LDA Syntax - Teradata Vantage

Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
8.10
1.1
Published
October 2019
Language
English (United States)
Last Update
2019-12-31
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ima1540829771750.ditamap
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jsj1481748799576.ditaval
dita:id
B700-4003
lifecycle
previous
Product Category
Teradata Vantageā„¢

Version 1.10

SELECT * FROM LDA (
  ON { table | view | (query) } AS InputTable
  OUT TABLE ModelTable (model_table)
  [ OUT TABLE OutputTable (output_table) ]
  USING
  TopicNum ('topic_number')
  [ Alpha (alpha) ]
  [ Eta (eta) ]
  DocIDColumn ('doc_id_column')
  WordColumn ('word_column')
  [ CountColumn ('count_column') ]
  [ MaxIterNum (max_iterate) ]
  [ StopThreshold (threshold) ]
  [ Seed (seed) ]
  [ OutputTopicNum ({ 'all' | num_topics }) ]
  [ OutputTopicWordNum ({ 'none' | 'all' | 'num_topic_words' }) ]
  [ InitModelTaskCount (num_vworkers) ]
) AS alias;