Validation of sea ice concentration
Bulletin date: 2013-06-13
Model vs. observations, sea ice class contingency tables
Date: 2013-06-07:
| 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 |
16771 |
5347 |
712 |
649 |
198 |
36 |
12 |
0 |
| OW |
1 |
23 |
153 |
420 |
379 |
157 |
70 |
0 |
| VODI |
0 |
0 |
111 |
255 |
434 |
551 |
340 |
0 |
| ODI |
0 |
0 |
24 |
97 |
259 |
744 |
862 |
0 |
| CDI |
0 |
0 |
25 |
59 |
151 |
449 |
2720 |
422 |
| VCDI |
0 |
0 |
0 |
6 |
50 |
45 |
1953 |
2934 |
|
...date precedes bulletin
|
Date: 2013-06-11:
| 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 |
16475 |
5225 |
1014 |
1098 |
140 |
13 |
4 |
0 |
| OW |
0 |
38 |
159 |
430 |
294 |
81 |
67 |
0 |
| VODI |
0 |
15 |
40 |
306 |
525 |
377 |
219 |
0 |
| ODI |
0 |
7 |
3 |
156 |
369 |
701 |
536 |
0 |
| CDI |
0 |
0 |
3 |
64 |
172 |
563 |
1762 |
1544 |
| VCDI |
0 |
0 |
0 |
4 |
26 |
99 |
2730 |
2160 |
|
...date precedes bulletin
|
Date: 2013-06-13:
| 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 |
16666 |
5173 |
953 |
1025 |
301 |
30 |
9 |
0 |
| OW |
0 |
21 |
146 |
267 |
405 |
164 |
73 |
0 |
| VODI |
0 |
7 |
55 |
250 |
496 |
579 |
226 |
0 |
| ODI |
0 |
5 |
19 |
158 |
391 |
729 |
313 |
3 |
| CDI |
0 |
1 |
5 |
97 |
235 |
857 |
2189 |
984 |
| VCDI |
0 |
0 |
0 |
2 |
26 |
92 |
2369 |
2098 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16666 |
5183 |
1078 |
1307 |
715 |
259 |
152 |
0 |
| OW |
0 |
8 |
45 |
76 |
135 |
97 |
54 |
0 |
| VODI |
0 |
9 |
39 |
121 |
178 |
184 |
92 |
3 |
| ODI |
0 |
1 |
9 |
133 |
399 |
627 |
188 |
3 |
| CDI |
0 |
3 |
6 |
139 |
375 |
1094 |
1932 |
1001 |
| VCDI |
0 |
3 |
1 |
23 |
52 |
190 |
2761 |
2078 |
|
Date: 2013-06-17:
| 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 |
16234 |
5614 |
1161 |
1113 |
182 |
37 |
44 |
0 |
| OW |
0 |
15 |
147 |
377 |
305 |
74 |
45 |
0 |
| VODI |
0 |
5 |
59 |
387 |
870 |
425 |
174 |
0 |
| ODI |
0 |
5 |
19 |
119 |
622 |
666 |
384 |
13 |
| CDI |
0 |
0 |
3 |
30 |
179 |
663 |
2258 |
607 |
| VCDI |
0 |
0 |
0 |
3 |
19 |
38 |
2448 |
2075 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16234 |
5628 |
1308 |
1557 |
693 |
215 |
223 |
0 |
| OW |
0 |
2 |
36 |
104 |
144 |
84 |
72 |
0 |
| VODI |
0 |
3 |
23 |
125 |
260 |
175 |
142 |
0 |
| ODI |
0 |
3 |
13 |
116 |
634 |
374 |
244 |
33 |
| CDI |
0 |
3 |
9 |
101 |
401 |
994 |
2696 |
611 |
| VCDI |
0 |
0 |
0 |
26 |
45 |
61 |
1976 |
2051 |
|
Date: 2013-06-19:
| 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 |
17205 |
5429 |
961 |
895 |
164 |
38 |
38 |
0 |
| OW |
0 |
14 |
130 |
369 |
384 |
174 |
53 |
0 |
| VODI |
0 |
16 |
68 |
304 |
878 |
678 |
221 |
0 |
| ODI |
0 |
1 |
11 |
78 |
360 |
633 |
355 |
52 |
| CDI |
0 |
0 |
2 |
28 |
139 |
759 |
2541 |
419 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
31 |
1877 |
2102 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17205 |
5439 |
1088 |
1298 |
661 |
323 |
236 |
0 |
| OW |
0 |
4 |
30 |
75 |
151 |
92 |
71 |
0 |
| VODI |
0 |
6 |
33 |
93 |
282 |
244 |
133 |
0 |
| ODI |
0 |
9 |
15 |
136 |
463 |
480 |
232 |
51 |
| CDI |
0 |
2 |
6 |
72 |
367 |
1147 |
2715 |
515 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
27 |
1698 |
2007 |
|
Date: 2013-06-21:
| 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 |
17610 |
5205 |
743 |
859 |
382 |
94 |
109 |
0 |
| OW |
0 |
8 |
115 |
223 |
477 |
354 |
88 |
0 |
| VODI |
0 |
7 |
33 |
286 |
563 |
965 |
277 |
0 |
| ODI |
0 |
0 |
18 |
133 |
188 |
649 |
384 |
23 |
| CDI |
0 |
0 |
3 |
50 |
142 |
654 |
2626 |
654 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
5 |
1389 |
2092 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17610 |
5204 |
860 |
1151 |
828 |
613 |
351 |
0 |
| OW |
0 |
7 |
26 |
94 |
137 |
150 |
71 |
0 |
| VODI |
0 |
7 |
15 |
125 |
309 |
333 |
137 |
0 |
| ODI |
0 |
2 |
6 |
100 |
285 |
519 |
229 |
59 |
| CDI |
0 |
0 |
5 |
81 |
191 |
1083 |
2736 |
745 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
23 |
1349 |
1965 |
|
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