Validation of sea ice concentration
Bulletin date: 2015-08-06
Model vs. observations, sea ice class contingency tables
Date: 2015-07-31:
| 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 |
20031 |
8097 |
726 |
473 |
197 |
36 |
44 |
0 |
| OW |
0 |
23 |
79 |
171 |
163 |
59 |
43 |
0 |
| VODI |
0 |
0 |
25 |
139 |
328 |
195 |
209 |
0 |
| ODI |
0 |
0 |
2 |
28 |
110 |
168 |
665 |
20 |
| CDI |
0 |
0 |
0 |
1 |
38 |
43 |
1614 |
2982 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
6 |
58 |
292 |
|
...date precedes bulletin
|
Date: 2015-08-04:
| 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 |
22449 |
6079 |
925 |
193 |
142 |
80 |
13 |
0 |
| OW |
0 |
15 |
101 |
151 |
98 |
77 |
21 |
0 |
| VODI |
0 |
2 |
25 |
131 |
178 |
238 |
137 |
0 |
| ODI |
0 |
0 |
0 |
25 |
81 |
229 |
372 |
0 |
| CDI |
0 |
0 |
0 |
4 |
41 |
234 |
1161 |
24 |
| VCDI |
0 |
0 |
0 |
5 |
11 |
88 |
1571 |
2166 |
|
...date precedes bulletin
|
Date: 2015-08-06:
| 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 |
22362 |
6118 |
873 |
356 |
189 |
79 |
18 |
0 |
| OW |
0 |
12 |
60 |
141 |
165 |
91 |
41 |
0 |
| VODI |
0 |
0 |
12 |
107 |
201 |
208 |
280 |
0 |
| ODI |
0 |
0 |
0 |
14 |
74 |
146 |
427 |
1 |
| CDI |
0 |
0 |
0 |
1 |
32 |
56 |
1575 |
104 |
| VCDI |
0 |
0 |
0 |
2 |
2 |
2 |
808 |
2510 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22362 |
6125 |
878 |
384 |
212 |
98 |
24 |
0 |
| OW |
0 |
5 |
55 |
105 |
141 |
81 |
40 |
0 |
| VODI |
0 |
0 |
12 |
116 |
203 |
197 |
247 |
0 |
| ODI |
0 |
0 |
0 |
12 |
67 |
140 |
371 |
1 |
| CDI |
0 |
0 |
0 |
3 |
38 |
64 |
1622 |
95 |
| VCDI |
0 |
0 |
0 |
1 |
2 |
2 |
845 |
2519 |
|
Date: 2015-08-10:
| 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 |
23959 |
5311 |
351 |
285 |
189 |
27 |
6 |
0 |
| OW |
0 |
36 |
55 |
167 |
153 |
68 |
22 |
0 |
| VODI |
0 |
11 |
8 |
160 |
268 |
301 |
193 |
0 |
| ODI |
0 |
0 |
0 |
8 |
52 |
296 |
465 |
0 |
| CDI |
0 |
0 |
0 |
3 |
5 |
127 |
1790 |
849 |
| VCDI |
0 |
0 |
0 |
1 |
7 |
6 |
728 |
1160 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
23959 |
5317 |
350 |
341 |
260 |
52 |
14 |
0 |
| OW |
0 |
28 |
48 |
148 |
174 |
125 |
38 |
0 |
| VODI |
0 |
13 |
16 |
112 |
153 |
222 |
181 |
0 |
| ODI |
0 |
0 |
0 |
20 |
69 |
264 |
291 |
0 |
| CDI |
0 |
0 |
0 |
2 |
12 |
161 |
1939 |
106 |
| VCDI |
0 |
0 |
0 |
1 |
6 |
1 |
741 |
1903 |
|
Date: 2015-08-12:
| 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 |
22240 |
6278 |
1009 |
558 |
162 |
41 |
20 |
0 |
| OW |
0 |
15 |
47 |
187 |
214 |
103 |
73 |
0 |
| VODI |
0 |
3 |
12 |
71 |
224 |
234 |
283 |
0 |
| ODI |
0 |
0 |
1 |
5 |
59 |
97 |
538 |
0 |
| CDI |
0 |
0 |
0 |
0 |
12 |
51 |
1901 |
1019 |
| VCDI |
0 |
0 |
0 |
4 |
3 |
4 |
383 |
1216 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22240 |
6276 |
1007 |
590 |
193 |
66 |
43 |
0 |
| OW |
0 |
18 |
39 |
163 |
197 |
105 |
82 |
0 |
| VODI |
0 |
2 |
20 |
54 |
168 |
153 |
247 |
0 |
| ODI |
0 |
0 |
2 |
8 |
68 |
116 |
406 |
0 |
| CDI |
0 |
0 |
1 |
7 |
46 |
88 |
2010 |
278 |
| VCDI |
0 |
0 |
0 |
3 |
2 |
2 |
410 |
1957 |
|
Date: 2015-08-14:
| 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 |
22520 |
6192 |
951 |
509 |
160 |
40 |
20 |
0 |
| OW |
0 |
9 |
54 |
271 |
216 |
94 |
60 |
0 |
| VODI |
0 |
1 |
10 |
89 |
173 |
167 |
272 |
0 |
| ODI |
0 |
0 |
1 |
10 |
53 |
80 |
500 |
0 |
| CDI |
0 |
0 |
0 |
0 |
28 |
74 |
2033 |
1406 |
| VCDI |
0 |
0 |
0 |
3 |
7 |
0 |
257 |
807 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22520 |
6187 |
948 |
583 |
213 |
62 |
53 |
0 |
| OW |
0 |
15 |
44 |
177 |
166 |
74 |
69 |
0 |
| VODI |
0 |
0 |
17 |
88 |
135 |
111 |
256 |
0 |
| ODI |
0 |
0 |
6 |
19 |
55 |
97 |
431 |
0 |
| CDI |
0 |
0 |
1 |
12 |
62 |
107 |
2120 |
659 |
| VCDI |
0 |
0 |
0 |
3 |
6 |
4 |
213 |
1554 |
|
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