plot_ts: Group the documents into date, and plot the time series

In JiachengHe/TextAnalysis:

Description

Plot the time series of sentiment, topics, etc

Usage

plot_ts(df, date, v, w = 1, stat = "sum", method = "loess", span = 0.1,
  xlab = "date", ylab = NULL, color = NULL, display = FALSE)

Arguments

df	A merged data frame
date	The name of the variable identifying the date
v	The name of the variable you want to plot
w	The name of the weighting variable when doing aggregation. If default to 1, then unweighted.
stat	A character specifying the method to aggregate the documents into date stat = c("sum", "mean")
method	A character specifying the method in ggsmooth
span	An numeric specifying the smoothness. The larger the smoother. Default to 0.1
display	A logical. If TURE, then print the plot

Value

A ggplot

Author(s)

Jiacheng He

Examples

plot_ts(merged, DOCUMENT_DATE, score, w = LENGTH, stat = "mean", span = 0.1,
        ylab = "sentiment score")

JiachengHe/TextAnalysis documentation built on May 28, 2019, 7:51 a.m.