A survey on Bengali speech-to-text recognition techniques

With the advancement of science and technology, automated speech-to-text (STT) conversion system has been developed to make a visual text format of the speech. This technology enables people with listening disability to communicate in an alternative way to understand voice communication, and follow instructions using their visual ability. Sometimes visual ability becomes more powerful than the listening ability specially in distant communication, and speech-to-text conversion fits as an important tool in such cases. Speech-to-text research has found new idea to help the handicap people with the voice prompted writing tools. Research in Bengali speech recognition field is still in primary stage. A large amount of progressive work are required in the field of Bengali speech-to-text conversion. This paper can be considered as a reference for interested researchers working in Bengali speech-to-text conversion system as it provides sufficient information to develop primary understanding about the Bengali speech-to-text literature.