146 |
0 |
| ODI |
0 |
0 |
33 |
76 |
167 |
261 |
403 |
1 |
| CDI |
0 |
0 |
16 |
32 |
126 |
305 |
1795 |
31 |
| VCDI |
0 |
0 |
2 |
3 |
34 |
109 |
5639 |
4088 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16529 |
6180 |
570 |
292 |
144 |
62 |
91 |
0 |
| OW |
3 |
67 |
78 |
87 |
103 |
26 |
52 |
0 |
| VODI |
0 |
60 |
46 |
103 |
141 |
103 |
202 |
0 |
| ODI |
0 |
30 |
48 |
57 |
118 |
158 |
387 |
5 |
| CDI |
0 |
7 |
43 |
66 |
181 |
321 |
1362 |
57 |
| VCDI |
0 |
0 |
17 |
22 |
102 |
237 |
5944 |
4058 |
|
Date: 2016-05-11:
| 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 |
16002 |
6634 |
743 |
357 |
197 |
95 |
30 |
0 |
| OW |
0 |
13 |
78 |
102 |
117 |
75 |
48 |
0 |
| VODI |
0 |
1 |
64 |
79 |
176 |
169 |
210 |
0 |
| ODI |
0 |
0 |
34 |
70 |
182 |
278 |
438 |
0 |
| CDI |
0 |
0 |
16 |
57 |
171 |
326 |
1545 |
5 |
| VCDI |
0 |
0 |
2 |
28 |
55 |
130 |
6000 |
3632 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16002 |
6524 |
668 |
305 |
176 |
130 |
116 |
0 |
| OW |
0 |
61 |
56 |
77 |
88 |
54 |
43 |
0 |
| VODI |
0 |
52 |
67 |
70 |
130 |
146 |
226 |
0 |
| ODI |
0 |
11 |
83 |
86 |
162 |
218 |
401 |
5 |
| CDI |
0 |
0 |
52 |
98 |
231 |
314 |
1524 |
0 |
| VCDI |
0 |
0 |
11 |
57 |
111 |
211 |
5961 |
3632 |
|
Date: 2016-05-13:
| 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 |
16072 |
6355 |
1050 |
458 |
121 |
102 |
24 |
0 |
| OW |
0 |
1 |
74 |
180 |
111 |
59 |
52 |
0 |
| VODI |
0 |
0 |
57 |
157 |
183 |
145 |
225 |
0 |
| ODI |
0 |
0 |
29 |
131 |
192 |
209 |
369 |
2 |
| CDI |
0 |
0 |
21 |
84 |
195 |
419 |
1189 |
3 |
| VCDI |
0 |
0 |
15 |
64 |
78 |
285 |
5913 |
3535 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16072 |
6307 |
933 |
428 |
147 |
147 |
108 |
0 |
| OW |
0 |
41 |
90 |
86 |
79 |
64 |
51 |
0 |
| VODI |
0 |
8 |
97 |
122 |
149 |
140 |
242 |
4 |
| ODI |
0 |
0 |
47 |
166 |
171 |
168 |
404 |
2 |
| CDI |
0 |
0 |
24 |
152 |
238 |
357 |
1508 |
0 |
| VCDI |
0 |
0 |
55 |
120 |
96 |
343 |
5459 |
3534 |
|
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