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Table 2 Running 10-fold cross-validation on compressed MNIST dataset with 1500 samples and 196 features

From: Logistic regression over encrypted data from fully homomorphic encryption

Training method

# iterations

Avg. training time

Avg. AUC

Avg. AUC (unencrypted)

GD + σ3

10

48.76 h

0.974

0.977

1-Bit GD + σ1

10

27.10 h

0.974

0.978

  1. The first average AUC value is obtained from running the training algorithm using SEAL on encrypted data. The second AUC value is obtained from running the same algorithm on unencrypted data using MATLAB
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BMC Medical Genomics

ISSN: 1755-8794

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