Performance Analysis of ZigBee Wireless Networks for AAL through Hybrid Ray Launching and Collaborative Filtering

Table 6

Average results (over all layers of the scenario) of the hybrid LD + CF versus the HD approach.

	Sparseness %	Time HD	Time LD	Time CF	Time LD + CF	Best Strategy
Sim1	47.221	90650	2981	112	3116	1	74.707	11.825	9.05
Sim2	49.933	52309	3543	187	2783	4	75.181	13.252	10.22
Sim3	30.291	64959	2953	55	3302	1	73.091	9.796	7.47
Sim4	49.071	53709	3168	106	2948	1	72.737	10.812	8.36
Sim5	41.458	58763	3197	116	3053	3	75.051	10.52	8.56
Sim6	42.722	83949	3004	88	2730	1	72.509	10.281	7.57
Sim7	33.574	90189	2596	84	3362	1	72.439	9.88	7.12
Sim8	34.711	76368	3247	102	3211	2	73.408	9.914	7.49
Sim9	39.952	94287	2842	103	3153	1	74.996	9.814	7.82
Sim10	20.03	69627	2937	79	2889	2	78.893	7.797	6.25
Sim11	24.915	80113	3315	99	2947	3	78.38	9.72	7.67
Sim12	35.317	79136	2882	98	3246	1	70.076	13.394	8.92
Sim13	35.266	56627	2608	101	2982	1	72.139	12.021	8.83
Sim14	43.428	59785	2906	115	2776	1	73.255	14.092	10.1
Sim15	43.154	46410	2870	138	2558	4	76.506	12.005	9.11
Sim16	38.066	67031	2642	95	2971	1	72.24	13.756	9.94
Sim17	45.551	50729	3278	123	2509	2	76.485	13.294	9.89
Sim18	42.902	83750	3109	120	3106	1	69.985	14.618	10.73
Sim19	55.942	50423	3050	168	2761	2	74.522	12.073	8.91
Sim20	54.066	58216	2810	186	3109	3	72.824	11.724	8.8
Sim21	57.699	55179	3183	201	2985	3	74.018	10.716	8.29
Sim22	44.755	74635	2606	99	2869	1	71.712	14.338	10.88
Sim23	38.979	59727	2877	56	2983	1	64.586	16.998	11.45
Sim24	48.459	75307	3245	79	2794	1	74.443	10.435	7.86