Yuling Liu, Xingming Sun, Yongping Liu

Retrieving process: In the retrieving process, we firstly create a dictionary table according to Rule 1. And then, we utilize the dictionary table to decode the corresponding binary bits of the words parsed from the note pages. The sentence templates have nothing to do with the retrieving process. The details are described in the following algorithm.

ALGORITHM 2: RETRIEVING ALGORITHM

Input: the stego-document T`.

Output: the message C`.

Steps:

(1)	Preprocess the body text of stego-document T` to create a dictionary table D.
(2)