Privacy preserving distributed evaluation framework for embedded personalized systems

  • US 9,972,304 B2
  • Filed: 09/15/2016
  • Issued: 05/15/2018
  • Est. Priority Date: 06/03/2016
  • Status: Active Grant
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First Claim
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1. An electronic device for evaluating personalized embedded systems, the device comprising:

  • one or more processors; and

    memory storing a plurality of user speech samples, a personalized speech recognition system, and instructions, the instructions, when executed by the one or more processors, cause the one or more processors to;

    receive second instructions that define an experiment associated with the personalized speech recognition system, wherein the second instructions define one or more experimental parameters, and wherein the one or more experimental parameters include one or more weighting parameters for interpolating between a general speech recognition model and a personalized speech recognition model of the personalized speech recognition system;

    in accordance with the received second instructions;

    generate a second personalized speech recognition system based on the personalized speech recognition system and the one or more experimental parameters; and

    process the plurality of user speech samples using the second personalized speech recognition system to generate a plurality of speech recognition results and a plurality of accuracy scores corresponding to the plurality of speech recognition results;

    provide, to one or more remote devices, the plurality of accuracy scores to evaluate, wherein third instructions for applying the second personalized speech recognition system are generated based on the plurality of accuracy scores;

    receive the third instructions;

    in accordance with the third instructions, activate the second personalized speech recognition system to perform speech recognition;

    receive user speech input;

    process the user speech input using the activated second personalized speech recognition system to generate a speech recognition result; and

    output a response to the user speech input based on the speech recognition result.

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