Fast Cross-Validation for Multi-Penalty Ridge Regression


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Documentation for package ‘multiridge’ version 1.11

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multiridge-package Fast cross-validation for multi-penalty ridge regression
augment Augment data with zeros.
betasout Coefficient estimates from (converged) IWLS fit
createXblocks Create list of paired data blocks
createXXblocks Creates list of (unscaled) sample covariance matrices
CVfolds Creates (repeated) cross-validation folds
CVscore Cross-validated score
dataXXmirmeth Contains R-object 'dataXXmirmeth'
doubleCV Double cross-validation for estimating performance of 'multiridge'
fastCV2 Fast cross-validation per data block
IWLSCoxridge Iterative weighted least squares algorithm for Cox ridge regression.
IWLSridge Iterative weighted least squares algorithm for linear and logistic ridge regression.
mgcv_lambda Maximum marginal likelihood score
mlikCV Outer-loop cross-validation for estimating performance of marginal likelihood based 'multiridge'
multiridge Fast cross-validation for multi-penalty ridge regression
optLambdas Find optimal ridge penalties.
optLambdasWrap Find optimal ridge penalties with sequential optimization.
optLambdas_mgcv Find optimal ridge penalties with maximimum marginal likelihood
optLambdas_mgcvWrap Find optimal ridge penalties with sequential optimization.
predictIWLS Predictions from ridge fits
Scoring Evaluate predictions
setupParallel Setting up parallel computing
SigmaFromBlocks Create penalized sample cross-product matrix