Validation of sea ice concentration
Bulletin date: 2016-01-14
Model vs. observations, sea ice class contingency tables
Date: 2016-01-08:
| 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 |
15277 |
6489 |
671 |
123 |
19 |
7 |
2 |
0 |
| OW |
0 |
258 |
287 |
127 |
51 |
8 |
6 |
0 |
| VODI |
0 |
241 |
477 |
359 |
247 |
147 |
15 |
0 |
| ODI |
0 |
96 |
178 |
233 |
398 |
339 |
170 |
0 |
| CDI |
0 |
16 |
69 |
112 |
192 |
515 |
781 |
1 |
| VCDI |
0 |
10 |
54 |
80 |
144 |
522 |
5169 |
4269 |
|
...date precedes bulletin
|
Date: 2016-01-12:
| 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 |
14833 |
6533 |
714 |
164 |
55 |
21 |
4 |
0 |
| OW |
9 |
143 |
252 |
85 |
49 |
29 |
9 |
0 |
| VODI |
0 |
61 |
214 |
191 |
119 |
72 |
20 |
0 |
| ODI |
0 |
9 |
105 |
163 |
252 |
340 |
92 |
0 |
| CDI |
0 |
3 |
39 |
84 |
236 |
698 |
614 |
17 |
| VCDI |
0 |
2 |
36 |
50 |
135 |
766 |
7441 |
3500 |
|
...date precedes bulletin
|
Date: 2016-01-14:
| 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 |
14521 |
6416 |
726 |
153 |
63 |
17 |
14 |
0 |
| OW |
3 |
75 |
288 |
91 |
80 |
18 |
9 |
0 |
| VODI |
0 |
36 |
173 |
174 |
138 |
73 |
16 |
0 |
| ODI |
0 |
19 |
118 |
125 |
169 |
205 |
90 |
1 |
| CDI |
0 |
4 |
98 |
112 |
169 |
542 |
629 |
14 |
| VCDI |
0 |
3 |
90 |
101 |
146 |
417 |
7122 |
4901 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14520 |
6404 |
756 |
148 |
70 |
17 |
15 |
0 |
| OW |
4 |
83 |
264 |
95 |
74 |
20 |
8 |
0 |
| VODI |
0 |
42 |
179 |
184 |
146 |
74 |
15 |
0 |
| ODI |
0 |
16 |
112 |
131 |
161 |
215 |
102 |
0 |
| CDI |
0 |
5 |
89 |
104 |
177 |
517 |
623 |
20 |
| VCDI |
0 |
3 |
93 |
94 |
137 |
429 |
7117 |
4896 |
|
Date: 2016-01-18:
| 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 |
14598 |
6659 |
596 |
150 |
51 |
15 |
10 |
0 |
| OW |
7 |
139 |
256 |
147 |
92 |
22 |
7 |
0 |
| VODI |
0 |
54 |
132 |
231 |
203 |
111 |
28 |
0 |
| ODI |
0 |
22 |
35 |
100 |
195 |
253 |
180 |
6 |
| CDI |
0 |
24 |
12 |
42 |
148 |
371 |
635 |
86 |
| VCDI |
0 |
33 |
38 |
76 |
115 |
420 |
7196 |
4664 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14591 |
6427 |
457 |
137 |
54 |
17 |
16 |
0 |
| OW |
14 |
201 |
183 |
91 |
70 |
12 |
6 |
0 |
| VODI |
0 |
111 |
217 |
150 |
116 |
60 |
29 |
0 |
| ODI |
0 |
52 |
91 |
144 |
152 |
137 |
114 |
7 |
| CDI |
0 |
46 |
57 |
108 |
210 |
311 |
527 |
85 |
| VCDI |
0 |
94 |
64 |
116 |
202 |
655 |
7364 |
4664 |
|
Date: 2016-01-20:
| 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 |
13798 |
6748 |
923 |
214 |
60 |
35 |
14 |
0 |
| OW |
1 |
98 |
213 |
147 |
72 |
52 |
11 |
0 |
| VODI |
1 |
82 |
151 |
179 |
151 |
138 |
29 |
0 |
| ODI |
0 |
82 |
92 |
168 |
175 |
199 |
79 |
7 |
| CDI |
0 |
21 |
32 |
112 |
203 |
378 |
405 |
100 |
| VCDI |
0 |
25 |
89 |
85 |
199 |
623 |
6857 |
5111 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13787 |
6568 |
847 |
181 |
59 |
35 |
12 |
0 |
| OW |
12 |
153 |
208 |
133 |
57 |
37 |
15 |
0 |
| VODI |
1 |
106 |
152 |
178 |
149 |
87 |
41 |
0 |
| ODI |
0 |
64 |
96 |
125 |
123 |
142 |
129 |
15 |
| CDI |
0 |
58 |
53 |
122 |
156 |
270 |
391 |
114 |
| VCDI |
0 |
107 |
144 |
166 |
316 |
854 |
6807 |
5089 |
|
Date: 2016-01-22:
| 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 |
13665 |
6564 |
1114 |
220 |
60 |
22 |
28 |
0 |
| OW |
2 |
53 |
200 |
144 |
101 |
33 |
18 |
0 |
| VODI |
1 |
45 |
166 |
159 |
139 |
101 |
56 |
0 |
| ODI |
0 |
31 |
84 |
116 |
200 |
155 |
100 |
0 |
| CDI |
0 |
18 |
70 |
98 |
178 |
380 |
471 |
44 |
| VCDI |
0 |
1 |
65 |
93 |
181 |
667 |
7145 |
5171 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13648 |
6379 |
1017 |
189 |
60 |
36 |
24 |
0 |
| OW |
13 |
142 |
194 |
124 |
54 |
39 |
25 |
0 |
| VODI |
7 |
88 |
214 |
178 |
143 |
62 |
49 |
0 |
| ODI |
0 |
30 |
78 |
107 |
123 |
154 |
108 |
8 |
| CDI |
0 |
25 |
42 |
77 |
157 |
293 |
534 |
83 |
| VCDI |
0 |
48 |
154 |
155 |
322 |
774 |
7078 |
5124 |
|
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