Echoes from the Past: How Text-to-Speech Worked Before the Age of AI
When we think of text-to-speech (TTS) today, we instantly imagine hyper-realistic, hyper-flexible artificial intelligence voices that can whisper, laugh, or clone a person’s voice from a three-second audio clip. But long before deep learning networks and massive transformer models took over, getting a computer to talk was a painstaking mechanical and mathematical puzzle.
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