1.8
User Documentation for MADlib
Deprecated Modules

Detailed Description

A collection of deprecated modules.

Modules

 Decision Tree (old C4.5 implementation)
 Generates a decision tree using the C4.5 algorithm.
 
 Matrix Factorization
 Computes low-rank approximation of a sparse matrix.
 
 Multinomial Logistic Regression
 Also called as softmax regression, models the relationship between one or more independent variables and a categorical dependent variable.
 
 Profile
 Produces a "profile" of a table or view by running a predefined set of aggregates on each column.
 
 Quantile
 Computes a quantile value for a column in a table.
 
 Random Forest (old implementation)
 Constructs a classification model that outputs the class most frequently chosen by many decision trees constructed from a training dataset.