Parlor trick or worthwhile?

Sentiment Analysis in R

Ted Kwartler

Data Dude

Interesting visuals

Good Visuals

  • Simple to interpret
  • Confirm or elucidate data aspects
  • Context for the audience
  • Appropriate type e.g. line charts for time, bars for amounts

Bonus:

  • Avoid word clouds
Sentiment Analysis in R

Tracking sentiment over time

Sentiment timeline - a way of displaying sentiment values in chronological order. It is typically a graphic design showing time periods, such as months, as the X axis and the sentiment values as Y axis values either as a line or series of bars.

Example sentiment timeline

Sentiment Analysis in R

Simple frequency analysis

Frequency Analysis

ggplot2 is a popular library based on the "grammar of graphics" for constructing visuals in R.

Sentiment Analysis in R

Let's practice!

Sentiment Analysis in R

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