DisasterAlert (version 1.0.0)

analyze_disaster_sentiment: Analyze Disaster Sentiment

Description

It performs sentiment analysis on disaster-related text data using multiple methods.

Usage

analyze_disaster_sentiment(data, text_column = "User_Comment", method = "afinn")

Value

Data frame with added sentiment scores and categories.

Arguments

data

A data frame containing disaster data

text_column

Name of the column containing text to analyze (default: "User_Comment")

method

Sentiment analysis method: "afinn", "bing", "nrc", or "syuzhet" (default: "afinn")

Author

Hossein Hassani and Leila Marvian Mashhad and Nadejda Komendantova.

Examples

tweets_df <- data.frame(
  User_Comment = c(
    "The earthquake was terrible and scary",
    "Rescue teams are doing a wonderful job, I feel hopeful",
    "No damage here, everything feels normal"
  ),
  stringsAsFactors = FALSE
)
result_df <- analyze_disaster_sentiment(tweets_df, text_column = "User_Comment", method = "afinn")
print(result_df)