Validation of sea ice concentration
Bulletin date: 2015-04-02
Model vs. observations, sea ice class contingency tables
Date: 2015-03-27:
| 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 |
13244 |
5721 |
597 |
210 |
79 |
1 |
0 |
0 |
| OW |
0 |
80 |
293 |
114 |
53 |
13 |
5 |
0 |
| VODI |
0 |
44 |
197 |
181 |
122 |
63 |
15 |
0 |
| ODI |
0 |
5 |
109 |
145 |
188 |
107 |
31 |
0 |
| CDI |
0 |
0 |
64 |
121 |
278 |
202 |
321 |
3 |
| VCDI |
0 |
0 |
33 |
126 |
513 |
1456 |
7663 |
4670 |
|
...date precedes bulletin
|
Date: 2015-03-31:
| 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 |
13575 |
6004 |
777 |
200 |
65 |
10 |
1 |
0 |
| OW |
0 |
78 |
207 |
174 |
109 |
31 |
8 |
0 |
| VODI |
0 |
63 |
113 |
167 |
164 |
141 |
13 |
0 |
| ODI |
0 |
28 |
73 |
71 |
107 |
168 |
78 |
0 |
| CDI |
0 |
15 |
53 |
93 |
118 |
180 |
348 |
36 |
| VCDI |
0 |
3 |
66 |
148 |
199 |
414 |
7348 |
5621 |
|
...date precedes bulletin
|
Date: 2015-04-02:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2015-04-06:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2015-04-08:
| 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 |
13449 |
6394 |
979 |
238 |
102 |
27 |
7 |
0 |
| OW |
3 |
91 |
320 |
209 |
87 |
48 |
16 |
0 |
| VODI |
0 |
27 |
245 |
153 |
131 |
91 |
33 |
0 |
| ODI |
0 |
10 |
158 |
102 |
88 |
64 |
60 |
4 |
| CDI |
4 |
2 |
142 |
199 |
186 |
187 |
621 |
9 |
| VCDI |
5 |
0 |
37 |
69 |
105 |
293 |
8066 |
4006 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13452 |
6238 |
856 |
287 |
111 |
57 |
12 |
0 |
| OW |
0 |
122 |
237 |
119 |
62 |
40 |
6 |
0 |
| VODI |
0 |
72 |
213 |
110 |
100 |
64 |
47 |
0 |
| ODI |
0 |
47 |
158 |
115 |
102 |
61 |
82 |
2 |
| CDI |
2 |
23 |
208 |
138 |
117 |
178 |
472 |
11 |
| VCDI |
7 |
22 |
209 |
201 |
207 |
310 |
8184 |
4006 |
|
Date: 2015-04-10:
| 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 |
13520 |
6321 |
920 |
276 |
84 |
33 |
6 |
0 |
| OW |
0 |
160 |
340 |
174 |
104 |
77 |
4 |
0 |
| VODI |
0 |
85 |
175 |
138 |
121 |
86 |
28 |
1 |
| ODI |
0 |
57 |
90 |
111 |
110 |
109 |
96 |
1 |
| CDI |
0 |
37 |
118 |
105 |
177 |
176 |
482 |
5 |
| VCDI |
0 |
0 |
76 |
162 |
206 |
309 |
7828 |
4159 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13520 |
6152 |
846 |
268 |
92 |
40 |
13 |
0 |
| OW |
0 |
156 |
207 |
90 |
72 |
48 |
7 |
0 |
| VODI |
0 |
104 |
195 |
115 |
104 |
110 |
39 |
0 |
| ODI |
0 |
59 |
112 |
126 |
102 |
105 |
119 |
5 |
| CDI |
0 |
78 |
109 |
120 |
143 |
160 |
469 |
13 |
| VCDI |
0 |
111 |
250 |
247 |
289 |
327 |
7797 |
4148 |
|
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