Description Usage Arguments Value Author(s) References See Also Examples
It performs the lars algorithm for solving a special case of lasso problem. It is a linear regression problem with a l1-penalty on the difference of two successive coefficients.
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X |
the matrix (of size n*p) of the covariates. |
y |
a vector of length n with the response. |
maxSteps |
Maximal number of steps for lars algorithm. |
intercept |
If TRUE, there is an intercept in the model. |
eps |
Tolerance of the algorithm. |
An object of type LarsPath
. LarsPath-class
.
Quentin Grimonprez
Efron, Hastie, Johnstone and Tibshirani (2003) "Least Angle Regression" (with discussion) Annals of Statistics
LarsPath HDlars
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