Privacy-Preserving Publication of Time-Series Data in Smart Grid

Figure 14

Distribution of perturbation error according to clamping perturbation algorithms CFPA and CWPA, with Haar, Daubechies 2, and Daubechies 3, and according to and the number of homes , for a fixed privacy budget, . Note that the scales in 14(a)–14(d) are different. (a) N = 50 (b) N = 250. (c) N = 450. (d). N = 550.

(a)

(b)

(c)

(d)