Validation of sea ice concentration
Bulletin date: 2013-05-30
Model vs. observations, sea ice class contingency tables
Date: 2013-05-24:
| 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 |
15285 |
6081 |
445 |
379 |
96 |
28 |
43 |
0 |
| OW |
1 |
169 |
149 |
265 |
199 |
37 |
46 |
0 |
| VODI |
0 |
30 |
143 |
231 |
417 |
316 |
193 |
0 |
| ODI |
0 |
3 |
54 |
136 |
235 |
412 |
733 |
0 |
| CDI |
0 |
0 |
20 |
121 |
140 |
519 |
2520 |
1 |
| VCDI |
0 |
0 |
1 |
35 |
49 |
88 |
3707 |
4092 |
|
...date precedes bulletin
|
Date: 2013-05-28:
| 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 |
16317 |
5528 |
475 |
371 |
62 |
6 |
2 |
0 |
| OW |
1 |
15 |
145 |
315 |
230 |
46 |
21 |
0 |
| VODI |
3 |
1 |
95 |
299 |
443 |
300 |
182 |
0 |
| ODI |
0 |
0 |
14 |
89 |
232 |
538 |
654 |
0 |
| CDI |
0 |
0 |
23 |
97 |
154 |
578 |
2535 |
127 |
| VCDI |
0 |
0 |
0 |
28 |
37 |
103 |
3356 |
3997 |
|
...date precedes bulletin
|
Date: 2013-05-30:
| 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 |
16375 |
5763 |
388 |
291 |
72 |
7 |
0 |
0 |
| OW |
2 |
11 |
187 |
254 |
359 |
91 |
37 |
0 |
| VODI |
2 |
2 |
98 |
232 |
393 |
396 |
312 |
0 |
| ODI |
0 |
0 |
13 |
70 |
209 |
584 |
593 |
0 |
| CDI |
0 |
0 |
41 |
84 |
187 |
405 |
2595 |
58 |
| VCDI |
0 |
0 |
5 |
26 |
48 |
105 |
3075 |
4049 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16379 |
5772 |
587 |
594 |
466 |
169 |
160 |
0 |
| OW |
0 |
2 |
53 |
70 |
108 |
81 |
83 |
0 |
| VODI |
0 |
2 |
39 |
103 |
191 |
158 |
197 |
0 |
| ODI |
0 |
0 |
9 |
63 |
211 |
451 |
319 |
0 |
| CDI |
0 |
0 |
35 |
85 |
236 |
615 |
2585 |
16 |
| VCDI |
0 |
0 |
9 |
42 |
56 |
114 |
3268 |
4091 |
|
Date: 2013-06-03:
| 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 |
16337 |
5704 |
684 |
397 |
108 |
8 |
0 |
0 |
| OW |
2 |
40 |
169 |
381 |
255 |
48 |
26 |
0 |
| VODI |
0 |
6 |
74 |
326 |
407 |
300 |
163 |
0 |
| ODI |
0 |
0 |
18 |
106 |
291 |
749 |
657 |
0 |
| CDI |
0 |
1 |
20 |
74 |
148 |
445 |
3370 |
365 |
| VCDI |
0 |
0 |
0 |
27 |
47 |
87 |
2317 |
3262 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16339 |
5733 |
861 |
927 |
552 |
232 |
216 |
0 |
| OW |
0 |
11 |
22 |
85 |
107 |
93 |
81 |
0 |
| VODI |
0 |
4 |
19 |
77 |
170 |
217 |
148 |
0 |
| ODI |
0 |
2 |
24 |
63 |
196 |
437 |
373 |
0 |
| CDI |
0 |
1 |
37 |
126 |
159 |
563 |
2947 |
31 |
| VCDI |
0 |
0 |
2 |
33 |
72 |
95 |
2768 |
3596 |
|
Date: 2013-06-05:
| 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 |
16599 |
5748 |
575 |
387 |
176 |
77 |
31 |
0 |
| OW |
2 |
20 |
166 |
322 |
307 |
131 |
113 |
0 |
| VODI |
0 |
2 |
78 |
244 |
358 |
417 |
351 |
0 |
| ODI |
0 |
0 |
20 |
88 |
175 |
680 |
957 |
0 |
| CDI |
0 |
0 |
7 |
67 |
122 |
398 |
3130 |
480 |
| VCDI |
0 |
0 |
0 |
1 |
21 |
52 |
2038 |
3079 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16601 |
5766 |
728 |
781 |
592 |
416 |
461 |
0 |
| OW |
0 |
3 |
27 |
60 |
84 |
137 |
113 |
0 |
| VODI |
0 |
1 |
39 |
78 |
132 |
196 |
208 |
0 |
| ODI |
0 |
0 |
22 |
78 |
165 |
390 |
517 |
0 |
| CDI |
0 |
0 |
26 |
91 |
158 |
560 |
2783 |
13 |
| VCDI |
0 |
0 |
4 |
21 |
28 |
56 |
2538 |
3546 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16772 |
5368 |
888 |
1164 |
781 |
442 |
346 |
0 |
| OW |
0 |
2 |
31 |
63 |
95 |
132 |
75 |
0 |
| VODI |
0 |
0 |
38 |
77 |
162 |
210 |
206 |
0 |
| ODI |
0 |
0 |
16 |
66 |
165 |
520 |
463 |
0 |
| CDI |
0 |
0 |
51 |
110 |
235 |
607 |
2482 |
1 |
| VCDI |
0 |
0 |
1 |
6 |
33 |
71 |
2385 |
3355 |
|
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