NLP & Language · intermediate · concept 89 of 176
Speech Recognition (ASR) & Whisper
Turning audio into text. Whisper made near-human transcription open source and free to run on a laptop, trained on 680,000 hours of web audio in 90-plus languages. ASR is the front door of voice assistants, meeting notes, subtitles, and every voice-first AI interface.
Key terms
ASRMel spectrogramWhisperWord error rateDiarization
Learn these first
Where you meet it in the real world
Meeting transcription, voice assistants, call-center analytics, subtitles, medical dictation
Videos
▶ Automatic Speech Recognition - An Overview ↗
Microsoft Research · YouTube
Guides and articles
Courses, papers, and more