Techniques Used in Automatic Speech Recognition and Tools & Technologies used in Speech Therapy: An Overview

摘要

Automatic speech recognition is being used in a variety of assistive contexts, including mobile telephones, and various public and private telephony services. Despite their growing presence, commercial speech recognition technologies are still not easily employed by individuals who have speech or communication disorders. While speech disorders in children who delayed in their milestones are common, there has been relatively recent research on automatic speech recognition performance of children with disorders. This paper presents a review on the techniques and classifiers used for Automatic Speech recognition in recent years and explained about the automatic evaluation of speech disorders in children especially who have fluency disorders like stuttering. Along with this the discussion about the difficulties in computer assisted therapy, tools and technologies, existing communication device, developing multimedia interface and identification of emotional behavior are discussed.