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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2020
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Article
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Tab 3
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Research Article
Rough Kansei Mining Model for Market-Oriented Product Design
Table 3
A loss function.
ā
c
1
0
10
20
20
8
0
50
25
0
20
12
0
c
2
4
2
0
0
13
32
53
23
0
14
4
0
c
3
5
2
0
40
18
0
0
29
55
8
3
0
c
4
12
6
0
50
30
0
70
27
0
0
30
60