Eryk Lewinson

Eryk Lewinson is a data scientist with a background in quantitative finance. Over his career, he has worked for two consultancy companies, a FinTech scale-up and most recently for the Netherlands' largest online retailer. In his work, he uses machine learning for generating actionable insights for companies. Currently, he is focusing his efforts on the domain of time series forecasting. Eryk has also published a book - Python for Finance Cookbook - in which he explores various applications of modern data science solutions to the field of quantitative finance. The second edition of his book is scheduled for publication in 2022. In his spare time, he enjoys playing video games, traveling with his girlfriend, and writing on topics related to data science. His articles have been viewed over 2.5 million times.

Posts by Eryk Lewinson

Photo by Ricardo Gomez Angel on Unsplash
Technical Walkthrough 0

Dealing with Outliers Using Three Robust Linear Regression Models

Linear regression is one of the simplest machine learning models out there. It is often the starting point not only for learning about data science but also for... 13 MIN READ
Technical Walkthrough 0

Three Approaches to Encoding Time Information as Features for ML Models

Imagine you have just started a new data science project. The goal is to build a model predicting Y, the target variable. You have already received some data... 15 MIN READ