keystoneml.nodes.learning

Gradient

trait Gradient[T <: Vector[Double]] extends Serializable

Computes a gradient given vectors as data, labels, and model weights

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Known Subclasses
LeastSquaresDenseGradient, LeastSquaresSparseGradient
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Abstract Value Members

  1. abstract def compute(numFeatures: Int, numClasses: Int, data: Iterator[T], labels: Iterator[DenseVector[Double]], weights: DenseMatrix[Double]): (DenseMatrix[Double], Double)

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