Validation of sea ice concentration
Bulletin date: 2016-06-09
Model vs. observations, sea ice class contingency tables
Date: 2016-06-03:
| 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 |
17058 |
6607 |
1075 |
1027 |
438 |
132 |
118 |
11 |
| OW |
0 |
17 |
44 |
258 |
290 |
188 |
154 |
0 |
| VODI |
0 |
11 |
8 |
137 |
303 |
396 |
386 |
2 |
| ODI |
0 |
5 |
4 |
53 |
156 |
352 |
588 |
1 |
| CDI |
0 |
0 |
1 |
32 |
47 |
331 |
2022 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
16 |
37 |
1904 |
3937 |
|
...date precedes bulletin
|
Date: 2016-06-07:
| 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 |
16467 |
6986 |
998 |
1248 |
703 |
237 |
119 |
11 |
| OW |
0 |
4 |
77 |
196 |
287 |
250 |
83 |
0 |
| VODI |
0 |
0 |
9 |
97 |
333 |
441 |
272 |
2 |
| ODI |
0 |
0 |
1 |
19 |
94 |
366 |
853 |
1 |
| CDI |
0 |
0 |
3 |
10 |
61 |
275 |
1393 |
9 |
| VCDI |
0 |
0 |
1 |
2 |
8 |
46 |
2236 |
3961 |
|
...date precedes bulletin
|
Date: 2016-06-09:
| 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 |
16349 |
7021 |
1203 |
1498 |
621 |
226 |
123 |
12 |
| OW |
0 |
8 |
38 |
240 |
379 |
232 |
71 |
0 |
| VODI |
0 |
1 |
7 |
94 |
363 |
343 |
231 |
3 |
| ODI |
0 |
0 |
2 |
21 |
130 |
501 |
544 |
10 |
| CDI |
0 |
0 |
2 |
17 |
87 |
380 |
1433 |
16 |
| VCDI |
0 |
0 |
0 |
2 |
9 |
61 |
1921 |
3960 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16349 |
7026 |
1218 |
1563 |
702 |
273 |
145 |
12 |
| OW |
0 |
3 |
26 |
185 |
311 |
209 |
80 |
0 |
| VODI |
0 |
1 |
4 |
84 |
352 |
355 |
255 |
2 |
| ODI |
0 |
0 |
2 |
22 |
128 |
447 |
626 |
10 |
| CDI |
0 |
0 |
2 |
15 |
87 |
388 |
1288 |
23 |
| VCDI |
0 |
0 |
0 |
3 |
9 |
71 |
1929 |
3954 |
|
Date: 2016-06-13:
| 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 |
17141 |
6168 |
1704 |
1355 |
765 |
128 |
128 |
12 |
| OW |
0 |
57 |
56 |
160 |
368 |
196 |
61 |
0 |
| VODI |
0 |
13 |
13 |
171 |
360 |
295 |
106 |
2 |
| ODI |
0 |
1 |
2 |
29 |
166 |
585 |
346 |
2 |
| CDI |
0 |
0 |
2 |
26 |
55 |
538 |
1231 |
14 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
130 |
2377 |
3392 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17141 |
6222 |
1736 |
1437 |
1028 |
306 |
198 |
12 |
| OW |
0 |
15 |
34 |
141 |
252 |
210 |
115 |
0 |
| VODI |
0 |
1 |
4 |
106 |
276 |
412 |
382 |
2 |
| ODI |
0 |
1 |
1 |
26 |
90 |
211 |
310 |
7 |
| CDI |
0 |
0 |
2 |
31 |
68 |
537 |
1487 |
58 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
196 |
1757 |
3343 |
|
Date: 2016-06-15:
| 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 |
17352 |
6541 |
1369 |
1401 |
660 |
309 |
141 |
10 |
| OW |
0 |
27 |
94 |
287 |
321 |
179 |
81 |
0 |
| VODI |
0 |
3 |
26 |
136 |
301 |
361 |
197 |
2 |
| ODI |
0 |
2 |
1 |
33 |
69 |
264 |
616 |
1 |
| CDI |
0 |
0 |
0 |
26 |
42 |
229 |
1448 |
13 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
46 |
2017 |
3551 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17352 |
6559 |
1444 |
1574 |
770 |
424 |
260 |
10 |
| OW |
0 |
8 |
24 |
160 |
246 |
180 |
131 |
0 |
| VODI |
0 |
4 |
21 |
86 |
223 |
303 |
503 |
2 |
| ODI |
0 |
2 |
1 |
28 |
86 |
155 |
312 |
6 |
| CDI |
0 |
0 |
0 |
35 |
68 |
218 |
1783 |
98 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
108 |
1511 |
3461 |
|
Date: 2016-06-17:
| 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 |
17617 |
6534 |
1665 |
1160 |
802 |
320 |
153 |
10 |
| OW |
0 |
0 |
57 |
237 |
301 |
219 |
109 |
0 |
| VODI |
0 |
4 |
25 |
83 |
233 |
392 |
341 |
2 |
| ODI |
0 |
1 |
3 |
30 |
86 |
206 |
536 |
1 |
| CDI |
0 |
0 |
0 |
19 |
38 |
194 |
1412 |
8 |
| VCDI |
0 |
0 |
0 |
2 |
6 |
18 |
1802 |
3533 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17617 |
6534 |
1670 |
1183 |
891 |
489 |
317 |
10 |
| OW |
0 |
1 |
67 |
169 |
202 |
224 |
191 |
0 |
| VODI |
0 |
2 |
13 |
103 |
174 |
234 |
362 |
2 |
| ODI |
0 |
2 |
0 |
38 |
97 |
145 |
306 |
12 |
| CDI |
0 |
0 |
0 |
37 |
92 |
181 |
1832 |
262 |
| VCDI |
0 |
0 |
0 |
1 |
10 |
76 |
1345 |
3268 |
|
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