Class DoubleFieldProcessor
java.lang.Object
org.tribuo.data.columnar.processors.field.DoubleFieldProcessor
- All Implemented Interfaces:
com.oracle.labs.mlrg.olcut.config.Configurable
,com.oracle.labs.mlrg.olcut.provenance.Provenancable<com.oracle.labs.mlrg.olcut.provenance.ConfiguredObjectProvenance>
,FieldProcessor
Processes a column that contains a real value. The name of the feature
will be the name given for the column and the value will be the value in the
column.
Returns an empty list if the value failed to parse or was empty.
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Nested Class Summary
Nested classes/interfaces inherited from interface org.tribuo.data.columnar.FieldProcessor
FieldProcessor.GeneratedFeatureType
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Field Summary
Fields inherited from interface org.tribuo.data.columnar.FieldProcessor
NAMESPACE
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Constructor Summary
ConstructorsConstructorDescriptionDoubleFieldProcessor
(String fieldName) Constructs a field processor which extracts a single double valued feature from the specified field name. -
Method Summary
Modifier and TypeMethodDescriptionReturns a copy of this FieldProcessor bound to the supplied newFieldName.Returns the feature type this FieldProcessor generates.Gets the field name this FieldProcessor uses.com.oracle.labs.mlrg.olcut.provenance.ConfiguredObjectProvenance
Processes the field value and generates a (possibly empty) list ofColumnarFeature
s.toString()
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface com.oracle.labs.mlrg.olcut.config.Configurable
postConfig
Methods inherited from interface org.tribuo.data.columnar.FieldProcessor
getNumNamespaces
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Constructor Details
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DoubleFieldProcessor
Constructs a field processor which extracts a single double valued feature from the specified field name.- Parameters:
fieldName
- The field name to read.
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Method Details
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getFieldName
Description copied from interface:FieldProcessor
Gets the field name this FieldProcessor uses.- Specified by:
getFieldName
in interfaceFieldProcessor
- Returns:
- The field name.
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process
Description copied from interface:FieldProcessor
Processes the field value and generates a (possibly empty) list ofColumnarFeature
s.- Specified by:
process
in interfaceFieldProcessor
- Parameters:
value
- The field value to process.- Returns:
- A list of
ColumnarFeature
s.
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getFeatureType
Description copied from interface:FieldProcessor
Returns the feature type this FieldProcessor generates.- Specified by:
getFeatureType
in interfaceFieldProcessor
- Returns:
- The feature type.
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copy
Description copied from interface:FieldProcessor
Returns a copy of this FieldProcessor bound to the supplied newFieldName.- Specified by:
copy
in interfaceFieldProcessor
- Parameters:
newFieldName
- The new field name for the copy.- Returns:
- A copy of this FieldProcessor.
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toString
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getProvenance
- Specified by:
getProvenance
in interfacecom.oracle.labs.mlrg.olcut.provenance.Provenancable<com.oracle.labs.mlrg.olcut.provenance.ConfiguredObjectProvenance>
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