R: Data Analysis and Visualization

Chapter 5. Creating Line Graphs and Time Series Charts

In this chapter, we will cover the following recipes:

• Adding customized legends for multiple-line graphs
• Using margin labels instead of legends for multiple-line graphs
• Adding horizontal and vertical grid lines
• Adding marker lines at specific X and Y values using abline
• Creating sparklines
• Plotting functions of a variable in a dataset
• Formatting time series data for plotting
• Plotting the date or time variable on the X axis
• Annotating axis labels in different human-readable time formats
• Adding vertical markers to indicate specific time events
• Plotting data with varying time averaging periods
• Creating stock charts

Introduction

In Chapter 1, R Graphics, and Chapter 3, Beyond the Basics – Adjusting Key Parameters ...