Glossary Library

Technical GlossarySpeech, Voice and Audio AI

Personalized Speech Enhancement

An approach focused on extracting a specific target speaker’s voice more effectively from background noise and other speakers.

Personalized speech enhancement differs from general noise reduction by focusing on preserving a particular target voice. This is highly valuable for hearing assistance technology, smart headphones, and multi-speaker meeting environments. By using a target speaker embedding or reference sample, the system can behave more selectively.

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Explore these concepts to continue your artificial intelligence journey.

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Automatic Speech Recognition

The core speech-to-text task aimed at converting human speech into text.

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End-to-End ASR

An approach that performs speech-to-text conversion with a single unified network instead of separate acoustic and language models.

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CTC Decoding

A core learning and decoding approach that helps recover text from speech sequences with unknown alignments.