Generative Text Secret Sharing with Topic-Controlled Shadows

Table 1

Notations and descriptions.

Notations	Descriptions
	The threshold of secret sharing scheme,
	Perfect binary tree’s height
	The modulo of secret sharing scheme, we take in our scheme
	The number of secret values to share each time,
	The sharing matrix, which satisfies the determinant of any submatrix is odd
	a -dimensional vector, whose first elements are secret values, last elements are selected in
	a -dimensional vector, consisted of shared values
	The history matrix at time
	The -th word in a word sequence
	The desired controllable attribute
	The conditional probability distribution of the output of language model at time
	The modified conditional probability distribution according to a specific topic