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java.lang.Objectautoweka.InstanceGenerator
public abstract class InstanceGenerator
Abstract class for partitioning a dataset (consisting of training and testing data) into 'instances' that are given to the SMBO method
Nested Class Summary | |
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static class |
InstanceGenerator.NestedArgs
Struct for dealing with nested args on InstanceGenerators that are chained together. |
Constructor Summary | |
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InstanceGenerator(InstanceGenerator generator)
Clones an InstanceGenerator from another |
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InstanceGenerator(Instances training,
Instances testing)
Build an instance generator from the given training and testing data |
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InstanceGenerator(java.lang.String datasetString)
Builds an InstanceGenerator from a datasetFileName, ie a zip file containing exactly two files, 'train.arff' and 'test.arff' |
Method Summary | |
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abstract Instances |
_getTestingFromParams(java.lang.String params)
Subclass implementation for getting the testing data given the param string |
abstract Instances |
_getTrainingFromParams(java.lang.String params)
Subclass implementation for getting the training data given the param string |
static InstanceGenerator |
create(java.lang.String className,
Instances training,
Instances testing)
Creates an instance of an InstanceGenerator given a class name, training data and the testing data |
static InstanceGenerator |
create(java.lang.String className,
java.lang.String datasetFileName)
Creates an instance of an InstanceGenerator given a class name and the datasetFileName |
java.util.Map<java.lang.String,java.util.Map<java.lang.String,java.lang.String>> |
getAllInstanceFeatures(java.lang.String params)
Some SMBO methods can leverage extra features about an Instance, this method should return a map of feature/value pairs for all instances |
abstract java.util.List<java.lang.String> |
getAllInstanceStrings(java.lang.String params)
Gets a list of all the 'params' Strings that can be used with this InstanceGenerator. |
Instances |
getTesting()
Gets a copy of the testing data |
Instances |
getTestingFromParams(java.lang.String params)
Given a parameter string (generally in the form of a property string), get the testing data; if params is 'default', then this method returns the raw testing data |
Instances |
getTraining()
Gets a copy of the training data |
Instances |
getTrainingFromParams(java.lang.String params)
Given a parameter string (generally in the form of a property string), get the training data; if params is 'default', then this method returns the raw training data |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public InstanceGenerator(InstanceGenerator generator)
public InstanceGenerator(Instances training, Instances testing)
public InstanceGenerator(java.lang.String datasetString)
Method Detail |
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public final Instances getTrainingFromParams(java.lang.String params)
public final Instances getTestingFromParams(java.lang.String params)
public abstract Instances _getTrainingFromParams(java.lang.String params)
public abstract Instances _getTestingFromParams(java.lang.String params)
public Instances getTraining()
public Instances getTesting()
public abstract java.util.List<java.lang.String> getAllInstanceStrings(java.lang.String params)
public java.util.Map<java.lang.String,java.util.Map<java.lang.String,java.lang.String>> getAllInstanceFeatures(java.lang.String params)
public static InstanceGenerator create(java.lang.String className, java.lang.String datasetFileName)
public static InstanceGenerator create(java.lang.String className, Instances training, Instances testing)
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