GGplot - Layer (data + mapping + geom + stat + position)
About
- data: The data frame (in a variable or a function, if null inherited)
- + mapping: Mapping data to geom properties (ie aesthetics)
- + geom : The geometric object to use display the data
- + stat: The statistical transformation to use on the data
- + position: Position adjustment
Let op: geom, stat, position and annotate have also shortcut functions that creates layer. Example:
- geom_point() will create a layer for a point geom.
- stat_summary()
- …
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Syntax
layer(...)