Class Laplace
java.lang.Object
org.elasticsearch.search.suggest.phrase.SmoothingModel
org.elasticsearch.search.suggest.phrase.Laplace
- All Implemented Interfaces:
NamedWriteable
,Writeable
,org.elasticsearch.common.xcontent.ToXContent
,org.elasticsearch.common.xcontent.ToXContentFragment
An additive
smoothing model.
See N-Gram Smoothing for details.
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Nested Class Summary
Nested classes/interfaces inherited from interface org.elasticsearch.common.xcontent.ToXContent
org.elasticsearch.common.xcontent.ToXContent.DelegatingMapParams, org.elasticsearch.common.xcontent.ToXContent.MapParams, org.elasticsearch.common.xcontent.ToXContent.Params
Nested classes/interfaces inherited from interface org.elasticsearch.common.io.stream.Writeable
Writeable.Reader<V>, Writeable.Writer<V>
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Field Summary
Modifier and TypeFieldDescriptionstatic double
Default alpha parameter for laplace smoothingstatic String
Fields inherited from interface org.elasticsearch.common.xcontent.ToXContent
EMPTY_PARAMS
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Constructor Summary
ConstructorDescriptionLaplace(double alpha)
Creates a Laplace smoothing model.Laplace(StreamInput in)
Read from a stream. -
Method Summary
Modifier and TypeMethodDescriptionprotected boolean
doEquals(SmoothingModel other)
subtype specific implementation of "equals".protected int
static SmoothingModel
fromXContent(org.elasticsearch.common.xcontent.XContentParser parser)
double
getAlpha()
Returns the name of the writeable objectprotected org.elasticsearch.common.xcontent.XContentBuilder
innerToXContent(org.elasticsearch.common.xcontent.XContentBuilder builder, org.elasticsearch.common.xcontent.ToXContent.Params params)
void
writeTo(StreamOutput out)
Write this into the StreamOutput.Methods inherited from class org.elasticsearch.search.suggest.phrase.SmoothingModel
equals, hashCode, toXContent
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface org.elasticsearch.common.xcontent.ToXContentFragment
isFragment
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Field Details
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NAME
- See Also:
- Constant Field Values
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DEFAULT_LAPLACE_ALPHA
public static final double DEFAULT_LAPLACE_ALPHADefault alpha parameter for laplace smoothing- See Also:
- Constant Field Values
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Constructor Details
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Laplace
public Laplace(double alpha)Creates a Laplace smoothing model. -
Laplace
Read from a stream.- Throws:
IOException
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Method Details
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writeTo
Description copied from interface:Writeable
Write this into the StreamOutput.- Throws:
IOException
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getAlpha
public double getAlpha()- Returns:
- the laplace model alpha parameter
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innerToXContent
protected org.elasticsearch.common.xcontent.XContentBuilder innerToXContent(org.elasticsearch.common.xcontent.XContentBuilder builder, org.elasticsearch.common.xcontent.ToXContent.Params params) throws IOException- Specified by:
innerToXContent
in classSmoothingModel
- Throws:
IOException
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getWriteableName
Description copied from interface:NamedWriteable
Returns the name of the writeable object -
doEquals
Description copied from class:SmoothingModel
subtype specific implementation of "equals".- Specified by:
doEquals
in classSmoothingModel
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doHashCode
protected int doHashCode()- Specified by:
doHashCode
in classSmoothingModel
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fromXContent
public static SmoothingModel fromXContent(org.elasticsearch.common.xcontent.XContentParser parser) throws IOException- Throws:
IOException
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buildWordScorerFactory
- Specified by:
buildWordScorerFactory
in classSmoothingModel
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