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Journal of Industrial Engineering
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2013
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Article
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Tab 1
Research Article
Chip Attach Scheduling in Semiconductor Assembly
Table 1
Comparison of objective function values using heuristics and
-learning.
Dataset no.
WSPT
MWSPT
RA
LFM-MWSPT
LFM-RA
LWF
Q
-Learning
1
88.867
78.116
59.758
87.689
57.582
42.253
−3.8613
2
138.44
135.86
110.747
126.69
109.07
95.926
7.6657
3
119.01
108.75
124.09
104.25
121.90
83.332
23.775
4
83.681
60.797
39.073
69.405
45.575
33.920
−4.4275
5
129.38
128.47
96.960
109.17
99.827
89.863
21.414
6
70.840
55.692
51.108
66.213
51.041
16.930
−5.4467
7
120.90
100.60
95.399
109.33
90.754
76.422
27.374
8
102.42
107.80
116.56
103.33
107.62
93.663
11.840
9
94.606
87.914
81.763
88.812
80.331
60.164
33.036
10
90.803
88.164
90.773
87.926
88.56293
56.307
22.798
11
111.13
88.287
82.916
97.882
85.605
60.160
16.493
12
100.29
89.005
86.692
95.836
78.342
60.744
−3.8617
Average
104.19
94.123
86.321
95.547
84.685
64.147
12.233