Package weka.gui.visualize

Class MatrixPanel

  • All Implemented Interfaces:
    ImageObserver, MenuContainer, Serializable, Accessible
    public class MatrixPanel
extends JPanel
    This panel displays a plot matrix of the user selected attributes of a given data set. The datapoints are coloured using a discrete colouring set if the user has selected a nominal attribute for colouring. If the user has selected a numeric attribute then the datapoints are coloured using a colour spectrum ranging from blue to red (low values to high). Datapoints missing a class value are displayed in black.
    Version:
    $Revision$
    Author:
    Ashraf M. Kibriya (amk14@cs.waikato.ac.nz)
    See Also:
    Serialized Form

    • Constructor Detail

      • MatrixPanel

        public MatrixPanel()
        Constructor

    • Method Detail

      • initInternalFields

        public void initInternalFields()
        Initializes internal data fields, i.e. data values, type, missing and color cache arrays

      • setupAttribLists

        public void setupAttribLists()
        Sets up the UI's attributes lists

      • setPercent

        public void setPercent()
        Calculates the percentage to resample

      • setInstances

        public void setInstances​(Instances newInst)
        This method changes the Instances object of this class to a new one. It also does all the necessary initializations for displaying the panel. This must be called before trying to display the panel.
        Parameters:
        newInst - The new set of Instances

      • main

        public static void main​(String[] args)
        Main method for testing this class

      • setPointSize

        public void setPointSize​(int pointSize)
        Set the point size for the plots
        Parameters:
        pointSize - the point size to use

      • setPlotSize

        public void setPlotSize​(int plotSize)
        Set the plot size
        Parameters:
        plotSize - the plot size to use

      • setPlotBackgroundColour

        public void setPlotBackgroundColour​(Color c)
        Set the background colour for the cells in the matrix
        Parameters:
        c - the background colour

      • applySettings

        public void applySettings​(Settings settings,
                          String ownerID)
        Parameters:
        settings -
        ownerID -

      • updatePanel

        public void updatePanel()
        Update the display. Typically called after changing plot size, point size etc.