Research Article
Exploring the Security Vulnerability in Frequency-Hiding Order-Preserving Encryption
Figure 4
Distribution of support, confidence, and lift for association rules derived from the , , , and datasets using the Apriori algorithm. The color intensity of each point reflects the level of antecedent support, indicating the frequency of the rule’s conditions in the respective datasets. (a) . (b) . (c) . (d) .
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