altair.LoessTransform

class altair.LoessTransform(loess=Undefined, on=Undefined, bandwidth=Undefined, groupby=Undefined, **kwds)

LoessTransform schema wrapper

Mapping(required=[loess, on])

Parameters:

loessFieldName

The data field of the dependent variable to smooth.

onFieldName

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

bandwidthfloat

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

Default value: 0.3

groupbyList(FieldName)

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

asList(FieldName)

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.

__init__(loess=Undefined, on=Undefined, bandwidth=Undefined, groupby=Undefined, **kwds)

Methods

__init__([loess, on, bandwidth, groupby])
copy([deep, ignore])	Return a copy of the object
from_dict(dct[, validate, _wrapper_classes])	Construct class from a dictionary representation
from_json(json_string[, validate])	Instantiate the object from a valid JSON string
resolve_references([schema])	Resolve references in the context of this object's schema or root schema.
to_dict([validate, ignore, context])	Return a dictionary representation of the object
to_json([validate, ignore, context, indent, ...])	Emit the JSON representation for this object as a string.
validate(instance[, schema])	Validate the instance against the class schema in the context of the rootschema.
validate_property(name, value[, schema])	Validate a property against property schema in the context of the rootschema