## Uses of Class
org.apache.ignite.ml.composition.stacking.StackedDatasetTrainer

- Packages that use StackedDatasetTrainer
  Package | Description
  --- | ---
  org.apache.ignite.ml.composition.stacking | Contains classes used for training with stacking technique.

- - ### Uses of StackedDatasetTrainer in org.apache.ignite.ml.composition.stacking

    Subclasses of StackedDatasetTrainer in org.apache.ignite.ml.composition.stacking
    Modifier and Type | Class and Description
    --- | ---
    `class` | `SimpleStackedDatasetTrainer<I,O,AM extends IgniteModel<I,O>,L>` `DatasetTrainer` with same type of input and output of submodels.
    `class` | `StackedVectorDatasetTrainer<O,AM extends IgniteModel<Vector,O>,L>` `StackedDatasetTrainer` with `Vector` as submodels input and output.

    Methods in org.apache.ignite.ml.composition.stacking that return StackedDatasetTrainer
    Modifier and Type | Method and Description
    --- | ---
    `<M1 extends IgniteModel<IS,IA>> StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`addTrainer(DatasetTrainer<M1,L> trainer)` Adds submodel trainer along with converters needed on training and inference stages.
    `StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`withAggregatorInputMerger(IgniteBinaryOperator<IA> merger)` Specify binary operator used to merge submodels outputs to one.
    `StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`withAggregatorTrainer(DatasetTrainer<AM,L> aggregatorTrainer)` Specify aggregator trainer.
    `StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`withEnvironmentBuilder(LearningEnvironmentBuilder envBuilder)` Changes learning Environment.
    `StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`withOriginalFeaturesDropped()` Drop original features during training and inference.
    `StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`withOriginalFeaturesKept(IgniteFunction<IS,IA> submodelInput2AggregatingInputConverter)` Keep original features during training and propagate submodels input to aggregator during inference using given function.
    `StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`withSubmodelOutput2VectorConverter(IgniteFunction<IA,Vector> submodelOutput2VectorConverter)` Set function used for conversion of submodel output to `Vector`.
    `StackedDatasetTrainer<IS,IA,O,AM,L>` | StackedDatasetTrainer.`withVector2SubmodelInputConverter(IgniteFunction<Vector,IS> vector2SubmodelInputConverter)` Set function used for conversion of `Vector` to submodel input.

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Ignite Database and Caching Platform | : ver. 2.9.1
Release Date | : December 9 2020