Plot Sentiment by Category

Creates a grouped or stacked bar plot showing sentiment distribution across categories.

Usage

plot_sentiment_by_category(
  sentiment_data,
  category_var,
  plot_type = "bar",
  title = NULL
)

Arguments

sentiment_data

Data frame with 'sentiment' column

category_var

Name of the category variable column

plot_type

Type of plot: "bar" or "stacked" (default: "bar")

title

Plot title (default: auto-generated)

Value

A ggplot2 grouped/stacked bar chart

Examples

# \donttest{
articles <- TextAnalysisR::SpecialEduTech[1:20, ]
sentiment_results <- analyze_sentiment(articles$abstract)
sentiment_data <- cbind(
  reference_type = articles$reference_type,
  sentiment_results
)
sentiment_plot <- plot_sentiment_by_category(sentiment_data, "reference_type")
print(sentiment_plot)

# }