Table 4 Experimental results for different number of data owners. The cardinality of intersection of sets is fixed, which is 1,515,520. The numbers are in term of seconds
From: A privacy-preserving distributed filtering framework for NLP artifacts
Number of Data Owners | Intersecting Hashes (s) | Encryption (s) | Homomorphic Operation (s) | Decryption (s) | Network Comm. (s) | Total Time (s) |
|---|---|---|---|---|---|---|
2 | 1.69 | 8.17 | 54.72 | 6.29 | 0.32 | 71.19 |
3 | 2.72 | 8.19 | 55.49 | 6.33 | 0.39 | 73.12 |
4 | 3.53 | 8.28 | 55.51 | 6.60 | 0.46 | 74.38 |
5 | 4.63 | 8.22 | 56.36 | 6.67 | 0.53 | 76.41 |
6 | 5.36 | 8.24 | 58.01 | 7.11 | 0.60 | 79.32 |