org.apache.ignite.ml.dataset

Interface UpstreamTransformerBuilder

All Superinterfaces:

Serializable

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface UpstreamTransformerBuilder
extends Serializable

Builder of UpstreamTransformer.

Method Summary

Modifier and Type	Method and Description
default UpstreamTransformerBuilder	andThen(UpstreamTransformerBuilder other) Combunes two builders (this and other respectfully) env -> transformer1 env -> transformer2 into env -> transformer2 . transformer1
UpstreamTransformer	build(LearningEnvironment env) Create UpstreamTransformer based on learning environment.
static <K,V> UpstreamTransformerBuilder	identity() Returns identity upstream transformer.

Method Detail

build

UpstreamTransformer build(LearningEnvironment env)

Create UpstreamTransformer based on learning environment.

Parameters:

env - Learning environment.

Returns:

Upstream transformer.

andThen

default UpstreamTransformerBuilder andThen(UpstreamTransformerBuilder other)

Combunes two builders (this and other respectfully)

 env -> transformer1
 env -> transformer2
 

into

 env -> transformer2 . transformer1
 

Parameters:

other - Builder to combine with.

Returns:

Compositional builder.

identity

static <K,V> UpstreamTransformerBuilder identity()

Returns identity upstream transformer.

Type Parameters:

K - Type of keys in upstream.

V - Type of values in upstream.

Returns:

Identity upstream transformer.