Asynchronously training machine learning models across client devices for adaptive intelligence

    公开(公告)号:US11593634B2

    公开(公告)日:2023-02-28

    申请号:US16012356

    申请日:2018-06-19

    Applicant: Adobe Inc.

    Abstract: This disclosure relates to methods, non-transitory computer readable media, and systems that asynchronously train a machine learning model across client devices that implement local versions of the model while preserving client data privacy. To train the model across devices, in some embodiments, the disclosed systems send global parameters for a global machine learning model from a server device to client devices. A subset of the client devices uses local machine learning models corresponding to the global model and client training data to modify the global parameters. Based on those modifications, the subset of client devices sends modified parameter indicators to the server device for the server device to use in adjusting the global parameters. By utilizing the modified parameter indicators (and not client training data), in certain implementations, the disclosed systems accurately train a machine learning model without exposing training data from the client device.

    EXTRACTING SEASONAL, LEVEL, AND SPIKE COMPONENTS FROM A TIME SERIES OF METRICS DATA

    公开(公告)号:US20200218721A1

    公开(公告)日:2020-07-09

    申请号:US16821132

    申请日:2020-03-17

    Applicant: Adobe Inc.

    Abstract: Certain embodiments involve extracting seasonal, level, and spike components from a time series of metrics data, which describe interactions with an online service over a time period. For example, an analytical system decomposes the time series into latent components that include a seasonal component series, a level component series, a spike component series, and an error component series. The decomposition involves configuring an optimization algorithm with a constraint indicating that the time series is a sum of these latent components. The decomposition also involves executing the optimization algorithm to minimize an objective function subject to the constraint and identifying, from the executed optimization algorithm, the seasonal component series, the level component series, the spike component series, and the error component series that minimize the objective function. The analytical system outputs at least some latent components for anomaly-detection or data-forecasting.

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