Validation of sea ice concentration
Bulletin date: 2016-02-04
Model vs. observations, sea ice class contingency tables
Date: 2016-01-29:
| 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 |
14825 |
6392 |
655 |
110 |
28 |
10 |
12 |
0 |
| OW |
6 |
184 |
307 |
102 |
36 |
20 |
9 |
0 |
| VODI |
0 |
90 |
221 |
244 |
121 |
87 |
35 |
0 |
| ODI |
0 |
92 |
155 |
230 |
210 |
206 |
177 |
6 |
| CDI |
0 |
13 |
119 |
179 |
174 |
297 |
588 |
32 |
| VCDI |
0 |
0 |
41 |
201 |
336 |
549 |
7101 |
3959 |
|
...date precedes bulletin
|
Date: 2016-02-02:
| 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 |
15299 |
6362 |
647 |
147 |
58 |
18 |
10 |
0 |
| OW |
4 |
282 |
144 |
132 |
68 |
11 |
37 |
0 |
| VODI |
0 |
225 |
225 |
214 |
136 |
92 |
70 |
0 |
| ODI |
0 |
30 |
205 |
217 |
148 |
146 |
185 |
0 |
| CDI |
0 |
56 |
169 |
322 |
232 |
255 |
558 |
19 |
| VCDI |
0 |
3 |
47 |
218 |
368 |
546 |
6717 |
3537 |
|
...date precedes bulletin
|
Date: 2016-02-04:
| 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 |
15392 |
6164 |
529 |
124 |
33 |
3 |
4 |
0 |
| OW |
3 |
266 |
180 |
147 |
32 |
7 |
9 |
0 |
| VODI |
0 |
244 |
141 |
257 |
126 |
58 |
22 |
0 |
| ODI |
0 |
157 |
90 |
173 |
168 |
132 |
117 |
0 |
| CDI |
0 |
103 |
111 |
184 |
197 |
234 |
478 |
18 |
| VCDI |
0 |
53 |
229 |
481 |
558 |
808 |
6392 |
3735 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15392 |
6147 |
545 |
129 |
37 |
3 |
8 |
0 |
| OW |
3 |
305 |
159 |
126 |
28 |
6 |
7 |
0 |
| VODI |
0 |
230 |
151 |
276 |
115 |
56 |
25 |
0 |
| ODI |
0 |
122 |
80 |
174 |
174 |
133 |
106 |
0 |
| CDI |
0 |
104 |
114 |
191 |
198 |
206 |
476 |
16 |
| VCDI |
0 |
79 |
231 |
470 |
562 |
838 |
6400 |
3737 |
|
Date: 2016-02-08:
| 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 |
15025 |
6568 |
524 |
158 |
68 |
22 |
15 |
0 |
| OW |
0 |
141 |
184 |
125 |
84 |
57 |
15 |
0 |
| VODI |
0 |
62 |
146 |
152 |
168 |
137 |
57 |
0 |
| ODI |
0 |
4 |
81 |
101 |
127 |
243 |
151 |
0 |
| CDI |
0 |
1 |
31 |
78 |
129 |
337 |
658 |
7 |
| VCDI |
0 |
2 |
17 |
71 |
131 |
697 |
6391 |
5194 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15023 |
6113 |
389 |
113 |
55 |
23 |
21 |
0 |
| OW |
2 |
320 |
123 |
85 |
61 |
40 |
13 |
0 |
| VODI |
0 |
201 |
145 |
85 |
139 |
145 |
56 |
0 |
| ODI |
0 |
78 |
114 |
77 |
95 |
169 |
170 |
5 |
| CDI |
0 |
39 |
109 |
103 |
94 |
272 |
690 |
18 |
| VCDI |
0 |
27 |
103 |
222 |
263 |
844 |
6337 |
5178 |
|
Date: 2016-02-10:
| 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 |
15078 |
6334 |
582 |
182 |
74 |
40 |
22 |
0 |
| OW |
0 |
253 |
173 |
141 |
105 |
47 |
21 |
0 |
| VODI |
0 |
156 |
202 |
124 |
135 |
130 |
72 |
0 |
| ODI |
0 |
32 |
133 |
99 |
117 |
146 |
204 |
21 |
| CDI |
0 |
7 |
93 |
120 |
151 |
187 |
467 |
97 |
| VCDI |
0 |
8 |
65 |
168 |
431 |
966 |
5989 |
4787 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15077 |
5939 |
454 |
143 |
89 |
42 |
28 |
0 |
| OW |
1 |
355 |
142 |
96 |
65 |
42 |
25 |
0 |
| VODI |
0 |
235 |
162 |
139 |
163 |
107 |
43 |
0 |
| ODI |
0 |
113 |
109 |
87 |
122 |
142 |
170 |
6 |
| CDI |
0 |
71 |
123 |
88 |
129 |
168 |
452 |
85 |
| VCDI |
0 |
77 |
258 |
281 |
445 |
1015 |
6057 |
4814 |
|
Date: 2016-02-12:
| 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 |
14876 |
5948 |
798 |
295 |
126 |
27 |
9 |
0 |
| OW |
0 |
259 |
177 |
171 |
147 |
67 |
29 |
0 |
| VODI |
0 |
331 |
118 |
143 |
165 |
124 |
120 |
0 |
| ODI |
0 |
113 |
137 |
109 |
96 |
128 |
165 |
26 |
| CDI |
0 |
18 |
116 |
180 |
211 |
228 |
559 |
68 |
| VCDI |
0 |
19 |
110 |
203 |
360 |
848 |
5787 |
4748 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14876 |
5691 |
761 |
263 |
160 |
34 |
52 |
0 |
| OW |
0 |
301 |
144 |
179 |
122 |
54 |
20 |
0 |
| VODI |
0 |
244 |
125 |
149 |
193 |
138 |
70 |
0 |
| ODI |
0 |
140 |
70 |
119 |
115 |
108 |
150 |
12 |
| CDI |
0 |
167 |
83 |
98 |
167 |
184 |
417 |
105 |
| VCDI |
0 |
145 |
273 |
293 |
348 |
904 |
5960 |
4725 |
|
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