Tag Archives for " Data Cleaning "

3 Mighty Good Reasons to Learn R for Data Science

Ahoy, mateys! Happy International Talk Like A Pirate Day! You may think a pirate’s life sounds like fun, but it isn’t all buried treasure and singing yo-ho-ho. Pirates have lots to do: Predicting profitability of plundering events based on crew size and ship features Optimizing trade routes to avoid the law, storms, and other pirates […]

Visualizing Women’s Marches: Part 1

In celebration of Women’s History Month, I wanted to better understand the scale of the Women’s Marches that occurred in January 2017. Shortly after the marches, Vox published a map visualizing the estimated turnout across the entire country. This map is excellent at displaying: locations with the highest relative turnouts hubs and clusters of where […]

Preparing and Cleaning Data for Machine Learning

Cleaning and preparing data is a critical first step in any machine learning project. In this blog post, Dataquest student Daniel Osei takes us through examining a dataset, selecting columns for features, exploring the data visually and then encoding the features for machine learning. After first reading about Machine Learning on Quora in 2015, Daniel […]