Uses of Interface
weka.knowledgeflow.steps.Step

Packages that use Step

Package	Description
weka.gui.knowledgeflow
weka.gui.knowledgeflow.steps
weka.knowledgeflow
weka.knowledgeflow.steps

Uses of Step in weka.gui.knowledgeflow

Methods in weka.gui.knowledgeflow that return Step

Modifier and Type	Method and Description
Step	BaseInteractiveViewer.getStep() Get the step that owns this viewer.

Methods in weka.gui.knowledgeflow with parameters of type Step

Modifier and Type	Method and Description
static ImageIcon	StepVisual.iconForStep(Step step) Gets the icon for the supplied Step.
void	BaseInteractiveViewer.setStep(Step step) Set the step that owns this viewer.
void	StepInteractiveViewer.setStep(Step theStep) Set the step that owns this viewer.

Uses of Step in weka.gui.knowledgeflow.steps

Methods in weka.gui.knowledgeflow.steps with parameters of type Step

Modifier and Type	Method and Description
void	ClassAssignerStepEditorDialog.setStepToEdit(Step step) Set the step being edited
void	SaverStepEditorDialog.setStepToEdit(Step step) Set the step to edit
void	ASEvaluatorStepEditorDialog.setStepToEdit(Step step) Set the step to edit in this dialog
void	ClassValuePickerStepEditorDialog.setStepToEdit(Step step) Set the step to edit
void	LoaderStepEditorDialog.setStepToEdit(Step step) Set the step to edit in this editor
void	ClassifierPerformanceEvaluatorStepEditorDialog.setStepToEdit(Step step) Set the step to edit

Uses of Step in weka.knowledgeflow

Methods in weka.knowledgeflow that return Step

Modifier and Type	Method and Description
Step	StepInjectorFlowRunner.findStep(String stepName, Class stepClass) Find a step in the flow
Step	StepManager.getInfoStep() Returns a reference to the step being managed if it has one or more outgoing CON_INFO connections.
Step	StepManagerImpl.getInfoStep() Returns a reference to the step being managed if it has one or more outgoing CON_INFO connections.
Step	StepManager.getInfoStep(Class stepClass) Returns a reference to the step being managed if it has one or more outgoing CON_INFO connections and the managed step is of the supplied class
Step	StepManagerImpl.getInfoStep(Class stepClass) Returns a reference to the step being managed if it has one or more outgoing CON_INFO connections and the managed step is of the supplied class
Step	StepManager.getManagedStep() Get the actual step managed by this step manager
Step	StepManagerImpl.getManagedStep() Get the step managed by this manager
Step	Data.getSourceStep() Get the source step producing this Data object

Methods in weka.knowledgeflow with parameters of type Step

Modifier and Type	Method and Description
void	StepManagerImpl.disconnectStep(Step toDisconnect) Remove the supplied step from connections (both incoming and outgoing of all types) for the step managed by this manager.
void	StepManagerImpl.disconnectStepWithConnection(Step toDisconnect, String connType) Disconnect the supplied step under the associated connection type from both the incoming and outgoing connections for the step managed by this manager.
void	StepInjectorFlowRunner.injectStreaming(Data toInject, Step target, boolean lastData) Inject streaming data into the target step in the flow
void	StepInjectorFlowRunner.injectWithExecutionFinishedCallback(Data toInject, ExecutionFinishedCallback callback, Step target) Inject data into the flow
void	StepManagerImpl.setManagedStep(Step step) Set the step managed by this manager
void	Data.setSourceStep(Step sourceStep) Set the source step of producing this Data object

Constructors in weka.knowledgeflow with parameters of type Step

Constructor and Description
LogManager(Step source) Constructor that takes a Step.
StepManagerImpl(Step step) Constructor
StepTask(Step source) Constructor.
StepTask(Step source, boolean resourceIntensive) Constructor.
StepTask(Step source, StepTaskCallback<T> callback) Constructor with supplied callback.
StepTask(Step source, StepTaskCallback<T> callback, boolean resourceIntensive) Constructor with supplied callback.

Uses of Step in weka.knowledgeflow.steps

Classes in weka.knowledgeflow.steps that implement Step

Modifier and Type	Class and Description
class	Appender A bean that appends multiple incoming data connections into a single data set.
class	ASEvaluator Step that wraps a Weka attribute or subset evaluator.
class	ASSearchStrategy Step that wraps a Weka attribute selection search strategy.
class	Associator Step that wraps a Weka associator.
class	AttributeSummarizer Step that collects data to display in a summary overview of attribute distributions
class	BaseSimpleDataVisualizer Abstract base class for simple data visualization steps that just collect data sets for visualization.
class	BaseStep Base class for implementations of Step to use.
class	Block A step that waits for a specified step to finish processing before allowing incoming data to proceed downstream.
class	BoundaryPlotter A step that computes visualization data for class/cluster decision boundaries.
class	ClassAssigner Knowledge Flow step for assigning a class attribute in incoming data
class	Classifier Step that wraps a Weka classifier.
class	ClassifierPerformanceEvaluator Step that implements batch classifier evaluation
class	ClassValuePicker Step that allows the selection of the class label that is to be considered as the "positive" class when computing threshold curves.
class	Clusterer Step that wraps a Weka clusterer.
class	ClustererPerformanceEvaluator A step that evaluates the performance of batch trained clusterers
class	CostBenefitAnalysis Step for storing and viewing threshold data in a cost-benefit visualization
class	CrossValidationFoldMaker Step for generating cross-validation splits
class	DataGenerator Step that wraps a Weka DataGenerator.
class	DataGrid A step that allows the user to define instances to output
class	DataVisualizer A step that provides a visualization based on weka.gui.visualize.VisualizePanel
class	Dummy A "dummy" no-op step
class	Filter Step that wraps a Weka filter.
class	FlowByExpression A step that splits incoming instances (or instance streams) according to the evaluation of a logical expression.
class	GraphViewer Step for collecting and visualizing graph output from Drawable schemes.
class	ImageSaver Step for saving static images as either png or gif.
class	ImageViewer A step for collecting and viewing image data
class	IncrementalClassifierEvaluator Step that evaluates incremental classifiers and produces strip chart data
class	InstanceStreamToBatchMaker Step that converts an incoming instance stream to a batch dataset
class	Join Step that performs an inner join on one or more key fields from two incoming batch or streaming datasets.
class	Loader Knowledge Flow step that wraps weka.core.converters.Loaders.
class	MakeResourceIntensive A Step that makes downstream steps that are directly connected to this step resource intensive (or not).
class	MemoryBasedDataSource Simple start step that stores a set of instances and outputs it in a dataSet connection.
class	ModelPerformanceChart A Step that collects and displays either classifier error plots or threshold curves
class	Note A Knowledge Flow "step" that implements a note on the GUI layout
class	PredictionAppender Step that can produce data with predictions appended from batch or incremental classifiers and clusterers
class	Saver Step that wraps weka.core.converters.Saver classes
class	ScatterPlotMatrix Step that collects data for display in a scatter plot matrix.
class	SerializedModelSaver Step that can save models encapsulated in incoming Data objects to the filesystem.
class	SetVariables Step that can be used to set the values of environment variables for the flow being executed.
class	Sorter Step for sorting instances according to one or more attributes.
class	StripChart A step that can display a viewer showing a right-to-left scrolling chart for streaming data
class	SubstringLabeler Step that appends a label to incoming instances according to substring matches in string attributes.
class	SubstringReplacer A step that can replace sub-strings in the values of string attributes.
class	TestSetMaker A step that makes an incoming dataSet or trainingSet into a testSet.
class	TextSaver Step for saving textual data to a file.
class	TextViewer A step for collecting and viewing textual data
class	TrainingSetMaker Step that converts an incoming dataSet or testSet into a trainingSet.
class	TrainTestSplitMaker A step that creates a random train/test split from an incoming data set.
class	WekaAlgorithmWrapper A step that wraps a class of standard Weka algorithm (e.g.

Constructors in weka.knowledgeflow.steps with parameters of type Step

Constructor and Description
PairedDataHelper(Step owner, PairedDataHelper.PairedProcessor processor, String primaryConType, String secondaryConType) Constructor