دانلود کتاب R Graph Essentials

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Cover
Copyright
Credits
About the Author
About the Reviewers
www.PacktPub.com
Table of Contents
Preface
Chapter 1: Base Graphics in R --
One Step at a Time
Learning basic graphics techniques
Creating and joining points
Creating scatterplots and line plots
Colors in R
Passing parameter values to titles and labels
Including a regression line
Graphing mathematical functions
R provides many options
Creating graphs with several curves
Customizing your axes
Creating axis labels
Creating multiple graphs on the same page
Saving your graphs. Writing functions to create graphsIncluding error bars on your graph
Summary
Chapter 3: Mastering the qplot Function
About qplot
The qplot syntax
Producing scatterplots using qplot
Subsetting your data before graphing
Mapping aesthetics to categorical variables
Controlling colors on your graph
Setting up graphs as objects
Creating facet plots
Creating line graphs using qplot
Creating multiple curves simultaneously
Including smoothed curves
Creating histograms with qplot
Creating facet plots for histograms
Creating kernel density plots
Creating bar charts
Creating boxplots. Creating graphs with datesSummary
Chapter 4: Creating Graphs with ggplot
Getting started with ggplot
Mapping color, shape, and size to a variable
Modifying the plotting background
Controlling the legend name and legend labels
Modifying the x and y axes
Creating attractive color schemes
Creating curves for each factor level
Creating histograms
Creating bar charts
Creating a stacked bar chart
Creating a grouped bar chart
Creating a faceted bar chart
Creating boxplots
Labeling points with text
Mapping color to text
Including regression lines
Summary
Index.