Read Stata
Synopsis
This operator can read Stata data files.
Description
This operator can read Stata files. Currently only Stata files of version 113 or 114 are supported.
Input
file
This optional port expects a file object.
Output
output
Data from the Stata file is delivered through this port mostly in form of an ExampleSet.
Parameters
Filename
Name of the file to read the data from.
Datamanagement
Determines, how the data is represented internally.
Attribute naming mode
Determines which variable properties should be used for attribute naming.
Handle value labels
Specifies how to handle attributes with value labels, i.e. whether to ignore the labels or how to use them.
Sample ratio
The fraction of the data set which should be read (1 = all; only used if sample_size = -1)
样本大小
The exact number of samples which should be read (-1 = all; if not -1, sample_ratio will not have any effect)
Use local random seed
Indicates if a local random seed should be used.
Local random seed
Specifies the local random seed