org.omegahat.Environment.DataStructures
Interface DataFrame

All Superinterfaces:

BasicFrame

All Known Implementing Classes:

BasicDataFrame

public interface DataFrame

extends BasicFrame

Method Summary

BasicFrame	subsetObservations(int[] whichRows) Create a new data frame consisting of the rows identified in the array passed to this method.
BasicFrame	subsetObservations(int start, int which) Get the subset of the data frame of the continguous rows starting at start and ending at which, inclusive.

Methods inherited from interface org.omegahat.Environment.DataStructures.BasicFrame

getVariable, getVariableNames, numObservations, numVariables, rowNames

Method Detail

subsetObservations

public BasicFrame subsetObservations(int[] whichRows)

Create a new data frame consisting of the rows identified in the array passed to this method.

subsetObservations

public BasicFrame subsetObservations(int start,
                                     int which)

Get the subset of the data frame of the continguous rows starting at start and ending at which, inclusive.