Bøger af Brett Lantz

Use R and tidyverse to prepare, clean, import, visualize, transform, program, communicate, predict and model dataNo R experience is required, although prior exposure to statistics and programming is helpfulPurchase of the print or Kindle book includes a free eBook in PDF format.Key Features:- Get to grips with the tidyverse, challenging data, and big data- Create clear and concise data and model visualizations that effectively communicate results to stakeholders- Solve a variety of problems using regression, ensemble methods, clustering, deep learning, probabilistic models, and moreBook Description: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.What You Will Learn:- Learn the end-to-end process of machine learning from raw data to implementation- Classify important outcomes using nearest neighbor and Bayesian methods- Predict future events using decision trees, rules, and support vector machines- Forecast numeric data and estimate financial values using regression methods- Model complex processes with artificial neural networks- Prepare, transform, and clean data using the tidyverse- Evaluate your models and improve their performance- Connect R to SQL databases and emerging big data technologies such as Spark, Hadoop, H2O, and TensorFlowWho this book is for:This book is designed to help data scientists, actuaries, data analysts, financial analysts, social scientists, business and machine learning students, and any other practitioners who want a clear, accessible guide to machine learning with R. No R experience is required, although prior exposure to statistics and programming is helpful.

This Learning Path equips you with the knowledge you need to implement R logic in data science. You'll discover best practices and essential R methods for building intelligent machine learning systems with the help of hands-on exercises and step-by-step explanations.