Package adams.data.weka.columnfinder

Class MultiColumnFinder

  • All Implemented Interfaces:
    adams.core.Destroyable, adams.core.GlobalInfoSupporter, adams.core.logging.LoggingLevelHandler, adams.core.logging.LoggingSupporter, adams.core.option.OptionHandler, adams.core.ShallowCopySupporter<ColumnFinder>, adams.core.SizeOfHandler, ColumnFinder, TrainableColumnFinder, Serializable
    public class MultiColumnFinder
extends AbstractTrainableColumnFinder
    Applies multiple column finding algorithms to the data.
    The indices can be either joined or intersected.

    Valid options are: 

    -D <int> (property: debugLevel)
    The greater the number the more additional info the scheme may output to 
    the console (0 = off).
    default: 0
    minimum: 0
 
    -finder <adams.data.weka.columnfinder.ColumnFinder> [-finder ...] (property: finders)
    The column finders to use.
    default: 
 
    -combination <JOIN|INTERSECT> (property: combination)
    Defines how the indices are combined.
    default: JOIN
    Version:
    $Revision$
    Author:
    fracpete (fracpete at waikato dot ac dot nz)
    See Also:
    Serialized Form

    • Constructor Detail

      • MultiColumnFinder

        public MultiColumnFinder()

    • Method Detail

      • globalInfo

        public String globalInfo()
        Returns a string describing the object.
        Specified by:
        globalInfo in interface adams.core.GlobalInfoSupporter
        Specified by:
        globalInfo in class adams.core.option.AbstractOptionHandler
        Returns:
        a description suitable for displaying in the gui

      • defineOptions

        public void defineOptions()
        Adds options to the internal list of options.
        Specified by:
        defineOptions in interface adams.core.option.OptionHandler
        Overrides:
        defineOptions in class adams.core.option.AbstractOptionHandler

      • setFinders

        public void setFinders​(ColumnFinder[] value)
        Sets the column finders to use.
        Parameters:
        value - the column finders

      • getFinders

        public ColumnFinder[] getFinders()
        Returns the column finders in use.
        Returns:
        the column finders

      • findersTipText

        public String findersTipText()
        Returns the tip text for this property.
        Returns:
        tip text for this property suitable for displaying in the gui

      • setCombination

        public void setCombination​(MultiColumnFinder.Combination value)
        Sets how the indices are combined.
        Parameters:
        value - the combination type

      • combinationTipText

        public String combinationTipText()
        Returns the tip text for this property.
        Returns:
        tip text for this property suitable for displaying in the gui

      • doTrainColumnFinder

        protected boolean doTrainColumnFinder​(weka.core.Instances data)
        Performs the actual training of the column finder with the specified dataset.
        Specified by:
        doTrainColumnFinder in class AbstractTrainableColumnFinder
        Parameters:
        data - the training data
        Returns:
        true if successfully trained

      • doFindColumns

        protected int[] doFindColumns​(weka.core.Instances data)
        Returns the columns of interest in the dataset.
        Specified by:
        doFindColumns in class AbstractColumnFinder
        Parameters:
        data - the dataset to inspect
        Returns:
        the columns of interest