# Text analysis: classification and topic modeling

Date
Dec 2, 2021 9:30 AM
Location
Room 295, 1155 E 60th St

## Overview

• Introduce supervised text classification
• Implement a tidymodels workflow using text features
• Define topic modeling
• Explain Latent Dirichlet allocation and how this process works
• Demonstrate how to use LDA to recover topic structure from an unknown set of topics
• Identify methods for selecting the appropriate parameter for $k$