Package ai.libs.jaicore.ml.core.dataset

Class DatasetUtil

java.lang.Object

ai.libs.jaicore.ml.core.dataset.DatasetUtil

public class DatasetUtil
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
static int	EXPANSION_LOGARITHM
static int	EXPANSION_PRODUCTS
static int	EXPANSION_SQUARES

Method Summary

Modifier and Type	Method	Description
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?>	convertToClassificationDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?>	convertToRegressionDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?>	getDatasetFromMapCollection(java.util.Collection<java.util.Map<java.lang.String,java.lang.Object>> datasetAsListOfMaps, java.lang.String nameOfLabelAttribute)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?>	getDatasetFromMapCollection(java.util.Collection<java.util.Map<java.lang.String,java.lang.Object>> datasetAsListOfMaps, java.lang.String nameOfLabelAttribute, java.util.List<java.lang.String> orderOfAttributes)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?>	getExpansionOfDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset, int... expansions)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?>	getExpansionOfDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset, ai.libs.jaicore.basic.sets.Pair<java.util.List<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute>,java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>>> expansionDescription)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance	getExpansionOfInstance(org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance i, ai.libs.jaicore.basic.sets.Pair<java.util.List<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute>,java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>>> expansionDescription)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance	getInstanceFromMap(org.api4.java.ai.ml.core.dataset.schema.ILabeledInstanceSchema schema, java.util.Map<java.lang.String,java.lang.Object> row, java.lang.String nameOfLabelAttribute)
static org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance	getInstanceFromMap(org.api4.java.ai.ml.core.dataset.schema.ILabeledInstanceSchema schema, java.util.Map<java.lang.String,java.lang.Object> row, java.lang.String nameOfLabelAttribute, java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>> attributeValueComputer)
static int	getLabelCountDifference(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> d1, org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> d2)
static java.util.Map<java.lang.Object,java.lang.Integer>	getLabelCounts(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> ds)
static ai.libs.jaicore.basic.sets.Pair<java.util.List<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute>,java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>>>	getPairOfNewAttributesAndExpansionMap(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset, int... expansions)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EXPANSION_SQUARES

public static final int EXPANSION_SQUARES

See Also:

Constant Field Values

EXPANSION_LOGARITHM

public static final int EXPANSION_LOGARITHM

See Also:

Constant Field Values

EXPANSION_PRODUCTS

public static final int EXPANSION_PRODUCTS

See Also:

Constant Field Values

Method Detail

getLabelCounts

public static java.util.Map<java.lang.Object,java.lang.Integer> getLabelCounts(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> ds)

getLabelCountDifference

public static int getLabelCountDifference(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> d1,
                                          org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> d2)

convertToClassificationDataset

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> convertToClassificationDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset)

convertToRegressionDataset

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> convertToRegressionDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset)

getDatasetFromMapCollection

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> getDatasetFromMapCollection(java.util.Collection<java.util.Map<java.lang.String,java.lang.Object>> datasetAsListOfMaps,
                                                                                                         java.lang.String nameOfLabelAttribute)

getDatasetFromMapCollection

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> getDatasetFromMapCollection(java.util.Collection<java.util.Map<java.lang.String,java.lang.Object>> datasetAsListOfMaps,
                                                                                                         java.lang.String nameOfLabelAttribute,
                                                                                                         java.util.List<java.lang.String> orderOfAttributes)

getInstanceFromMap

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance getInstanceFromMap(org.api4.java.ai.ml.core.dataset.schema.ILabeledInstanceSchema schema,
                                                                                              java.util.Map<java.lang.String,java.lang.Object> row,
                                                                                              java.lang.String nameOfLabelAttribute)

getInstanceFromMap

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance getInstanceFromMap(org.api4.java.ai.ml.core.dataset.schema.ILabeledInstanceSchema schema,
                                                                                              java.util.Map<java.lang.String,java.lang.Object> row,
                                                                                              java.lang.String nameOfLabelAttribute,
                                                                                              java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>> attributeValueComputer)

getPairOfNewAttributesAndExpansionMap

public static ai.libs.jaicore.basic.sets.Pair<java.util.List<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute>,java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>>> getPairOfNewAttributesAndExpansionMap(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset,
                                                                                                                                                                                                                                                                                                                                                                           int... expansions)
                                                                                                                                                                                                                                                                                                                                                                    throws java.lang.InterruptedException

Throws:

java.lang.InterruptedException

getExpansionOfDataset

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> getExpansionOfDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset,
                                                                                                   int... expansions)
                                                                                            throws java.lang.InterruptedException

Throws:

java.lang.InterruptedException

getExpansionOfDataset

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> getExpansionOfDataset(org.api4.java.ai.ml.core.dataset.supervised.ILabeledDataset<?> dataset,
                                                                                                   ai.libs.jaicore.basic.sets.Pair<java.util.List<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute>,java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>>> expansionDescription)

getExpansionOfInstance

public static org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance getExpansionOfInstance(org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance i,
                                                                                                  ai.libs.jaicore.basic.sets.Pair<java.util.List<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute>,java.util.Map<org.api4.java.ai.ml.core.dataset.schema.attribute.IAttribute,java.util.function.Function<org.api4.java.ai.ml.core.dataset.supervised.ILabeledInstance,java.lang.Double>>> expansionDescription)