By Berge C.
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Additional info for Hypergraphs
The group aesthetic determines which observations are connected; see Sect. 5 for more detail. geom line() connects points from left to right; geom path() is similar but connects points in the order they appear in the data. Both geom line() and geom path() also understand the aesthetic linetype, which maps a categorical variable to solid, dotted and dashed lines. • geom point() produces a scatterplot. geom point() also understands the shape aesthetic. • geom polygon() draws polygons, which are ﬁlled paths.
Print(p) • Save it to disk with ggsave(), described in Sect. 5. png", width = 5, height = 5) • Brieﬂy describe its structure with summary(). rm = FALSE #> position_identity • Save a cached copy of it to disk, with saveRDS(). This saves a complete copy of the plot object, so you can easily re-create it with readRDS(). rds") The plot structure is not guaranteed to stay the same over time, so use this for short-term caching, not long-term storage. You’ll learn more about how to manipulate these objects in Chap.
Pick better value with #> binwidth . Unless otherwise speciﬁed, qplot() tries to pick a sensible geometry and statistic based on the arguments provided. For example, if you give qplot() x and y variables, it’ll create a scatterplot. If you just give it an x, it’ll create a histogram or bar chart depending on the type of variable. qplot() assumes that all variables should be scaled by default. 9 Quick Plots 31 If you’re used to plot() you may ﬁnd qplot() to be a useful crutch to get up and running quickly.