Nested Cross Validation for the Relaxed Lasso and Other Machine Learning Models

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Documentation for package ‘glmnetr’ version 0.2-1

• DESCRIPTION file.
• User guides, package vignettes and other documentation.

Help Pages

aicreg	Identify model based upon AIC criteria from a stepreg() putput
ann_tab_cv	Fit an Artificial Neural Network model on "tabular" provided as a matrix, optionally allowing for an offset term
ann_tab_cv_best	Fit multiple Artificial Neural Network models on "tabular" provided as a matrix, and keep the best one.
best.preds	Get the best models for the steps of a stepreg() fit
bsint	Construct the bias terms for going from model layer to layer to carry forward an offset to mimic a linear model
calceloss	calculate cross-entry for multinomial outcomes
cox.sat.dev	Calculate the CoxPH saturated log-likelihood
cv.glmnetr	Get a cross validation informed relaxed lasso model fit.
cv.stepreg	Cross validation informed stepwise regression model fit.
diff_time	Output to console the elapsed and split times
diff_time1	Get elapsed time in c(hour, minute, secs)
dtstndrz	Standardize a data set
factor.foldid	Generate foldid's by factor levels
getlamgam	get numerical values for lam and gam
glmnetr	Fit relaxed part of lasso model
glmnetr.compcv	Compare cross validation fits from a nested.glmnetr output.
glmnetr.compcv0	A glmnetr specifc paired t-test
glmnetr.foldid	Set up random folds stratified by a 0, 1 indicator
glmnetr.simdata	Generate example data
glmnetrll_1fold	Evaluate fit of leave out fold
glmnetr_devratio	Get Deviance ratio.
nested.glmnetr	Using nested cross validation, describe and compare fits of various cross validation informed machine learning models.
plot.cv.glmnetr	Plot cross-validation deviances, or model coefficients.
plot.glmnetr	Plot the relaxed lasso coefficients.
plot.nested.glmnetr	Plot the cross validated relaxed lasso deviances or coefficients from a nested.glmnetr call. See plot.cv.glmnetr().
predict.cv.glmnetr	Give predicteds based upon a cv.glmnetr() output object.
predict.cv.stepreg	Beta's or predicteds based upon a cv.stepreg() output object.
predict.glmnetr	Get predicteds or coefficients using a glmnetr output object
predict.nested.glmnetr	Give predicteds based upon the cv.glmnet output object contained in the nested.glmnetr output object.
predict_ann_tab	Get predicteds for an Artificial Neural Network model fit in nested.glmnetr()
prednn_tl	predicted values from an ann_tab_cv output object based upon the model and its lasso model used for generating an offset
preds_1	Get predictors form a stepwise regression model.
print.nested.glmnetr	Print an abbreviated summary of a nested.glmnetr() output object
stepreg	Fit the steps of a stepwise regression.
summary.cv.glmnetr	Output summary of a cv.glmnetr() output object.
summary.cv.stepreg	Summarize results from a cv.stepreg() output object.
summary.nested.glmnetr	Summarize a nested.glmnetr() output object
summary.stepreg	Briefly summarize steps in a stepreg() output object, i.e. a stepwise regression fit
wtlast	Construct the weights for going from the last hidden layer to the last layer of the model, not counting any activation, to carry forward an offset to mimic a linear model
wtmiddle	Construct the weights for going between two hidden layers, carrying forward an offset term to mimic a linear model
wtzero	Construct the weights for going from the observed data with an offset in column 1 to the first hidden layer
xgb.simple	Get a simple XGBoost model fit (no tuning)
xgb.tuned	Get a tuned XGBoost model fit