24. The method according to claim 13 , wherein said step of obtaining candidate words includes a substep of sorting the words obtained by the accurate similarity calculation according to at least one of the accurate similarity, word frequency, user input history information and the system-configured number of candidate words.
13. The method according to claim 12 , characterized in that, said method further comprises: a step of calculating an accurate similarity between the ideal sliding trajectory feature of each word obtained from the rough similarity calculation result and said user-sliding trajectory feature set in said processor.