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Thought leadership

CTC Networks and Language Models: Prefix Beam Search Explained

Lasse Borgholt
1/1/2018
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 min read
CTC Networks and Language Models: Prefix Beam Search Explained

Automatic speech recognition (ASR) is one of the most difficult tasks in natural language processing. Traditionally it has been necessary to break down the process into a series of subtasks such as speech segmentation, acoustic modelling, and language modelling. Each of these subtasks was then solved by separate, individually trained models.