Privacy-Preserving Oriented Floating-Point Number Fully Homomorphic Encryption Scheme

Table 2

Performance comparison of fully homomorphic encryption scheme.

Scheme	Size of pk	Size of sk	Expansion rate of ciphertext	Computational complexity	Process floating-point numbers operation	Process analytic function operation
DGHV [2]					No	No
[3]					No	No
[4]					No	No
[6]					No	No
FFHE					Yes	Yes