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AI図鑑

Whisper

多言語の音声を文字起こしし、英語へ翻訳する

OpenAI モデル オープンウェイト
入力音声テキスト

本ページの本文は英語で提供されています。タイトルと導入は日本語化されています。

これは何か

Whisper is a speech-recognition model OpenAI released in September 2022, with open weights and code. It was trained on roughly 680,000 hours of multilingual, multitask audio from the web and frames transcription, translation and language identification as a single sequence-to-sequence problem. The model is an encoder–decoder that takes 30-second audio segments as input. It shipped in several sizes from tiny to large, with the large version at about 1.55 billion parameters.

なぜ覚えておく価値があるか

With open weights it made multilingual speech recognition broadly usable, becoming the default choice in many speech apps and transcription tools, and stands as a leading example of weak supervision with large-scale data in speech.

主な仕様

Parameters
About 1.55B (large)
Training data
About 680,000 hours of audio
Languages
About 99
Open weights
Yes (MIT licence)
Architecture
Encoder–decoder transformer

対応する能力

関連する概念

同種の製品