Abstract In the latest update to the rwml-R Github repo, R code is provided to complete the analysis of New York City taxi data from Chapter 6 of the book “Real-World Machine Learning” by Henrik Brink, Joseph W. Richards, and Mark Fetherolf. Examp... [Read more...]

Abstract The rwml-R Github repo is updated with R code for exploratory data analysis of New York City taxi data from Chapter 6 of the book “Real-World Machine Learning” by Henrik Brink, Joseph W. Richards, and Mark Fetherolf. Examples given includ... [Read more...]

Abstract The rwml-R Github repo is updated with R code for the event modeling examples from Chapter 5 of the book “Real-World Machine Learning” by Henrik Brink, Joseph W. Richards, and Mark Fetherolf. Examples given include reading large data files with the fread function from data.table, optimization of model parameters ... [Read more...]

Abstract I present a method for reactively updating a table of acronyms from a Shiny interactive timeline using renderDataTable and timevis. The method is used in the new Shiny app, stratvis. The stratvis app The stratvis Shiny app provides a rich a... [Read more...]

Abstract I updated the R code to accompany Chapter 2-4 of the book “Real-World Machine Learning” by Henrik Brink, Joseph W. Richards, and Mark Fetherolf to be more consistent with the listings and figures as presented in the book. rwml-R Chapters... [Read more...]

Abstract In the latest update to the rwml-R Github repo, I provide R code to accompany Chapter 4 of the book “Real-World Machine Learning” by Henrik Brink, Joseph W. Richards, and Mark Fetherolf. Topics covered include optimization of model parame... [Read more...]

Abstract The rwml-R Github repo is updated with R code to accompany Chapter 3 of the book “Real-World Machine Learning” by Henrik Brink, Joseph W. Richards, and Mark Fetherolf. Survivors on the Titanic The Titanic Passengers dataset is used to i... [Read more...]

Abstract Introduces my Github repo providing R code to accompany the book “Real-World Machine Learning”. Introducing rwml-R The book “Real-World Machine Learning” attempts to prepare the reader for the realities of machine learning. ... [Read more...]

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Abstract Plots including multiple regression lines are added to a matrix of plots generated with the GGally package in R.1 Background Built upon ggplot2, GGally provides templates for combining plots into a matrix through the ggpairs function. Such... [Read more...]

Abstract ProjectTemplate is a system for organizing and automating data analysis in R. Here is a recipe for creating a new ProjectTemplate project in RStudio and initializing version control with Git. Order of Operations I find that the following sequence is most efficient and error-proof: Create ProjectTemplate project Create RStudio ... [Read more...]