Validation of sea ice concentration
Bulletin date: 2015-06-25
Model vs. observations, sea ice class contingency tables
Date: 2015-06-19:
| 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 |
16253 |
6482 |
2081 |
783 |
451 |
129 |
98 |
5 |
| OW |
0 |
53 |
109 |
132 |
255 |
135 |
102 |
0 |
| VODI |
0 |
18 |
65 |
94 |
125 |
235 |
261 |
0 |
| ODI |
0 |
6 |
40 |
63 |
111 |
134 |
504 |
1 |
| CDI |
0 |
0 |
17 |
54 |
83 |
240 |
1971 |
5 |
| VCDI |
0 |
0 |
0 |
7 |
6 |
8 |
1969 |
3982 |
|
...date precedes bulletin
|
Date: 2015-06-23:
| 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 |
17071 |
5588 |
1960 |
1254 |
544 |
105 |
88 |
4 |
| OW |
0 |
38 |
82 |
123 |
241 |
137 |
78 |
0 |
| VODI |
0 |
8 |
39 |
114 |
177 |
276 |
186 |
0 |
| ODI |
0 |
0 |
6 |
53 |
94 |
258 |
496 |
1 |
| CDI |
0 |
0 |
0 |
54 |
69 |
222 |
1886 |
17 |
| VCDI |
0 |
0 |
0 |
1 |
8 |
31 |
2278 |
3480 |
|
...date precedes bulletin
|
Date: 2015-06-25:
| 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 |
16859 |
6264 |
1640 |
1246 |
539 |
108 |
90 |
4 |
| OW |
0 |
8 |
67 |
155 |
261 |
158 |
67 |
0 |
| VODI |
0 |
0 |
22 |
122 |
213 |
272 |
272 |
0 |
| ODI |
0 |
0 |
1 |
49 |
106 |
272 |
512 |
6 |
| CDI |
0 |
0 |
0 |
55 |
98 |
248 |
1959 |
135 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
28 |
1911 |
3306 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16859 |
6267 |
1639 |
1261 |
602 |
126 |
93 |
4 |
| OW |
0 |
5 |
68 |
141 |
198 |
130 |
62 |
0 |
| VODI |
0 |
0 |
21 |
115 |
222 |
263 |
272 |
0 |
| ODI |
0 |
0 |
2 |
53 |
94 |
288 |
535 |
8 |
| CDI |
0 |
0 |
0 |
57 |
101 |
247 |
1933 |
137 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
32 |
1916 |
3302 |
|
Date: 2015-06-29:
| 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 |
17110 |
6590 |
1717 |
1172 |
383 |
72 |
89 |
3 |
| OW |
0 |
15 |
126 |
211 |
199 |
77 |
54 |
0 |
| VODI |
0 |
1 |
30 |
162 |
221 |
259 |
145 |
0 |
| ODI |
0 |
0 |
5 |
41 |
120 |
283 |
430 |
1 |
| CDI |
0 |
0 |
0 |
73 |
157 |
417 |
1081 |
54 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
41 |
2291 |
3425 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17110 |
6581 |
1645 |
1135 |
463 |
107 |
135 |
3 |
| OW |
0 |
22 |
127 |
237 |
159 |
107 |
98 |
0 |
| VODI |
0 |
3 |
86 |
124 |
194 |
286 |
231 |
0 |
| ODI |
0 |
0 |
18 |
67 |
95 |
208 |
369 |
1 |
| CDI |
0 |
0 |
2 |
94 |
162 |
396 |
1793 |
251 |
| VCDI |
0 |
0 |
0 |
2 |
19 |
45 |
1464 |
3228 |
|
Date: 2015-07-01:
| 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 |
16747 |
6602 |
2201 |
1138 |
499 |
65 |
80 |
3 |
| OW |
0 |
5 |
114 |
164 |
191 |
114 |
58 |
0 |
| VODI |
0 |
1 |
37 |
138 |
252 |
274 |
152 |
0 |
| ODI |
0 |
0 |
11 |
52 |
109 |
218 |
319 |
1 |
| CDI |
0 |
0 |
1 |
86 |
127 |
470 |
1184 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
38 |
2058 |
3536 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16747 |
6584 |
2107 |
1108 |
532 |
92 |
137 |
3 |
| OW |
0 |
21 |
148 |
185 |
218 |
135 |
108 |
0 |
| VODI |
0 |
3 |
69 |
128 |
202 |
253 |
161 |
0 |
| ODI |
0 |
0 |
31 |
55 |
106 |
250 |
334 |
4 |
| CDI |
0 |
0 |
9 |
98 |
104 |
393 |
2160 |
629 |
| VCDI |
0 |
0 |
0 |
4 |
31 |
56 |
951 |
2911 |
|
Date: 2015-07-03:
| 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 |
16741 |
6841 |
1832 |
943 |
666 |
205 |
140 |
4 |
| OW |
0 |
3 |
58 |
131 |
221 |
196 |
136 |
0 |
| VODI |
0 |
0 |
17 |
78 |
176 |
302 |
248 |
0 |
| ODI |
0 |
0 |
6 |
30 |
53 |
262 |
343 |
1 |
| CDI |
0 |
0 |
0 |
76 |
131 |
428 |
1254 |
66 |
| VCDI |
0 |
0 |
0 |
1 |
8 |
34 |
2068 |
3368 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16741 |
6826 |
1691 |
921 |
706 |
275 |
256 |
4 |
| OW |
0 |
18 |
135 |
109 |
190 |
221 |
197 |
0 |
| VODI |
0 |
0 |
39 |
102 |
162 |
199 |
183 |
0 |
| ODI |
0 |
0 |
21 |
46 |
66 |
332 |
369 |
1 |
| CDI |
0 |
0 |
26 |
71 |
118 |
327 |
2104 |
379 |
| VCDI |
0 |
0 |
1 |
10 |
13 |
73 |
1080 |
3055 |
|
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