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bmrm (version 3.0)

quantileRegressionLoss: The loss function to perform a quantile regression

Description

The loss function to perform a quantile regression

Usage

quantileRegressionLoss(x, y, q = 0.5)

Arguments

x
matrix of training instances (one instance by row)
y
numeric vector of values representing the training labels for each instance in x
q
a numeric value in the range [0-1] defining quantile value to consider

Value

a function taking one argument w and computing the loss value and the gradient at point w

References

Teo et al. Bundle Methods for Regularized Risk Minimization JMLR 2010

See Also

bmrm