Profile Aware ObScure Logging (PaOSLo): A Web Search Privacy-Preserving Protocol to Mitigate Digital Traces

Table 5

Average PEL comparison of UUP(e), OSLo, and PaOSLo.

Number of users	Protocol	Degree1	Degree 2	Degree 3	Degree 4
3 users	UUP(e)	51.86	13.39	7.3	7.22
	OSLo	47.7	12.79	6.95	7.17
	PaOSLo	46.65	11.14	5.5	6.01
4 users	UUP(e)	51.16	13.14	7.07	7.2
	OSLo	48.56	12.76	6.85	6.95
	PaOSLo	46.32	10.6	5.44	5.75
5 users	UUP(e)	51.55	13.47	7.37	7.26
	OSLo	49.18	12.86	6.99	6.85
	PaOSLo	46.29	10.58	5.39	5.92