Categorical Variables

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Kaggle Learn Courses

In this tutorial, you will learn what a **categorical variable** is, along with three approaches for handling this type of data. Introduction A **categorical variable** takes only a limited number of ...

Categorical Variable Encoding Techniques

Analytics Vidhya

A categorical variable is one that has two or more categories (values). There are two types of categorical variable, nominal and ordinal. A nominal variable has no intrinsic ordering to its…

Categorical Variable Regression using R

Analytics Vidhya

Variables that classify observations into categories are categorical variables (also known as factors or qualitative variables). They have a limited number, called levels, of different value. The…

Categorical data

Pandas User Guide

Categorical data This is an introduction to pandas categorical data type, including a short comparison with R’s factor . Categoricals are a pandas data type corresponding to categorical variables in s...

Categorical Data

Towards Data Science

We covered various feature engineering strategies for dealing with structured continuous numeric data in the previous article in this series. In this article, we will look at another type of…

How to Deal with Categorical Features for Machine Learning

Analytics Vidhya

A categorical variable, as the name suggests, is used to represent categories or labels. For instance, a categorical variable could represent major cities in the world, the four seasons in a year, or…...

What are categorical variables and how to encode them?

Towards Data Science

In this article, we will explain what categorical variables are and we will learn the difference between different types of them. We will discuss: Finally, we will learn what are the best methods for…...

Dealing with Categorical Data

Analytics Vidhya

For Machine Learning — Multi-target Regression and Categorical Features Encoding

Categorical variables: How to encode them and why?

Analytics Vidhya

Categorical variables can be encoded either through ordinal (1, 2, 3, …) or one-hot (001, 010, 100, …) encoding schemes. For categorical variables that do not have any relevant ordering present, for…

A guide to handling categorical variables in Python

Towards Data Science

A guide on how to approach categorical variables for machine learning and data science purposes Continue reading on Towards Data Science

One-Hot Encoding Categorical Variables — What is it? Why is it? How is it?

Analytics Vidhya

A brief explanation of what are categorical variables, how to deal with them using One-Hot Encoding, and how to code them in just eleven lines of code in Python. Categorical Variables contain values…

Encoding categorical variables as dummy variables

Analytics Vidhya

This is a short article on the motivations and best practices in encoding categorical variables as dummy variables. Suppose you have a categorical variable such as eye color. This value could range…