Skip to main content

Advances, Systems and Applications

Table 2 Comparison of typical prediction timings, based on the optimised equation 6on the Amazon Web Services Elastic Beanstalk using the t1.micro instance

From: Privacy preserving collaborative filtering for SaaS enabling PaaS clouds

Bit size1

Query vector size2

Typical prediction time

1024

5

300ms

1024

10

550ms

2048

5

600ms

2048

10

900ms

  1. 1Paillier cryptosystem modulus bit size, i.e. |n|.
  2. 2Size of the encrypted rating vector.