A Heuristic Algorithm for Optimal Service Composition in Complex Manufacturing Networks

Table 4

Results of Different QoS Constraints.

QoS constraints			H_OSTP		MFPB_HOSTP		DHA_OSCP
T	C	R	Utility value	Execution time	Utility value	Execution time	Utility value	Execution time
0.90	0.90	0.2	214.9406	23.5230	214.8814	64.4120	209.3961	44.3610
0.94	0.94	0.18	195.6596	22.9250	195.6285	59.9620	188.4452	42.0600
0.98	0.98	0.16	179.0496	23.1040	179.0496	66.1650	177.2467	43.8820
1.02	1.02	0.14	170.1983	24.4250	170.1769	72.3250	169.8541	46.5420
1.04	1.04	0.12	175.3381	24.5360	171.7547	69.6620	170.1082	46.6200
1.08	1.08	0.10	199.5259	24.7680	198.3515	79.2850	196.7191	49.3220
1.10	1.10	0.08	133.8181	24.1440	133.3709	74.9020	132.6810	52.3690
1.12	1.12	0.06	153.5065	24.3210	153.0866	79.9630	149.5530	51.9410