com.datarobot.prediction

Class TimeSeriesBase

java.lang.Object

com.datarobot.prediction.TimeSeriesBase

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

TimeSeriesRegressionPredictorImpl

public class TimeSeriesBase
extends Object

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected String	dateColumnName
protected String	dateFormat
protected Map.Entry<Integer,Integer>	fdw
protected LinkedHashMap<String,Class>	features
protected Map<String,Integer>	featuresIndexes
protected Map.Entry<Integer,Integer>	fw
protected String	modelId
protected Map<String,String>	modelInfo
protected int	numDoubles
protected int	numStrings
protected ConcurrentHashMap<String,String>	sanitizedFeaturesCache
protected com.datarobot.prediction.PredictorBase.GenericEvent<ScoreEventT>	scoreEvent
protected String	seriesIdColumnName
protected String	targetName
protected Map.Entry<Integer,String>	timeStep

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TimeSeriesBase(TimeSeriesPredictor predictor)

Method Summary

Modifier and Type	Method and Description
protected Row	extractFeatures(Iterable<?> row)
protected Row	extractFeatures(Map<String,?> row) Extracts features that are needed from initial row.
protected Map<String,?>	extractFeaturesMap(Iterable<?> row)
protected ArrayList<Row>	extractRows(ArrayList<Map<String,?>> inputs)
protected String	getDefaultEmptyCollumnName() Return label for empty column.
protected Set<String>	getDoubleMissingValuesLabels() Returns the set of null labels.
protected Double	getDoubleValue(String featureName, Object value) Replaces double missing value with NaN.
protected Field	getField(Class clazz, String fieldName)
protected Map<String,String>	initializeModelInfo(PredictorT predictor)
protected String	sanitize(String name) Some pre-processing for feature name.
protected void	sendScoreInfo(ScoreEventT eventInfo)

Methods inherited from class java.lang.Object

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

Field Detail

timeStep

protected final Map.Entry<Integer,String> timeStep

fdw

protected final Map.Entry<Integer,Integer> fdw

fw

protected final Map.Entry<Integer,Integer> fw

dateColumnName

protected final String dateColumnName

seriesIdColumnName

protected final String seriesIdColumnName

dateFormat

protected final String dateFormat

numDoubles

protected int numDoubles

numStrings

protected int numStrings

features

protected LinkedHashMap<String,Class> features

featuresIndexes

protected Map<String,Integer> featuresIndexes

sanitizedFeaturesCache

protected ConcurrentHashMap<String,String> sanitizedFeaturesCache

modelInfo

protected Map<String,String> modelInfo

modelId

protected String modelId

targetName

protected String targetName

scoreEvent

protected final com.datarobot.prediction.PredictorBase.GenericEvent<ScoreEventT extends EventInfo> scoreEvent

Constructor Detail

TimeSeriesBase

protected TimeSeriesBase(TimeSeriesPredictor predictor)

Method Detail

extractRows

protected ArrayList<Row> extractRows(ArrayList<Map<String,?>> inputs)

extractFeatures

protected Row extractFeatures(Map<String,?> row)

Extracts features that are needed from initial row.

Parameters:

row - - Map of initial feature name to its value.

Returns:

- internal type for scoring.

extractFeatures

protected Row extractFeatures(Iterable<?> row)

extractFeaturesMap

protected Map<String,?> extractFeaturesMap(Iterable<?> row)

sanitize

protected String sanitize(String name)

Some pre-processing for feature name.

Parameters:

name - - original feature name.

Returns:

- sanitized name.

getDoubleValue

protected Double getDoubleValue(String featureName,
                                Object value)

Replaces double missing value with NaN.

Parameters:

featureName - - name of the feature.

value - - object feature value.

Returns:

- parsed Double value.

getDefaultEmptyCollumnName

protected String getDefaultEmptyCollumnName()

Return label for empty column.

Returns:

- empty column name.

getDoubleMissingValuesLabels

protected Set<String> getDoubleMissingValuesLabels()

Returns the set of null labels.

Returns:

- set of null labels.

getField

protected Field getField(Class clazz,
                         String fieldName)

initializeModelInfo

protected Map<String,String> initializeModelInfo(PredictorT predictor)

sendScoreInfo

protected void sendScoreInfo(ScoreEventT eventInfo)