Patent Document ID: 10044854
Application ID: 15489357

Base Claim:
1. A method for providing captioned telephone service, the method comprising: initiating a captioned telephone service call; during the captioned telephone service call, creating a first set of captions using a human captioner; simultaneous with creating the first set of captions using a human captioner, creating a second set of captions using an automated speech recognition captioner; comparing, after a predetermined period of time, the first set of captions and the second set of captions using a scoring algorithm; in response to the score of second set of captions being within predetermined range of scores, continuing the call using only the automated speech recognition captioner for the remainder of the predetermined period of time; in response to the score of second set of captions being outside of a predetermined range of scores, continuing the call using a human captioner for the remainder of the predetermined period of time; at the end of the predetermined period of time, returning to the comparing step.

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Claim 2:
2. The method of claim 1 , in which the scoring algorithm utilizes confidence statistics from the automated speech recognition captioner.