Description Usage Arguments Details Value Examples
View source: R/plot_correlation.r
This function creates a correlation heatmap for all discrete categories.
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data |
input data |
type |
column type to be included in correlation calculation. "all" for all columns, "discrete" for discrete features, "continuous" for continuous features. |
maxcat |
maximum categories allowed for each discrete feature. The default is 20. |
cor_args |
a list of other arguments to cor |
geom_text_args |
a list of other arguments to geom_text |
title |
plot title |
ggtheme |
complete ggplot2 themes. The default is theme_gray. |
theme_config |
a list of configurations to be passed to theme. |
For discrete features, the function first dummifies all categories, then calculates the correlation matrix (see cor) and plots it.
invisibly return the ggplot object
1 2 3 | plot_correlation(iris)
plot_correlation(iris, type = "c")
plot_correlation(airquality, cor_args = list("use" = "pairwise.complete.obs"))
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