Add LoessTransform to a vega-lite spec.

Usage

vl_loess(
spec,
loess = NULL,
on = NULL,
as = NULL,
bandwidth = NULL,
groupby = NULL,
.object = NULL
)

Arguments

spec

An input vega-lite spec

loess

The data field of the dependent variable to smooth.

on

The data field of the independent variable to use a predictor.

as

The output field names for the smoothed points generated by the loess transform.

Default value: The field names of the input x and y values.

bandwidth

A bandwidth parameter in the range [0, 1] that determines the amount of smoothing.

Default value: 0.3

groupby

The data fields to group by. If not specified, a single group containing all data objects will be used.

.object

Directly input an object, rather than creating one via the other arguments. Should not be used in conjunction with the other arguments other than spec. Objects can be of type: LoessTransform

Value

A modified Vega-Lite Spec