A Nonlinear Programming and Artificial Neural Network Approach for Optimizing the Performance of a Job Dispatching Rule in a Wafer Fabrication Factory

Table 4

The performances of various approaches in cycle time standard deviation.

Cycle time standard deviation (hrs)	A (normal)	A (hot)	A (super hot)	B (normal)	B (hot)
FIFO	55	24	25	87	51
EDD	129	25	22	50	63
SRPT	248	31	22	106	53
CR	69	29	18	58	53
FSMCT	419	33	16	129	104
FSVCT	280	37	27	201	77
NFS	87	49	19	44	47
Justice	120	26	20	69	32
2f-TNFSMCT	75	37	17	47	19
2f-TNFSVCT	38	38	29	33	24
The proposed methodology	86	26	15	54	21