A Survey – TheWorksheets.CoM – Page 2

A Survey of Vietnamese Automatic Speech Recognition - EasyChair

language model for Vietnamese language. In this section, we will present these studies in chronological order. Figure 1. General ASR system diagram A. Acoustic model In 2008, Quang et al. used HMM to build acoustic model and recognize Vietnamese tones [5]. The language model applied Good-Turing and Katz back-off smoothing algorithms.