Validation of sea ice concentration
Bulletin date: 2014-07-03
Model vs. observations, sea ice class contingency tables
Date: 2014-06-27:
| 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 |
16858 |
5195 |
916 |
1236 |
728 |
192 |
110 |
0 |
| OW |
0 |
5 |
36 |
236 |
369 |
156 |
100 |
0 |
| VODI |
0 |
0 |
29 |
163 |
268 |
432 |
335 |
0 |
| ODI |
0 |
0 |
24 |
102 |
234 |
344 |
752 |
0 |
| CDI |
0 |
0 |
30 |
91 |
174 |
499 |
2524 |
878 |
| VCDI |
0 |
0 |
0 |
2 |
0 |
0 |
1265 |
3136 |
|
...date precedes bulletin
|
Date: 2014-07-01:
| 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 |
18346 |
4811 |
984 |
952 |
198 |
189 |
67 |
0 |
| OW |
0 |
9 |
85 |
274 |
157 |
125 |
49 |
0 |
| VODI |
0 |
2 |
53 |
261 |
369 |
521 |
229 |
0 |
| ODI |
0 |
1 |
8 |
87 |
404 |
915 |
708 |
0 |
| CDI |
0 |
0 |
3 |
34 |
86 |
307 |
1127 |
155 |
| VCDI |
0 |
0 |
0 |
5 |
12 |
42 |
1931 |
3554 |
|
...date precedes bulletin
|
Date: 2014-07-03:
| 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 |
17064 |
5208 |
1790 |
1451 |
105 |
108 |
70 |
0 |
| OW |
0 |
2 |
61 |
471 |
193 |
124 |
46 |
0 |
| VODI |
0 |
1 |
25 |
383 |
663 |
300 |
265 |
0 |
| ODI |
0 |
0 |
8 |
133 |
641 |
362 |
440 |
0 |
| CDI |
0 |
0 |
0 |
107 |
284 |
700 |
611 |
31 |
| VCDI |
0 |
0 |
0 |
31 |
46 |
396 |
2118 |
2822 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17064 |
5205 |
1685 |
1550 |
168 |
132 |
90 |
0 |
| OW |
0 |
3 |
100 |
361 |
317 |
102 |
92 |
0 |
| VODI |
0 |
2 |
51 |
286 |
509 |
219 |
172 |
0 |
| ODI |
0 |
1 |
22 |
189 |
569 |
443 |
365 |
0 |
| CDI |
0 |
0 |
26 |
187 |
360 |
1048 |
2259 |
681 |
| VCDI |
0 |
0 |
0 |
3 |
9 |
46 |
572 |
2172 |
|
Date: 2014-07-07:
| 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 |
18940 |
4812 |
1316 |
717 |
171 |
121 |
67 |
0 |
| OW |
0 |
5 |
140 |
504 |
104 |
62 |
24 |
0 |
| VODI |
0 |
1 |
36 |
833 |
583 |
172 |
29 |
0 |
| ODI |
0 |
0 |
0 |
227 |
742 |
407 |
91 |
0 |
| CDI |
0 |
0 |
0 |
100 |
273 |
711 |
718 |
75 |
| VCDI |
0 |
0 |
1 |
10 |
30 |
334 |
1848 |
2856 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18940 |
4803 |
1108 |
872 |
373 |
203 |
85 |
0 |
| OW |
0 |
12 |
156 |
335 |
386 |
126 |
11 |
0 |
| VODI |
0 |
2 |
207 |
504 |
417 |
209 |
36 |
0 |
| ODI |
0 |
1 |
21 |
408 |
366 |
440 |
97 |
0 |
| CDI |
0 |
0 |
1 |
261 |
358 |
751 |
1980 |
941 |
| VCDI |
0 |
0 |
0 |
11 |
3 |
78 |
568 |
1990 |
|
Date: 2014-07-09:
| 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 |
18912 |
4752 |
1290 |
1138 |
199 |
107 |
49 |
0 |
| OW |
0 |
11 |
90 |
661 |
258 |
57 |
27 |
0 |
| VODI |
0 |
7 |
26 |
562 |
709 |
236 |
25 |
0 |
| ODI |
0 |
0 |
7 |
197 |
439 |
374 |
119 |
0 |
| CDI |
0 |
0 |
3 |
100 |
282 |
722 |
498 |
10 |
| VCDI |
0 |
0 |
0 |
0 |
37 |
437 |
2211 |
2508 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18912 |
4740 |
1052 |
1199 |
458 |
174 |
70 |
0 |
| OW |
0 |
16 |
158 |
435 |
365 |
123 |
7 |
0 |
| VODI |
0 |
13 |
191 |
445 |
456 |
249 |
17 |
0 |
| ODI |
0 |
1 |
15 |
314 |
310 |
412 |
145 |
0 |
| CDI |
0 |
0 |
0 |
251 |
333 |
879 |
2128 |
594 |
| VCDI |
0 |
0 |
0 |
14 |
2 |
96 |
562 |
1924 |
|
Date: 2014-07-11:
| 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 |
18858 |
4823 |
1571 |
1158 |
159 |
113 |
48 |
0 |
| OW |
0 |
7 |
166 |
765 |
194 |
67 |
39 |
0 |
| VODI |
0 |
1 |
65 |
492 |
617 |
243 |
28 |
0 |
| ODI |
0 |
0 |
19 |
202 |
305 |
297 |
125 |
0 |
| CDI |
0 |
0 |
2 |
107 |
288 |
702 |
501 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
18 |
439 |
2267 |
2364 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18858 |
4812 |
1257 |
1286 |
363 |
203 |
72 |
0 |
| OW |
0 |
15 |
358 |
471 |
275 |
100 |
6 |
0 |
| VODI |
0 |
3 |
160 |
419 |
377 |
209 |
27 |
0 |
| ODI |
0 |
1 |
41 |
297 |
278 |
369 |
147 |
0 |
| CDI |
0 |
0 |
7 |
244 |
284 |
902 |
2295 |
556 |
| VCDI |
0 |
0 |
0 |
17 |
4 |
78 |
461 |
1808 |
|
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