Training

XmdvTool Overview

 

XmdvTool is a public-domain software package for the interactive visual exploration of multivariate data sets. Xmdvtool supports brush-and-linkable scatter plot matrices, parallel coordinates, star glyphs, dimensional stacking, and hierarchical parallel coordinates.

 

Selecting a graph tool:

  1. Click the tool icon button on the right to select the different graph tool.

 

Selecting dimensions (variables):

  1. On the Windows menu, click Dataset Summary Dialog.
  2. Click the toggle button Enabled to enable or disable the dimension.
  3. Click OK.

 

Reordering dimensions (variables):

  1. On the Windows menu, click Dataset Summary Dialog.
  2. Click the button Reorder left or right right arrow to move the dimension.
  3. Click OK.

 

Brush Toolbox:
  1. On the Windows menu, click Brush Toolbox.
  2. On the Brush Selection on Brush Toolbox, click button to enable and display different brushing tool.
  3. On the Global Brush Resize on Brush Toolbox, click button to resize brushing tool.
  4. Click OK.

 

Brushing data on the graph:
  1. On scatter plot or parallel coordinates, move a mouse pointer to brush data.

 

Magnifying brushed data (region zoom):

  1. Click the '+' icon button on the right to magnifying brushed data.
  2. To bring back to normal, click the '-' icon button.

 

Zooming main canvas:

  1. Move the zoom scroll bar for zooming the main canvas.

 

Save image:

  1. On the File menu, click Save Image.
  2. Type the name for an image file.
  3. Click OK.

 

Save brushed data:

  1. On the File menu, click Save brushed data.
  2. Type the name for a data file.
  3. Click OK.

 

Changing color scheme:

  1. On the Preferences menu, click Color Requestor.
  2. Click the color button to change different color.
  3. Click OK.

 

Reference:

XmdvTool, http://davis.wpi.edu/~xmdv/

Training