Validation of sea ice concentration
Bulletin date: 2015-08-13
Model vs. observations, sea ice class contingency tables
Date: 2015-08-07:
| 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 |
22103 |
6218 |
960 |
413 |
197 |
152 |
11 |
0 |
| OW |
0 |
8 |
44 |
122 |
154 |
144 |
51 |
0 |
| VODI |
0 |
0 |
14 |
108 |
232 |
250 |
242 |
0 |
| ODI |
0 |
0 |
2 |
21 |
97 |
136 |
405 |
1 |
| CDI |
0 |
0 |
0 |
0 |
39 |
77 |
1588 |
159 |
| VCDI |
0 |
0 |
0 |
2 |
2 |
2 |
686 |
2427 |
|
...date precedes bulletin
|
Date: 2015-08-11:
| 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 |
22171 |
6407 |
789 |
561 |
240 |
53 |
19 |
0 |
| OW |
0 |
4 |
31 |
143 |
202 |
110 |
71 |
0 |
| VODI |
0 |
0 |
8 |
71 |
209 |
323 |
266 |
0 |
| ODI |
0 |
0 |
0 |
1 |
48 |
125 |
573 |
0 |
| CDI |
0 |
0 |
0 |
0 |
6 |
87 |
1871 |
921 |
| VCDI |
0 |
0 |
0 |
7 |
3 |
4 |
481 |
1262 |
|
...date precedes bulletin
|
Date: 2015-08-13:
| 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 |
22392 |
6300 |
907 |
553 |
158 |
41 |
20 |
0 |
| OW |
0 |
17 |
42 |
262 |
222 |
84 |
64 |
0 |
| VODI |
0 |
2 |
8 |
88 |
202 |
183 |
271 |
0 |
| ODI |
0 |
0 |
1 |
9 |
62 |
83 |
510 |
0 |
| CDI |
0 |
0 |
0 |
0 |
51 |
51 |
1952 |
1176 |
| VCDI |
0 |
0 |
0 |
3 |
7 |
1 |
303 |
1042 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22392 |
6310 |
911 |
601 |
197 |
56 |
29 |
0 |
| OW |
0 |
8 |
39 |
213 |
184 |
75 |
63 |
0 |
| VODI |
0 |
1 |
7 |
88 |
196 |
176 |
226 |
0 |
| ODI |
0 |
0 |
1 |
10 |
70 |
85 |
514 |
0 |
| CDI |
0 |
0 |
0 |
0 |
49 |
47 |
1915 |
1268 |
| VCDI |
0 |
0 |
0 |
3 |
6 |
4 |
373 |
950 |
|
Date: 2015-08-17:
| 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 |
22661 |
5928 |
1186 |
485 |
173 |
48 |
26 |
0 |
| OW |
0 |
11 |
54 |
220 |
207 |
62 |
25 |
0 |
| VODI |
0 |
0 |
5 |
101 |
229 |
173 |
161 |
0 |
| ODI |
0 |
0 |
1 |
30 |
43 |
149 |
606 |
0 |
| CDI |
0 |
0 |
0 |
2 |
16 |
80 |
1306 |
726 |
| VCDI |
0 |
0 |
0 |
6 |
5 |
18 |
1030 |
1294 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22661 |
5932 |
1201 |
579 |
268 |
87 |
43 |
0 |
| OW |
0 |
7 |
37 |
136 |
183 |
79 |
95 |
0 |
| VODI |
0 |
0 |
5 |
72 |
148 |
139 |
250 |
0 |
| ODI |
0 |
0 |
3 |
49 |
65 |
115 |
470 |
0 |
| CDI |
0 |
0 |
0 |
3 |
7 |
110 |
2213 |
1668 |
| VCDI |
0 |
0 |
0 |
5 |
2 |
0 |
83 |
352 |
|
Date: 2015-08-19:
| 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 |
22491 |
6029 |
1151 |
680 |
282 |
70 |
47 |
0 |
| OW |
0 |
3 |
37 |
200 |
186 |
95 |
47 |
0 |
| VODI |
0 |
0 |
2 |
78 |
179 |
140 |
197 |
0 |
| ODI |
0 |
0 |
0 |
11 |
44 |
109 |
626 |
0 |
| CDI |
0 |
0 |
0 |
2 |
12 |
48 |
1259 |
713 |
| VCDI |
0 |
0 |
0 |
7 |
3 |
34 |
915 |
1370 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22491 |
6032 |
1152 |
717 |
346 |
102 |
72 |
0 |
| OW |
0 |
0 |
34 |
147 |
170 |
102 |
112 |
0 |
| VODI |
0 |
0 |
4 |
72 |
114 |
136 |
216 |
0 |
| ODI |
0 |
0 |
0 |
33 |
65 |
91 |
487 |
0 |
| CDI |
0 |
0 |
0 |
3 |
10 |
65 |
2202 |
1834 |
| VCDI |
0 |
0 |
0 |
6 |
1 |
0 |
2 |
249 |
|
Date: 2015-08-21:
| 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 |
22040 |
6236 |
1366 |
725 |
293 |
45 |
10 |
0 |
| OW |
0 |
3 |
51 |
200 |
223 |
70 |
36 |
0 |
| VODI |
0 |
0 |
4 |
117 |
158 |
183 |
162 |
0 |
| ODI |
0 |
0 |
0 |
25 |
59 |
129 |
537 |
0 |
| CDI |
0 |
0 |
0 |
1 |
13 |
50 |
1377 |
594 |
| VCDI |
0 |
0 |
0 |
7 |
4 |
45 |
872 |
1432 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
22040 |
6238 |
1382 |
760 |
371 |
78 |
28 |
0 |
| OW |
0 |
1 |
33 |
185 |
167 |
91 |
65 |
0 |
| VODI |
0 |
0 |
6 |
89 |
125 |
134 |
184 |
0 |
| ODI |
0 |
0 |
0 |
33 |
71 |
149 |
441 |
0 |
| CDI |
0 |
0 |
0 |
2 |
15 |
66 |
2276 |
1985 |
| VCDI |
0 |
0 |
0 |
6 |
1 |
4 |
0 |
41 |
|
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