Biobjective VoIP Service Management in Cloud Infrastructure

Table 6

Degradation and ranking.

Strategy	Billing hours (BH)	Quality reduction (QR)	Mean	Rank BH	Rank QR	Rank
BFit	0.263	21.099	10.681	1	20	4
BFit_05	6.911	17.930	12.420	7	16	6
BFit_10	8.405	17.342	12.874	9	13	5
BFit_15	8.091	17.240	12.665	8	12	3
FFit	0.535	21.031	10.783	2	19	4
FFit_05	3.483	18.758	11.120	4	18	5
FFit_10	4.638	18.069	11.354	5	17	5
FFit_15	4.812	17.819	11.315	6	14	3
MaxFTFit	2.096	17.835	9.965	3	15	1
MidFTFit	10.536	16.442	13.489	10	11	4
MinFTFit	39.147	12.800	25.973	20	10	7
Rand	31.263	1.094	16.178	17	4	4
RR	32.681	0.732	16.707	18	2	3
RR_05	22.542	2.144	12.343	15	5	3
RR_10	15.388	4.666	10.027	13	7	3
RR_15	11.772	6.980	9.376	11	9	3
WFit	35.435	0.000	17.718	19	1	3
WFit_05	23.904	1.085	12.494	16	3	2
WFit_10	16.606	3.301	9.954	14	6	3
WFit_15	13.292	5.428	9.360	12	8	3