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Improved Punctuation Restoration & Truecasing Models

Check out our Improved Punctuation Restoration & Truecasing Models, dive into our Speech-to-Text AI models and celebrate with us as we near 100K YouTube subscribers.

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Written by

Smitha Kolan

Published on

7 November 2023

We have released new and improved models since this article was published. See our docs for our most current model offerings.

Hey 👋, this weekly update contains the latest info on our new product features, tutorials, and our community.

🚀New Punctuation Restoration and Truecasing Models

We’re introducing new models for Punctuation Restoration and Truecasing, which outperform our previous production modelson the following metrics:

  • Enhanced Casing Accuracy: Improvements in the handling of mixed-case words (+39% F1 score), acronyms (+20% F1 score), and capital-case (+11% F1 score).
  • Upper-case Letter Classification: A 17% improvement on average across test datasets for upper-case letter detection.
  • Punctuation Precision: An 11% increase in punctuation accuracy (F1 score).
  • Evaluator Preference: Human evaluators show a 61% preference for the new model compared to the previous one.

Join Us At AWS re:Invent

We'll be in-person at AWS re:Invent from November 27 through the 30th. Find us at The Generative AI Partner Pavilion Booth #372, where we'll have folks from our Engineering, Sales and Developer Relations teams available to chat.

Refreshed Speech-to-Text Documentation

Check out our refreshed AI Models documentation pages that make it easier to build with our new SDKs:

  • Summarization: Distill important information from your audio into a succinct text summary.
  • Sentiment Analysis: Get a detailed analysis of positive, negative, or neutral sentiment conveyed in the audio, along with a confidence score for each result.
  • Auto Chapters: Summarize audio data into chapters over time and make it easy for users to navigate and find specific information.
  • PII Redaction: Automatically remove sensitive information about individuals from your transcript.

🎉(Almost!) 100K Subscribers on YouTube

We're close to 100K on YouTube! Subscribe now and be part, of our growing community! Here's some of our most-watched videos:

Fresh From Our Blog

Key phrase detection in audio files using Python: Learn how to identify key phrases and important words using Python and AssemblyAI. Read more>>

Automatically determine video sections with AI using Python: Build an application that automatically determines video sections. Learn how to generate section titles with LLMs and how to format the information for YouTube chapters. Read more>>

Automatically summarize audio and video files at scale with AI: Learn how AI summarization helps developers and product teams build exciting features that automatically summarize audio and video data. Read more>>

Our Trending YouTube Tutorials

🔮 MemGPT: The Future of LLMs with Unlimited Memory: Explore how MemGPT is changing (LLMs) with virtually unlimited token size and how to run it locally on your machine.

Transcribe Multiple Files Synchronously using Webhooks with AssemblyAI: Learn how to use webhooks with AssemblyAI's Speech-to-text API and build an app demonstrating the use of webhooks together with custom parameters.

LangChain Pandas Agent and GPT-4 for Data Analysis: Learn how to set up and use the Pandas DataFrame Agent with GPT-4 from OpenAI.