Chip Attach Scheduling in Semiconductor Assembly

Table 4

Comparison of the total setup time using heuristics and 𝑄-learning.

Dataset no.	WSPT	MWSPT	RA	LFM-MWSPT	LFM-RA	LWF	Q-learning
1	0.8133	0.8497	0.3283	0.7231	0.3884	0.3895	1.0000
2	0.8333	1.3000	0.4358	0.7564	0.5263	0.4094	1.0000
3	0.8712	1.1633	0.4207	0.6361	0.4937	0.4298	1.0000
4	1.1280	0.7123	0.4629	0.8516	0.5139	0.4318	1.0000
5	0.9629	1.3121	0.4179	0.8597	0.5115	0.3873	1.0000
6	0.7489	1.0393	0.4104	0.7489	0.4542	0.4074	1.0000
7	1.7868	2.2182	0.8223	1.4069	1.0125	0.4174	1.0000
8	0.6456	0.8508	0.4055	0.6694	0.5053	0.3795	1.0000
9	0.9245	0.9946	0.5013	0.7821	0.6694	0.4163	1.0000
10	1.1025	1.7875	0.6703	1.0371	0.9079	0.4894	1.0000
11	0.9973	1.3655	0.3994	0.9686	0.5129	0.4066	1.0000
12	0.7904	1.1111	0.4419	0.6195	0.5081	0.4258	1.0000
Average	0.9671	1.2254	0.4764	0.8383	0.5837	0.4158	1.0000