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How does text to speech technology work?

Text to speech, or in short, TTS, is for sure a game-changing technology. It has been used by many businesses and individuals around the world. Speaking of individuals, it is worth mentioning that if it was not for this technology, we could not even communicate with one of the most prominent scientists of our time, Stephen Hawking, let alone the fact that we would be deprived of his scientific achievements.

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But what is TTS and how it works?

Generally, text to speech conversion or speech synthesis includes text analysis, linguistic analysis and waveform generation stages. Also, we can consider a text to speech engine having two major parts; a front-end and a back-end. In the back-end a pre-processing happens, in which text and symbols convert to written-out words. Then, in the front-end of engine, the process of assigning phonetic transcriptions to words happens. This process is called text-to-phoneme.
There are two main qualities that a text-to-s…