Model training method and device used in machine learning

Model training method and device used in machine learning

  • CN 105,809,204 A
  • Filed: 03/31/2016
  • Published: 07/27/2016
  • Est. Priority Date: 03/31/2016
  • Status: Active Application
First Claim
Patent Images

1. the model training method in machine learning, including:

  • Feature is extracted from training sample;

    Utilizing the described feature extracted that the object module built in advance is trained, described object module includes linear segment and non-linear partial, and the non-linear of described object module is divided into12XT(VT&

    lambda;

    V
    -D)
    X;

    Wherein, V ∈

    R

    P


    λ



    R

    k
    And D ∈

    R

    P
    For the model parameter of non-linear partial in described object module, X ∈

    R

    N
    Represent the eigenmatrix of described training sample, X=(x1,x2,...xi,...xN), xi

    RPRepresent the characteristic vector of i-th training sample and xi

    RPFor the column vector of P dimension, λ



    R

    k
    With D ∈

    R

    P
    For diagonal matrix.

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