Package org.apache.spark.ml.clustering
Class LocalLDAModel
Object
org.apache.spark.ml.PipelineStage
org.apache.spark.ml.Transformer
org.apache.spark.ml.Model<LDAModel>
org.apache.spark.ml.clustering.LDAModel
org.apache.spark.ml.clustering.LocalLDAModel
- All Implemented Interfaces:
Serializable
,org.apache.spark.internal.Logging
,LDAParams
,Params
,HasCheckpointInterval
,HasFeaturesCol
,HasMaxIter
,HasSeed
,Identifiable
,MLWritable
Local (non-distributed) model fitted by
LDA
.
This model stores the inferred topics only; it does not store info about the training dataset.
- See Also:
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Nested Class Summary
Nested classes/interfaces inherited from interface org.apache.spark.internal.Logging
org.apache.spark.internal.Logging.LogStringContext, org.apache.spark.internal.Logging.SparkShellLoggingFilter
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Method Summary
Modifier and TypeMethodDescriptionCreates a copy of this instance with the same UID and some extra params.boolean
Indicates whether this instance is of typeDistributedLDAModel
static LocalLDAModel
static MLReader<LocalLDAModel>
read()
toString()
write()
Returns anMLWriter
instance for this ML instance.Methods inherited from class org.apache.spark.ml.clustering.LDAModel
checkpointInterval, describeTopics, describeTopics, docConcentration, estimatedDocConcentration, featuresCol, k, keepLastCheckpoint, learningDecay, learningOffset, logLikelihood, logPerplexity, maxIter, optimizeDocConcentration, optimizer, seed, setFeaturesCol, setSeed, setTopicDistributionCol, subsamplingRate, supportedOptimizers, topicConcentration, topicDistributionCol, topicsMatrix, transform, transformSchema, uid, vocabSize
Methods inherited from class org.apache.spark.ml.Transformer
transform, transform, transform
Methods inherited from class org.apache.spark.ml.PipelineStage
params
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.apache.spark.ml.param.shared.HasCheckpointInterval
getCheckpointInterval
Methods inherited from interface org.apache.spark.ml.param.shared.HasFeaturesCol
getFeaturesCol
Methods inherited from interface org.apache.spark.ml.param.shared.HasMaxIter
getMaxIter
Methods inherited from interface org.apache.spark.ml.clustering.LDAParams
getDocConcentration, getK, getKeepLastCheckpoint, getLearningDecay, getLearningOffset, getOldDocConcentration, getOldOptimizer, getOldTopicConcentration, getOptimizeDocConcentration, getOptimizer, getSubsamplingRate, getTopicConcentration, getTopicDistributionCol, validateAndTransformSchema
Methods inherited from interface org.apache.spark.internal.Logging
initializeForcefully, initializeLogIfNecessary, initializeLogIfNecessary, initializeLogIfNecessary$default$2, isTraceEnabled, log, logDebug, logDebug, logDebug, logDebug, logError, logError, logError, logError, logInfo, logInfo, logInfo, logInfo, logName, LogStringContext, logTrace, logTrace, logTrace, logTrace, logWarning, logWarning, logWarning, logWarning, org$apache$spark$internal$Logging$$log_, org$apache$spark$internal$Logging$$log__$eq, withLogContext
Methods inherited from interface org.apache.spark.ml.util.MLWritable
save
Methods inherited from interface org.apache.spark.ml.param.Params
clear, copyValues, defaultCopy, defaultParamMap, explainParam, explainParams, extractParamMap, extractParamMap, get, getDefault, getOrDefault, getParam, hasDefault, hasParam, isDefined, isSet, onParamChange, paramMap, params, set, set, set, setDefault, setDefault, shouldOwn
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Method Details
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read
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load
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copy
Description copied from interface:Params
Creates a copy of this instance with the same UID and some extra params. Subclasses should implement this method and set the return type properly. SeedefaultCopy()
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isDistributed
public boolean isDistributed()Description copied from class:LDAModel
Indicates whether this instance is of typeDistributedLDAModel
- Specified by:
isDistributed
in classLDAModel
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write
Description copied from interface:MLWritable
Returns anMLWriter
instance for this ML instance.- Returns:
- (undocumented)
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toString
- Specified by:
toString
in interfaceIdentifiable
- Overrides:
toString
in classObject
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