SQL-MapReduce Call - Aster Analytics

Teradata Aster Analytics Foundation User Guide

Product
Aster Analytics
Release Number
6.21
Published
November 2016
Language
English (United States)
Last Update
2018-04-14
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kiu1466024880662.ditamap
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AA-notempfilter_pdf_output.ditaval
dita:id
B700-1021
lifecycle
previous
Product Category
Software

Choose the same weight and number of iterations (argument maxitem) to compare the logit and probit models, so that the cverror result reflects the true strength of the models.

DROP TABLE IF EXISTS logitmodel;
DROP TABLE IF EXISTS probitmodel;
DROP TABLE IF EXISTS glmcvtable;

SELECT * FROM CROSSVALIDATION (
  ON (SELECT 1) PARTITION BY 1
  Function ('glm')
  InputTable ('admissions_train')
  OutputTable ('logitmodel', 'probitmodel')
  InputColumns ('admitted', 'masters', 'gpa', 'stats', 'programming')
  CategoricalColumns ('masters', 'stats', 'programming')
  Link ('LOGIT', 'PROBIT')
  Weight ('1', '1')
  MaxIterNum ('25', '25')
  FoldNum ('5')
  CVParams('LINK', 'WEIGHT', 'MaxIterNum')
  CVTable ('glmcvtable')
  Metric ('AUROC')
);