Tutorials for Network and Visualization Tools

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Tutorials for Network and Visualization Tools

• By
• Chien-Hua Hsiao, Ph.D., P.E.

2
The Tools

• Collage
• Xprism2
• Xprism3
• Xmgr
• Xpaint
• Plotmtv
• Xv

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Collage

• Overview
• Data analysis alone or simultaneously with
  several people on the same network
• Data Analysis Operations
• Histograms, XY Plots, Contour Plots
• Palette Manipulation
• Palette Rotation, Fiddle
• Animations
• Play Forward or Backward, Frame Stepping

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Collage (Continued)

• Text Editing
• Share documents among people
• Whiteboard
• Doodling on White Background
• Paint Operation
• Aarrow, Line, Rectangle, Text, ...
• HDF browser
• Raster, SDS, and Palette Loading
• Screen Capture

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Collage Tutorial

• Installation
• collage and collage_server executables
• Start
• Type collage

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Installing Collage

• Ftp collage and collage_server in binary mode
• Put in a directory within the PATH
• Rename server fromserver.machinetype to
  collage_server
• Execute permissionchmod 755 collage_server

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Starting Collage

• Set Host
• xhost hostname
• From csh
• setenv DISPLAY server_name0.0
• From sh or ksh
• DISPLAY server_name0.0
• export DISPLAY

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Collage Main Window
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Collaborating on Collage

• Begin Session
• Type in a server DTM port
• Join Session
• Fill in server name and port number
• Whiteboard
• To make figures or write text
• Chat Box
• Entered text will not be erased

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Begin Session
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Join Session
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Whiteboard
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Chat Box
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Sample File

• Open The File
• HDF Browser
• Display The File
• Make a Spreadsheet
• Histogram
• http//www.ncsa.uiuc.edu/SDG/Software/XCollage/col
  lage.html

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Opening a File
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HDF Browser
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Display The File
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Spreadsheet
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Histogram
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Xprism2

• Overview
• To plot a two-dimensional function
• Setup Environment
• setupkhoros
• Start
• Type xprism2

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Xprism2 Main Window
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Xprism2 Tutorial

• Inputting Functions
• From a File, From the Screen
• Plotting Options
• Axes, Attributes, Labels, Colors
• Annotation Options
• File, Text, Shapes
• Output
• Files, Postcript

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Input From a File
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Input From The Screen
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Axes Windows
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Attributes Window
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Labels Windows
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Colors Window
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Plot of
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File Window
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Output Files
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Output Postscript
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Xprism3

• Overview
• To plot a three-dimensional function
• Setup Environment
• Khoros 1.5 Package
• xhost machine_that_runs_khoros
• setenv your_host_machine0.0
• Same Usage as Xprism2

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Plot of
Plot of
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Plot of
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Xmgr Tutorial

• Overview
• Two-dimensional plotting tool
• Features
• Polynomial regression, running averages,
  cross/auto-correlation
• Up to 10 graphs with 30 data sets per graph
• User defined scaling, tick marks, labels, line
  styles, and colors
• Batch mode for unattended plotting

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Xmgr Tutorial (Continued)

• Launch Application
• xmgr (datafile)
• Tutorial Web Site
• http//www.nacse.org/demos/visualizing-data/TUTOR/
  xmgr.html
• Manual Web Site
• http//www.nacse.org/demos/visualizing-data/TUTOR/
  Acegrman.html

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Xmgr Main Window
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Xmgr Edit Menu
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Xmgr Graph Type
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Xmgr Example
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Xpaint Tutorial

• Overview
• Color image editing tool supporting TIFF, PPM,
  GIF, XBM, XPM, XWD, IRIS, RGB
• Features
• Brushes, Spray paint, Pencil
• Lines, Arcs, Pattern Fill, Text, Boxes, Circles
• Works on multiple images simultaneously
• Cut/Copy/Paste between all active images
• Zoom on the image windows

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Xpaint Example
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Plotmtv Tutorial

• Overview
• Multi-purpose 2D and 3D plotting program and
  allows the user to zoom and pan to areas of
  interest on the plot
• Features
• 2D/3D Curves
• 3D Contour Curves
• 3D Rectangular mesh data
• 4D Volumetric data
• 2D/3D Vector data

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Plotmtv Tutorial (Continued)

• Launch Program
• plotmtv -Options datafile1 datafile2
• MTVDAT Format
• Examples

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Plotmtv Major Options

• -colorps
• Include colors in the description of the plot.
• -nodate
• -l(andscape)
• -pfg foreground_color
• -pbg background_color
• -plotall
• Plots all the data sets found in a single plot.

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MTVDAT Format
Command Line
Instruction Line
Comment Line
Annotation Line
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Curves in 3-Space
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Vector Field with Magnitude
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Magnetospheric mass density and magnetic field
lines
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Xv

• Overview
• interactive image manipulation program supporting
  GIF, JPEG, TIFF, PBM, PGM, PPM, RLE, RGB, BMP,
  PCX, PM
• Features
• Grab any rectangular portion of the screen
• Rotate/flip the image
• Run a number of image-processing algorithms
• Smooth an image
• Convert image formats

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Xv Tutorial

• Starting Xv
• Typing xv from the Unix prompt
• Xv Controls
• Cropping, Resizing, Smoothing, and Rotate/Flip
  commands
• Editing Color
• Saving Files
• Visual Schnauzer

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Xv Logo
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Xv Control Window
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Xv Editing Color
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Xv Saving File
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Xv Visual Schnauzer