Comparison of automatic speech recognizer SPHINX 3.6 and SPHINX 4.0 for creating systems in Slovak language

Abstract

In this paper we discuss a topic of an automatic speech recognition system based on a system SPHINX in various versions and configurations. We compare Sphinx version 3 and 4 for recognition of Slovak speech. Other comparison is focused on the type of a language model. We have used regular grammar and bi-gram language model as compared language model.