Validation of sea ice concentration
Bulletin date: 2016-09-08
Model vs. observations, sea ice class contingency tables
Date: 2016-09-02:
| 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 |
24028 |
4980 |
1257 |
899 |
106 |
15 |
1 |
0 |
| OW |
0 |
19 |
31 |
176 |
133 |
35 |
6 |
0 |
| VODI |
0 |
10 |
6 |
59 |
234 |
243 |
48 |
0 |
| ODI |
0 |
4 |
7 |
18 |
136 |
865 |
582 |
0 |
| CDI |
0 |
0 |
0 |
9 |
31 |
212 |
1443 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
2 |
5 |
1327 |
1228 |
|
...date precedes bulletin
|
Date: 2016-09-06:
| 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 |
25467 |
4178 |
1209 |
489 |
88 |
1 |
0 |
0 |
| OW |
0 |
0 |
51 |
128 |
115 |
11 |
2 |
0 |
| VODI |
0 |
0 |
29 |
89 |
218 |
78 |
42 |
0 |
| ODI |
0 |
0 |
3 |
47 |
180 |
350 |
339 |
1 |
| CDI |
0 |
0 |
0 |
5 |
225 |
622 |
1883 |
93 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
429 |
1787 |
|
...date precedes bulletin
|
Date: 2016-09-08:
| 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 |
24305 |
5184 |
1122 |
704 |
96 |
8 |
1 |
0 |
| OW |
0 |
0 |
42 |
129 |
142 |
33 |
2 |
0 |
| VODI |
0 |
0 |
28 |
55 |
192 |
122 |
49 |
0 |
| ODI |
0 |
0 |
6 |
20 |
103 |
354 |
331 |
0 |
| CDI |
0 |
0 |
0 |
4 |
229 |
623 |
1932 |
163 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
885 |
1292 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24305 |
5184 |
1128 |
698 |
104 |
10 |
1 |
0 |
| OW |
0 |
0 |
45 |
115 |
125 |
21 |
3 |
0 |
| VODI |
0 |
0 |
20 |
73 |
199 |
125 |
48 |
0 |
| ODI |
0 |
0 |
5 |
19 |
142 |
415 |
380 |
0 |
| CDI |
0 |
0 |
0 |
7 |
192 |
561 |
1822 |
156 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
11 |
946 |
1299 |
|
Date: 2016-09-12:
| 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 |
25267 |
4589 |
996 |
435 |
184 |
20 |
0 |
0 |
| OW |
0 |
0 |
28 |
104 |
100 |
26 |
1 |
0 |
| VODI |
0 |
0 |
9 |
84 |
178 |
124 |
45 |
0 |
| ODI |
0 |
0 |
0 |
40 |
105 |
186 |
281 |
0 |
| CDI |
0 |
89 |
12 |
11 |
109 |
429 |
2132 |
0 |
| VCDI |
0 |
192 |
0 |
4 |
26 |
92 |
2261 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
25267 |
4589 |
1002 |
447 |
175 |
24 |
0 |
0 |
| OW |
0 |
0 |
23 |
88 |
121 |
36 |
4 |
0 |
| VODI |
0 |
0 |
8 |
81 |
154 |
134 |
95 |
0 |
| ODI |
0 |
3 |
0 |
34 |
74 |
157 |
575 |
0 |
| CDI |
0 |
56 |
7 |
24 |
103 |
187 |
1751 |
0 |
| VCDI |
0 |
222 |
5 |
4 |
75 |
339 |
2295 |
0 |
|
Date: 2016-09-14:
| 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 |
25036 |
4917 |
836 |
577 |
155 |
29 |
1 |
0 |
| OW |
0 |
1 |
26 |
110 |
110 |
41 |
6 |
0 |
| VODI |
0 |
0 |
7 |
108 |
122 |
170 |
32 |
0 |
| ODI |
0 |
0 |
0 |
35 |
83 |
220 |
262 |
0 |
| CDI |
0 |
0 |
0 |
10 |
44 |
210 |
2157 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
155 |
2405 |
280 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
25036 |
4916 |
830 |
555 |
148 |
28 |
1 |
0 |
| OW |
0 |
2 |
22 |
127 |
106 |
44 |
6 |
0 |
| VODI |
0 |
0 |
14 |
105 |
112 |
165 |
82 |
0 |
| ODI |
0 |
0 |
3 |
35 |
62 |
189 |
529 |
0 |
| CDI |
0 |
0 |
0 |
18 |
87 |
151 |
1753 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
248 |
2492 |
280 |
|
Date: 2016-09-16:
| 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 |
24964 |
4924 |
969 |
442 |
136 |
26 |
5 |
0 |
| OW |
0 |
1 |
25 |
132 |
116 |
29 |
3 |
0 |
| VODI |
0 |
0 |
18 |
127 |
160 |
106 |
29 |
0 |
| ODI |
0 |
0 |
2 |
41 |
105 |
236 |
170 |
0 |
| CDI |
0 |
0 |
0 |
8 |
24 |
204 |
1648 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
190 |
2504 |
808 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24964 |
4919 |
948 |
420 |
136 |
28 |
4 |
0 |
| OW |
0 |
6 |
35 |
142 |
112 |
29 |
3 |
0 |
| VODI |
0 |
0 |
23 |
116 |
147 |
128 |
65 |
0 |
| ODI |
0 |
0 |
4 |
48 |
82 |
154 |
441 |
0 |
| CDI |
0 |
0 |
4 |
24 |
64 |
204 |
1204 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
248 |
2642 |
810 |
|
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