Table 3.
Comparison of communication costs.
| Phase of Scheme | SPCQ | PPRQ |
|---|---|---|
| Communication length in DU | 164 ∗ n bytes | 512 ∗ n bytes |
| Communication length in CS | 256 bytes | 1024 ∗ n bytes |
| Communication times | 2 | 2 |
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