Validation of sea ice concentration
Bulletin date: 2016-03-03
Model vs. observations, sea ice class contingency tables
Date: 2016-02-26:
| 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 |
14907 |
6427 |
529 |
120 |
31 |
3 |
4 |
0 |
| OW |
0 |
373 |
269 |
148 |
80 |
22 |
9 |
0 |
| VODI |
0 |
182 |
300 |
518 |
306 |
140 |
38 |
0 |
| ODI |
0 |
79 |
114 |
254 |
353 |
277 |
237 |
0 |
| CDI |
0 |
16 |
101 |
153 |
307 |
325 |
681 |
2 |
| VCDI |
0 |
3 |
100 |
259 |
322 |
491 |
5990 |
3689 |
|
...date precedes bulletin
|
Date: 2016-03-01:
| 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 |
14216 |
6662 |
928 |
234 |
43 |
14 |
0 |
0 |
| OW |
0 |
163 |
241 |
152 |
62 |
33 |
2 |
0 |
| VODI |
0 |
100 |
230 |
227 |
155 |
119 |
44 |
0 |
| ODI |
0 |
73 |
111 |
118 |
204 |
373 |
177 |
0 |
| CDI |
0 |
55 |
36 |
99 |
157 |
560 |
714 |
11 |
| VCDI |
0 |
3 |
18 |
93 |
160 |
973 |
6882 |
3717 |
|
...date precedes bulletin
|
Date: 2016-03-03:
| 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 |
14534 |
6575 |
599 |
168 |
23 |
10 |
0 |
0 |
| OW |
0 |
258 |
247 |
124 |
49 |
31 |
12 |
0 |
| VODI |
0 |
141 |
239 |
219 |
146 |
57 |
26 |
0 |
| ODI |
0 |
44 |
105 |
267 |
309 |
116 |
124 |
0 |
| CDI |
0 |
27 |
38 |
164 |
242 |
403 |
595 |
14 |
| VCDI |
0 |
34 |
64 |
112 |
217 |
731 |
6790 |
4305 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14534 |
6593 |
597 |
167 |
23 |
23 |
1 |
0 |
| OW |
0 |
245 |
241 |
113 |
38 |
15 |
8 |
0 |
| VODI |
0 |
133 |
242 |
222 |
158 |
41 |
29 |
0 |
| ODI |
0 |
48 |
103 |
259 |
284 |
123 |
104 |
0 |
| CDI |
0 |
29 |
43 |
174 |
258 |
379 |
559 |
15 |
| VCDI |
0 |
31 |
66 |
119 |
225 |
767 |
6846 |
4304 |
|
Date: 2016-03-07:
| 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 |
14459 |
6886 |
765 |
231 |
48 |
5 |
5 |
0 |
| OW |
0 |
302 |
317 |
278 |
108 |
16 |
12 |
0 |
| VODI |
0 |
86 |
187 |
330 |
385 |
135 |
82 |
4 |
| ODI |
0 |
18 |
79 |
210 |
332 |
256 |
302 |
31 |
| CDI |
0 |
18 |
28 |
102 |
226 |
385 |
780 |
44 |
| VCDI |
0 |
5 |
36 |
47 |
117 |
295 |
5806 |
4401 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14459 |
6632 |
612 |
185 |
44 |
6 |
5 |
0 |
| OW |
0 |
294 |
203 |
138 |
56 |
21 |
13 |
0 |
| VODI |
0 |
165 |
235 |
201 |
202 |
83 |
46 |
2 |
| ODI |
0 |
89 |
100 |
201 |
208 |
155 |
218 |
22 |
| CDI |
0 |
46 |
89 |
196 |
297 |
219 |
507 |
39 |
| VCDI |
0 |
89 |
173 |
277 |
409 |
608 |
6198 |
4417 |
|
Date: 2016-03-09:
| 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 |
14544 |
6661 |
717 |
185 |
72 |
14 |
3 |
0 |
| OW |
0 |
374 |
242 |
207 |
109 |
82 |
12 |
0 |
| VODI |
0 |
159 |
183 |
226 |
304 |
292 |
70 |
0 |
| ODI |
0 |
23 |
92 |
189 |
201 |
420 |
233 |
0 |
| CDI |
0 |
22 |
44 |
136 |
182 |
483 |
745 |
17 |
| VCDI |
0 |
4 |
20 |
65 |
98 |
375 |
6289 |
4065 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14544 |
6603 |
583 |
117 |
43 |
7 |
4 |
0 |
| OW |
0 |
314 |
195 |
125 |
44 |
21 |
8 |
0 |
| VODI |
0 |
165 |
247 |
176 |
178 |
169 |
54 |
0 |
| ODI |
0 |
53 |
87 |
154 |
182 |
271 |
161 |
3 |
| CDI |
0 |
45 |
49 |
202 |
217 |
423 |
581 |
17 |
| VCDI |
0 |
63 |
137 |
234 |
302 |
775 |
6544 |
4062 |
|
Date: 2016-03-11:
| 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 |
14794 |
6695 |
541 |
153 |
38 |
13 |
6 |
0 |
| OW |
0 |
358 |
327 |
201 |
120 |
24 |
19 |
0 |
| VODI |
0 |
234 |
295 |
244 |
271 |
128 |
44 |
0 |
| ODI |
0 |
49 |
184 |
193 |
322 |
266 |
213 |
0 |
| CDI |
0 |
40 |
74 |
129 |
214 |
313 |
757 |
12 |
| VCDI |
0 |
3 |
48 |
75 |
134 |
295 |
6648 |
3685 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14794 |
6412 |
460 |
139 |
34 |
11 |
10 |
0 |
| OW |
0 |
291 |
187 |
113 |
49 |
12 |
18 |
0 |
| VODI |
0 |
253 |
228 |
178 |
154 |
76 |
44 |
0 |
| ODI |
0 |
217 |
164 |
143 |
203 |
131 |
145 |
0 |
| CDI |
0 |
85 |
196 |
143 |
216 |
285 |
555 |
0 |
| VCDI |
0 |
121 |
234 |
279 |
443 |
524 |
6915 |
3697 |
|
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