Validation of sea ice concentration
Bulletin date: 2014-06-12
Model vs. observations, sea ice class contingency tables
Date: 2014-06-06:
| 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 |
15909 |
5250 |
1209 |
704 |
330 |
123 |
100 |
0 |
| OW |
0 |
3 |
40 |
171 |
258 |
168 |
148 |
0 |
| VODI |
0 |
0 |
35 |
120 |
200 |
450 |
198 |
0 |
| ODI |
0 |
0 |
7 |
71 |
153 |
528 |
335 |
0 |
| CDI |
0 |
0 |
0 |
79 |
250 |
738 |
2197 |
8 |
| VCDI |
0 |
0 |
0 |
81 |
79 |
92 |
2761 |
4624 |
|
...date precedes bulletin
|
Date: 2014-06-10:
| 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 |
16028 |
5391 |
1146 |
621 |
441 |
118 |
124 |
0 |
| OW |
0 |
2 |
48 |
117 |
282 |
129 |
87 |
0 |
| VODI |
0 |
0 |
29 |
134 |
313 |
371 |
155 |
0 |
| ODI |
0 |
0 |
4 |
88 |
146 |
470 |
296 |
0 |
| CDI |
0 |
0 |
0 |
95 |
214 |
840 |
1782 |
423 |
| VCDI |
0 |
0 |
0 |
58 |
53 |
155 |
3133 |
4126 |
|
...date precedes bulletin
|
Date: 2014-06-12:
| 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 |
16165 |
5134 |
1242 |
1064 |
327 |
86 |
80 |
0 |
| OW |
0 |
9 |
25 |
160 |
309 |
119 |
102 |
0 |
| VODI |
0 |
2 |
17 |
140 |
353 |
284 |
155 |
0 |
| ODI |
0 |
0 |
3 |
92 |
161 |
378 |
337 |
0 |
| CDI |
0 |
0 |
13 |
140 |
231 |
748 |
2175 |
625 |
| VCDI |
0 |
0 |
0 |
17 |
23 |
69 |
3112 |
3522 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16165 |
5131 |
1245 |
1117 |
422 |
117 |
114 |
0 |
| OW |
0 |
12 |
22 |
130 |
236 |
110 |
82 |
0 |
| VODI |
0 |
2 |
18 |
125 |
333 |
261 |
158 |
0 |
| ODI |
0 |
0 |
2 |
93 |
168 |
368 |
321 |
0 |
| CDI |
0 |
0 |
13 |
129 |
223 |
764 |
2198 |
647 |
| VCDI |
0 |
0 |
0 |
19 |
22 |
64 |
3088 |
3500 |
|
Date: 2014-06-16:
| 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 |
15982 |
5548 |
962 |
894 |
471 |
124 |
75 |
0 |
| OW |
0 |
3 |
32 |
145 |
278 |
141 |
31 |
0 |
| VODI |
0 |
0 |
19 |
136 |
350 |
349 |
86 |
0 |
| ODI |
0 |
0 |
5 |
72 |
210 |
803 |
437 |
0 |
| CDI |
0 |
0 |
18 |
67 |
149 |
529 |
1982 |
1448 |
| VCDI |
0 |
0 |
0 |
3 |
23 |
148 |
2824 |
2711 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15982 |
5547 |
973 |
970 |
625 |
234 |
113 |
0 |
| OW |
0 |
4 |
25 |
108 |
265 |
187 |
58 |
0 |
| VODI |
0 |
0 |
16 |
81 |
225 |
264 |
139 |
0 |
| ODI |
0 |
0 |
4 |
56 |
173 |
534 |
460 |
0 |
| CDI |
0 |
0 |
18 |
102 |
174 |
810 |
2634 |
1374 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
65 |
2031 |
2785 |
|
Date: 2014-06-18:
| 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 |
16201 |
5315 |
1076 |
841 |
562 |
236 |
74 |
0 |
| OW |
0 |
6 |
49 |
193 |
219 |
135 |
44 |
0 |
| VODI |
0 |
3 |
26 |
161 |
305 |
382 |
117 |
0 |
| ODI |
0 |
0 |
11 |
132 |
231 |
673 |
315 |
0 |
| CDI |
0 |
0 |
21 |
136 |
212 |
624 |
2079 |
1161 |
| VCDI |
0 |
0 |
0 |
16 |
55 |
151 |
2435 |
2953 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16201 |
5302 |
1074 |
907 |
680 |
348 |
137 |
0 |
| OW |
0 |
20 |
27 |
151 |
214 |
121 |
79 |
0 |
| VODI |
0 |
2 |
47 |
135 |
175 |
255 |
168 |
0 |
| ODI |
0 |
0 |
15 |
149 |
203 |
600 |
419 |
0 |
| CDI |
0 |
0 |
20 |
133 |
287 |
800 |
2774 |
1516 |
| VCDI |
0 |
0 |
0 |
4 |
25 |
77 |
1487 |
2598 |
|
Date: 2014-06-20:
| 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 |
16234 |
5489 |
748 |
848 |
810 |
236 |
85 |
0 |
| OW |
0 |
9 |
49 |
220 |
204 |
113 |
51 |
0 |
| VODI |
0 |
3 |
24 |
199 |
402 |
396 |
156 |
0 |
| ODI |
0 |
0 |
7 |
122 |
174 |
500 |
370 |
0 |
| CDI |
0 |
0 |
3 |
147 |
279 |
446 |
2820 |
1257 |
| VCDI |
0 |
0 |
0 |
19 |
38 |
47 |
1541 |
3110 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16234 |
5446 |
736 |
950 |
935 |
320 |
182 |
0 |
| OW |
0 |
31 |
37 |
135 |
163 |
104 |
96 |
0 |
| VODI |
0 |
21 |
34 |
128 |
190 |
235 |
236 |
0 |
| ODI |
0 |
3 |
21 |
163 |
277 |
469 |
470 |
0 |
| CDI |
0 |
0 |
3 |
158 |
297 |
558 |
2385 |
1605 |
| VCDI |
0 |
0 |
0 |
21 |
45 |
52 |
1654 |
2762 |
|
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