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Table 1 Precision versus coverage of the k-anonymised experimental data

From: A risk model for privacy in trajectory data

k

Precision

Coverage

(a) Time: hour-level

3

1.00

0.27

5

1.00

0.15

10

1.00

0.04

(b) Time: day-level

3

0.98

0.87

5

0.97

0.83

10

0.96

0.72