webkit Speech Recognition for a language academy

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lazaro vicedo

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Sep 19, 2013, 8:33:31 AM9/19/13
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I am working on a pronunciation testing tool for an english academy. The test uses chrome web speech API, it compares the original writting with the transcript and gives a user a final score. It is very useful for students of english as a foreign language, and the same method could be used for other languages as well

I need two new improvements for my web app:

 - Recognize the accent of the user. For this, I need to launch at the same time an instance of webkitSpeechRecognition for every english accent, and the compare all of them. The max score will tell me what accent do you have, but this is turning out difficult and I am not sure of it would be possible to make it work. Can I initiate several instances of webkitSpeechRecognition for the same speech?

- Also, Recording the speech will be necesary for students. Any ideas on how to record the speech?

Any ideas on this?


I am using SSL so it doesn't ask for permission every time.

Robert Jones

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Sep 19, 2013, 10:54:56 AM9/19/13
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Lazaro

Take a look at http://vocabrio.com - I'm using speech recognition to test pronunciation as well. If you are using Chrome Canary you can record the user at the same time as doing recognition - it works well. The code is not open source but I would be happy to explain the process / send you some code snippets - email me at jo...@craic.com

Determining the accent from recognition sounds too complex - asking the user directly, like you are doing, seems the best solution. Alternatively you could guess the accent from the user's location and then ask them to confirm ...

--Rob





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