CrossValidator class abstract
A factory and an interface for all the cross validator types
Constructors
- CrossValidator.kFold(DataFrame samples, {int numberOfFolds = 5, DType dtype = dTypeDefaultValue})
-
Creates a k-fold validator to evaluate the quality of a ML model.
factory
- CrossValidator.lpo(DataFrame samples, int p, {DType dtype = dTypeDefaultValue})
-
Creates a LPO validator to evaluate the quality of a ML model.
factory
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
evaluate(
ModelFactory createModel, MetricType metricType, {DataPreprocessFn? onDataSplit}) → Future< Vector> -
Returns a future that is resolved with a vector of scores of quality of a
model depending on given
metricType -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited