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Last active July 27, 2017 07:33
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L1Regularization.sc
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trait L1Regularization extends INDArrayWeights {
val l1Regularization: Double
trait INDArrayOptimizerApi extends super.INDArrayOptimizerApi {
this: INDArrayOptimizer =>
abstract override def delta: INDArray = {
import org.nd4s.Implicits._
super.delta + Transforms.sign(weight.data) * l1Regularization
}
}
override type INDArrayOptimizer <: INDArrayOptimizerApi with Optimizer
}
MIT License
Copyright (c) 2017 ThoughtWorks Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
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copies of the Software, and to permit persons to whom the Software is
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The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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@Atry
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Atry commented Jul 27, 2017

PR: https://gist.github.com/Atry/843f606fc89bd4594ffcd03853c6edc6/revisions

Add the missing import org.nd4j.linalg.ops.transforms.Transforms

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