Skip to main content

Table 9 Computation time required to estimate a feature vector from a given biohash (in seconds)

From: Practical security and privacy attacks against biometric hashing using sparse recovery

Method

1024→200

1024→1024

LP

12.681736

144.288818

BIHT

0.192342

0.294719

L 2

0.108523

1.681796

L 1

11.451703

26.453929

Method in [4] for t = 1

28.244039

185.517469

Method in [4] for t = 20

572.584385

4700.410120