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Understanding Live Automatic Captioning Quality
This white paper, was written by 3Play Media in collaboration with Speechmatics. The brief will highlight the various types of live automatic captioning solutions, and provide data as to how they compare. At the end of this white paper, you will be able to make an informed decision on adding live captions to your video content.

Topics include: 
  • What is live captioning?
  • What makes a high quality live automatic captioning vendor?
  • What ASR software differentiators are critical to live captioning?
  • How do different live automatic captioning solutions compare for accuracy?

Download the Guide:

closed captioning symbol
What makes a high-quality live automatic captioning solution?

Automatically generated captions average at 60%-70% accuracy. Some of the best automatic speech recognition systems can achieve accuracy rates in the ‘80s and low ’90s if all conditions align perfectly. Additionally, there are a number of things that can drastically improve the quality of live automatically generated captions that must be considered. These include:

• The ASR Engine
• Accuracy Enhancements
• Allowing the Customer to Provide Wordlists
• Following Audio Best Practices


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3Play Media is an integrated media accessibility platform with patented solutions for closed captioning, transcription, live captioning, audio description, and localization. 3Play is a thought leader in video accessibility, and is committed to providing free, educational resources like this one.

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