Data Visualization Using R

Analysis: The process used to make sense of the data collected.

Dashboard filter: A tool for showing only the data that meets a specific criteria while hiding the rest.

Basic Concepts

Aesthetic: A visual property of an object in a plot.

Facets: A series of functions that splits data into subsets in a matrix of panels.

Geom: The geometric object used to represent data.

Mapping: The process of matching up a specific variable in a dataset with a specific aesthetic.

Labels and annotations: A group of R functions used for customizing a plot.

Smoothing Data in R

Smoothing: A process used to make data visualizations in R clearer and more readable.

Smoothing line: A line on a data visualization that uses smoothing to represent a trend.

GAM (generalized additive model) smoothing: A process for smoothing plots with a large number of points.

Loess smoothing: A process used for smoothing plots with fewer than 1,000 points.