Review Article
A Comprehensive Survey on Local Differential Privacy
Table 3
The classification of privatization mechanisms.
| Encoding method | Methods (protocols or mechanisms) |
| Direct encoding | GRR [36] (k-RR [35]), k-subset [41, 42] | Unary encoding | Baisc RAPPOR [7], one-time RAPPOR [7], k-RAPPOR [35], RAPPOR [7], O-RAPPOR [35], O-RR [35], OUE [36] | Local hashing | RMP(SHist) [37], OLH [36], SLH [40], HRR [10, 38], HR [39] |
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