Validation of sea ice concentration
Bulletin date: 2016-09-15
Model vs. observations, sea ice class contingency tables
Date: 2016-09-09:
| 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 |
24388 |
5036 |
1236 |
593 |
129 |
15 |
3 |
0 |
| OW |
0 |
0 |
49 |
125 |
131 |
40 |
4 |
0 |
| VODI |
0 |
0 |
34 |
50 |
193 |
123 |
72 |
0 |
| ODI |
0 |
0 |
7 |
23 |
104 |
274 |
337 |
3 |
| CDI |
0 |
0 |
0 |
6 |
191 |
573 |
1883 |
192 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
40 |
975 |
1318 |
|
...date precedes bulletin
|
Date: 2016-09-13:
| 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 |
25052 |
4821 |
1014 |
437 |
166 |
31 |
3 |
0 |
| OW |
0 |
0 |
23 |
100 |
99 |
29 |
5 |
0 |
| VODI |
0 |
0 |
5 |
109 |
151 |
127 |
45 |
0 |
| ODI |
0 |
0 |
0 |
32 |
105 |
165 |
309 |
0 |
| CDI |
0 |
0 |
0 |
9 |
63 |
349 |
2381 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
17 |
90 |
2142 |
280 |
|
...date precedes bulletin
|
Date: 2016-09-15:
| 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 |
24922 |
5032 |
946 |
466 |
134 |
24 |
1 |
0 |
| OW |
0 |
1 |
32 |
125 |
123 |
22 |
6 |
0 |
| VODI |
0 |
0 |
12 |
112 |
148 |
129 |
31 |
0 |
| ODI |
0 |
0 |
1 |
43 |
106 |
224 |
180 |
0 |
| CDI |
0 |
0 |
0 |
13 |
55 |
160 |
1985 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
157 |
2299 |
664 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24922 |
5028 |
947 |
503 |
158 |
30 |
0 |
0 |
| OW |
0 |
5 |
23 |
118 |
110 |
25 |
5 |
0 |
| VODI |
0 |
0 |
19 |
82 |
141 |
136 |
34 |
0 |
| ODI |
0 |
0 |
2 |
41 |
100 |
199 |
162 |
0 |
| CDI |
0 |
0 |
0 |
15 |
57 |
182 |
2080 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
144 |
2221 |
664 |
|
Date: 2016-09-19:
| 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 |
24940 |
5063 |
853 |
446 |
181 |
62 |
3 |
0 |
| OW |
0 |
9 |
33 |
80 |
121 |
45 |
4 |
0 |
| VODI |
0 |
1 |
29 |
84 |
151 |
175 |
59 |
0 |
| ODI |
0 |
0 |
6 |
28 |
96 |
224 |
423 |
0 |
| CDI |
0 |
0 |
0 |
4 |
34 |
110 |
1033 |
310 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
32 |
934 |
2584 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24940 |
5059 |
855 |
448 |
222 |
115 |
3 |
0 |
| OW |
0 |
14 |
31 |
105 |
126 |
48 |
18 |
0 |
| VODI |
0 |
0 |
29 |
60 |
117 |
144 |
94 |
0 |
| ODI |
0 |
0 |
6 |
19 |
76 |
163 |
238 |
0 |
| CDI |
0 |
0 |
0 |
9 |
28 |
95 |
797 |
48 |
| VCDI |
0 |
0 |
0 |
1 |
16 |
83 |
1306 |
2846 |
|
Date: 2016-09-21:
| 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 |
24488 |
5693 |
789 |
302 |
85 |
6 |
0 |
0 |
| OW |
0 |
40 |
30 |
115 |
97 |
10 |
0 |
0 |
| VODI |
0 |
21 |
46 |
124 |
166 |
100 |
5 |
0 |
| ODI |
9 |
151 |
38 |
91 |
117 |
225 |
27 |
0 |
| CDI |
71 |
1014 |
61 |
89 |
91 |
101 |
2 |
0 |
| VCDI |
2431 |
1424 |
18 |
34 |
17 |
31 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24488 |
5643 |
759 |
301 |
136 |
19 |
0 |
0 |
| OW |
0 |
60 |
53 |
124 |
78 |
18 |
0 |
0 |
| VODI |
0 |
52 |
40 |
131 |
153 |
115 |
1 |
0 |
| ODI |
1 |
109 |
36 |
67 |
98 |
140 |
24 |
0 |
| CDI |
29 |
620 |
59 |
70 |
75 |
142 |
9 |
0 |
| VCDI |
2481 |
1859 |
35 |
62 |
33 |
39 |
0 |
0 |
|
Date: 2016-09-23:
| 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 |
24357 |
5589 |
896 |
290 |
89 |
3 |
0 |
0 |
| OW |
0 |
17 |
82 |
122 |
87 |
9 |
0 |
0 |
| VODI |
0 |
13 |
42 |
126 |
191 |
77 |
0 |
0 |
| ODI |
0 |
93 |
31 |
81 |
144 |
196 |
18 |
0 |
| CDI |
0 |
759 |
49 |
71 |
86 |
151 |
20 |
0 |
| VCDI |
1468 |
2680 |
67 |
128 |
94 |
33 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
24357 |
5545 |
844 |
280 |
133 |
26 |
0 |
0 |
| OW |
0 |
50 |
83 |
101 |
57 |
13 |
0 |
0 |
| VODI |
0 |
37 |
82 |
149 |
170 |
63 |
0 |
0 |
| ODI |
0 |
62 |
34 |
69 |
139 |
120 |
20 |
0 |
| CDI |
0 |
436 |
44 |
69 |
87 |
206 |
18 |
0 |
| VCDI |
1468 |
3021 |
80 |
150 |
105 |
41 |
0 |
0 |
|
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