Balancing Privacy-Utility of Differential Privacy Mechanism: A Collaborative Perspective

Table 2

Comparative analysis of several definitions of differential privacy.

Definitions	Expected privacy preserving	Expected data utility	Balancing privacy-utility
DP [30]	Yes	No	No
PDP [5]	Yes	No	No
IDP [6]	Yes	No	No
cDP	Yes	Approximate data utility	Yes