Patent ID: 9697819
Date: 2017-07-04
CPC Classifications: G06F,G10L

Claim:
1. A method for building a speech feature library, comprising: converting speech recording of a person into textual information; obtaining at least one context corresponding to each piece of the textual information and at least one semantically identical piece of the textual information; saving, in a speech feature library of the person, each piece of textual information and a corresponding linguistic feature which indicates the context of each piece of textual information; performing audio sampling to the speech recording to obtain an audio sample value; and saving an audio feature in the speech feature library of the person, the audio feature indicating the obtained audio sample value; wherein each piece of linguistic feature further indicates weight of the corresponding context and weight of the corresponding textual information in the linguistic feature; and wherein the step of saving, in the speech feature library of the person, each piece of textual information and its corresponding linguistic feature comprises: