ePMLF: Efficient and Privacy-Preserving Machine Learning Framework Based on Fog Computing

Table 1

Notation and definition.

Notation	Definition
	The key length (bit)
	The key length of
	OU public-private key pair of
	OU public-private key pair of SSP
	Cloud-ElGamal evaluation-private key pair of
	The precision of floating-point numbers
	The ciphertext of under