A survey of expressive speech synthesis

Abstract

Speech synthesis is a hot research topic in the field of speech, language and machine learning, which aims to synthesize understandable and natural speech for a given text.It has a wide range of applications in industry.One of the goals of speech synthesis is to make the synthesized speech natural, and there is still a lot of room for improvement in emotion, prosody and other aspects of speech synthesis.A comprehensive survey of expressive speech synthesis was conducted with the aim of better understanding current research status and future trends.A comprehensive summary, comparison and analysis of emotion-based and prosodic speech synthesis in recent years were given.Firstly the traditional way and bottleneck of common speech synthesis were introduced, then expressive speech synthesis was introduced and the benefits of expressive speech synthesis in the aspects of emotion and prosody were described.Finally, the prospect and summary of expressive speech synthesis were presented.

Keywords

• speech synthesis;expressive speech synthesis;machine learning