Learning Optimization and Machine Learning for Statistics


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Documentation for package ‘gettingtothebottom’ version 3.2

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gettingtothebottom-package gettingtothebottom
baltimoreyouth Baltimore Youth Indicators - 2010 and 2011
diff_norm MM Algorithm - Normed Difference
engel Engel's Law - Engel Food Expenditures Data from the quantreg package for R
example.alpha Gradient Descent Algorithm - Plots Depicting Gradient Descent Results in Example 1 Using Different Choices for the Step Size
example.quadratic.approx Gradient Descent Algorithm - Plots Depicting How Different Choices of Alpha Result in Differing Quadratic Approximations
gdescent Gradient Descent Algorithm
generate_nnm Generate random nonnegative mixture components
gettingtothebottom gettingtothebottom
init.lambda MM Algorithm - Initial lambda
makeLambdaseq MM Algorithm - Function for making sequence of lambdas for solution paths
makeOmega MM Algorithm - Generate Omega
makeY MM Algorithm - Make Y
makeZ MM Algorithm - Make Z
matrixcomplete MM Algorithm - Matrix Completion
moviebudgets Movie ratings and budget database derived from data from IMDB.com
movieratings Movie ratings database derived from data from IMDB.com
nnls_mm Nonnegative Least Squares via MM
nutrition The Diet Problem: "Daily Allowances of Nutrients for a Moderately Active Man (weighing 154 pounds)" from George Stigler's 1945 paper on "The Cost of Subsistence"
plot_gradient Gradient Descent Algorithm - Plotting the Gradient Function
plot_iterates Gradient Descent Algorithm - Plotting the Iterates
plot_loss Gradient Descent Algorithm - Plotting the Loss Function
plot_nnm MM Algorithm - Plot NNM
plot_nnm_coef MM Algorithm - Plotting the NNMLS regression coefficients
plot_nnm_obj MM Algorithm - Plot NNM Objective
plot_nnm_reconstruction MM Algorithm - Plotting the Reconstruction
plot_nnm_truth MM Algorithm - Plotting the True Signal
plot_softhreshold MM Algorithm - Plot the Softhreshold Function
plot_solpaths_error MM Algorithm - Function for plotting the imputed values against the truth for minimum error solution
plot_solutionpaths MM Algorithm - Plot results of solutionpaths function
plot_spect MM Algorithm - Plotting the Spectroscopic Signal
softhreshold MM Algorithm - Softhreshold Function
solutionpaths MM Algorithm - Find the best fit lambda for a given problem based on an initial guess for lambda
stigler The Diet Problem: "Nutritive Values of Common Foods per Dollar of Expenditure, August 15, 1944", from George Stigler's 1945 paper on "The Cost of Subsistence"
testmatrix MM Algorithm - Generate Test Matrix