Class FrequencyEncoding
java.lang.Object
org.elasticsearch.client.ml.inference.preprocessing.FrequencyEncoding
- All Implemented Interfaces:
NamedXContentObject
,PreProcessor
,ToXContent
,ToXContentObject
public class FrequencyEncoding extends java.lang.Object implements PreProcessor
PreProcessor for frequency encoding a set of categorical values for a given field.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
FrequencyEncoding.Builder
Nested classes/interfaces inherited from interface org.elasticsearch.common.xcontent.ToXContent
ToXContent.DelegatingMapParams, ToXContent.MapParams, ToXContent.Params
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Field Summary
Fields Modifier and Type Field Description static ParseField
FEATURE_NAME
static ParseField
FIELD
static ParseField
FREQUENCY_MAP
static java.lang.String
NAME
static ConstructingObjectParser<FrequencyEncoding,java.lang.Void>
PARSER
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Constructor Summary
Constructors Constructor Description FrequencyEncoding(java.lang.String field, java.lang.String featureName, java.util.Map<java.lang.String,java.lang.Double> frequencyMap)
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Method Summary
Modifier and Type Method Description FrequencyEncoding.Builder
builder(java.lang.String field)
boolean
equals(java.lang.Object o)
static FrequencyEncoding
fromXContent(XContentParser parser)
java.lang.String
getFeatureName()
java.lang.String
getField()
java.util.Map<java.lang.String,java.lang.Double>
getFrequencyMap()
java.lang.String
getName()
int
hashCode()
XContentBuilder
toXContent(XContentBuilder builder, ToXContent.Params params)
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Field Details
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NAME
public static final java.lang.String NAME- See Also:
- Constant Field Values
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FIELD
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FEATURE_NAME
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FREQUENCY_MAP
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PARSER
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Constructor Details
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FrequencyEncoding
public FrequencyEncoding(java.lang.String field, java.lang.String featureName, java.util.Map<java.lang.String,java.lang.Double> frequencyMap)
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Method Details
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fromXContent
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getField
public java.lang.String getField()- Returns:
- Field name on which to frequency encode
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getFrequencyMap
public java.util.Map<java.lang.String,java.lang.Double> getFrequencyMap()- Returns:
- Map of Value: frequency for the frequency encoding
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getFeatureName
public java.lang.String getFeatureName()- Returns:
- The encoded feature name
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getName
public java.lang.String getName()- Specified by:
getName
in interfaceNamedXContentObject
- Specified by:
getName
in interfacePreProcessor
- Returns:
- The name of the pre-processor
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toXContent
public XContentBuilder toXContent(XContentBuilder builder, ToXContent.Params params) throws java.io.IOException- Specified by:
toXContent
in interfaceToXContent
- Throws:
java.io.IOException
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equals
public boolean equals(java.lang.Object o)- Overrides:
equals
in classjava.lang.Object
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hashCode
public int hashCode()- Overrides:
hashCode
in classjava.lang.Object
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builder
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