Protecting Location Privacy for Outsourced Spatial Data in Cloud Storage

Table 3

Estimation distortion.

Dataset	SHC	SHC*	DSC
NE	0.2547	0.3315	0.3236
TG	0.2835	0.4140	0.4079
SF	0.2103	0.3561	0.3418
NA	0.2473	0.3943	0.3706