Book Image

Machine Learning with R - Fourth Edition

By : Brett Lantz
5 (1)
Book Image

Machine Learning with R - Fourth Edition

5 (1)
By: Brett Lantz

Overview of this book

Dive into R with this data science guide on machine learning (ML). Machine Learning with R, Fourth Edition, takes you through classification methods like nearest neighbor and Naive Bayes and regression modeling, from simple linear to logistic. Dive into practical deep learning with neural networks and support vector machines and unearth valuable insights from complex data sets with market basket analysis. Learn how to unlock hidden patterns within your data using k-means clustering. With three new chapters on data, you’ll hone your skills in advanced data preparation, mastering feature engineering, and tackling challenging data scenarios. This book helps you conquer high-dimensionality, sparsity, and imbalanced data with confidence. Navigate the complexities of big data with ease, harnessing the power of parallel computing and leveraging GPU resources for faster insights. Elevate your understanding of model performance evaluation, moving beyond accuracy metrics. With a new chapter on building better learners, you’ll pick up techniques that top teams use to improve model performance with ensemble methods and innovative model stacking and blending techniques. Machine Learning with R, Fourth Edition, equips you with the tools and knowledge to tackle even the most formidable data challenges. Unlock the full potential of machine learning and become a true master of the craft.
Table of Contents (18 chapters)
16
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17
Index

Exploring R’s tidyverse

A new approach has rapidly taken shape as the dominant paradigm for working with data in R. Championed by Hadley Wickham—the mind behind many of the packages that drove much of R’s initial surge in popularity—this new wave is now backed by a much larger team at Posit (formerly known as RStudio). The company’s user-friendly RStudio Desktop application integrates nicely into this new ecosystem, known as the tidyverse, because it provides a universe of packages devoted to tidy data. The entire suite of tidyverse packages can be installed with the install.packages("tidyverse") command.

A growing number of resources are available online to learn more about the tidyverse, starting with its homepage at https://www.tidyverse.org. Here, you can learn about the various packages included in the set, a few of which will be described in this chapter. Additionally, the book R for Data Science by Hadley Wickham and Garrett...