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StochasticDualCoordinateAscentClassifier #374

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@bs6523

anyone know how is "StochasticDualCoordinateAscentClassifier()" working? is there any explanation for that? I cant understand how it's working in the background.
Is it a neural net model or some other model?

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  1. jwood803 commented on Jun 19, 2018

    @jwood803
    Contributor

    I take it from this paper that it looks like it's a way to perform a Support Vector Machines (SVM) algorithm.

  2. TomFinley commented on Jun 19, 2018

    @TomFinley
    Contributor

    Hi @jwood803 and @bs6523 .

    The method certainly can be applied as an SVM if you apply the method on the binary classifier with the HingeLossSDCAClassificationLossFunction. However by default it is logistic loss, that is, LogLossSDCAClassificationLossFunction.

    There's a paper here about this method in particular.

    ...aaaand despite the fact that my name is right there in the paper and all they had to do was copy-paste it, I see whoever put this page together still managed to misspell my name "Finely." That's a great start to my day. 😄

  3. glebuk commented on Jun 19, 2018

    @glebuk
    Contributor

    @bs6523,
    Simply put, SDCA is a fast, scalable, multicore linear classifier with support for L1 and L2 regularization.

  4. abgoswam commented on Oct 18, 2018

    @abgoswam
    Member

    DRI RESPONSE: Questions seems to have been answered. I plan to close the issue withing the next few days.

  5. ghost locked as resolved and limited conversation to collaborators on Mar 30, 2022
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