Node Location Privacy Protection in Unattended Wireless Sensor Networks

Table 5

Compare the communication overhead of the four methods at different detectable angles.

	Methods
	PU SBRF	MoRF	PLAUDIT	MST
10	10.03	18.83	27.93	14.54
20	14.26	26.03	33.15	20.02
30	23.12	35.44	38.23	25.29
40	43.22	40.08	45.14	31.68
50	47.92	42.95	53.23	38.44
60		52.34	55.27	45.03
70			62.16	51.32
80			65.32	61.87
90				47.28
100				51.75
110				57.44
120				63.00