Open Access
Research Article

Table 3.

The attack probabilities of four defense methods under different numbers of poisoners

Defense methods Number of poisoners
One Two Three Four Five
Trimmed mean [15] 0.9608 0.9324 0.9134 0.8942 0.8721
Krum [16] 0.9576 0.9576 0.9576 0.8610 0.8520
Median [17] 0.9423 0.9423 0.9423 0.9024 0.8512
Variant of our defense strategy (without evidence of clustering) 0.9615 0.9584 0.9460 0.9233 0.9135
Variant of our defense strategy (without evidence of upload frequency) 0.9621 0.9593 0.9463 0.9245 0.9087
Variant of our defense strategy (without evidence of historical trust) 0.9623 0.9597 0.9477 0.9217 0.9063
Our defense strategy (three evidences) 0.9627 0.9632 0.9640 0.9631 0.9512

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