Patent ID: 7228275

Claim:
A speech recognition system for recognizing an input speech signal, the speech recognition system comprising: a first speech recognizer recognizing the input speech signal to generate a first speech text and a first confidence score indicating a level of accuracy of the first speech text; a second speech recognizer recognizing the input speech signal to generate a second speech text and a second confidence score indicating a level of accuracy of the second speech text; a computerized decision module coupled to the first speech recognizer and the second speech recognizer for selecting either the first speech text or the second speech text as an output speech text, wherein the decision module receives external data selected from a group consisting of location information of a speaker of the input speech signal, the accent of the speaker, and the identity of the speaker; the decision module adjusts the first confidence score to generate a first adjusted confidence score based upon the external data; and the decision module selects the first speech text if the first adjusted confidence score is higher than the second confidence score.