Gephi Tutorial Visualization

Gephi Tutorial Visualization

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Description

TutorialVisualization Gephi Tutorial
* Introduction
* Zoom & Pan Visualization* Selection
* Color
* 3-D
* Labels Welcome to this Gephi tutorial. It will guide you to the basic and advanced visualization
* Text size settings in Gephi. The selection and interaction with tools will also be introduced.
* Text color Follow the Quick Start tutorial to learn the basic steps.
* Adjust labels
* Attributes text Gephi version 0.7alpha4 is used to do this tutorial.
* Text & Selection
* Antialiasing Get Gephi
* Screenshots
* Tools
* Transform texts
* Conclusion
A sample airlines.gexf dataset is used during this tutorial. It maps airline routes in the
United-States.
Last updated May 26th, 2010 TutorialVisualization Introduction
Gephi is built around its visualization window, which looks like below. Each element has a * Introduction
function and will be detailed in this tutorial.* Zoom & Pan
* Selection
* Color
* 3-D
* Labels
* Text size
* Text color
* Adjust labels
* Attributes text
* Text & Selection
* Antialiasing
* Screenshots
* Tools
* Transform texts
* Conclusion TutorialVisualization Zoom & Pan
• Use your mouse to move and scale the visualization* Introduction
- Zoom: Mouse Wheel* Zoom & Pan
- Pan: Right Mouse Drag* Selection Zoom
* Color
* 3-D
* Labels
* Text size
* Text color • If you loose your graph, reset the zoom
* Adjust labels
Pan* Attributes text
* Text & Selection
* Antialiasing
* Screenshots
* Tools
* Transform texts
* Conclusion TutorialVisualization Selection ...

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Last updated May 26th, 2010
Gephi Tutorial Visualization
Get Gephi
Gephi version 0.7alpha4 is used to do this tutorial.
Welcome to this Gephi tutorial. It will guide you to the basic and advanced visualization settings in Gephi. The selection and interaction with tools will also be introduced. Follow the Quick Start tutorial to learn the basic steps.
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A sample airlines.gexf dataset is used during this tutorial. It maps airline routes in the United-States.
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Introduction
function and will be detailed in this tutorial.
Tutorial Visualization
* Introduction * Zoom & Pan * Selection * Color * 3-D * Labels * Text size * Text color * Adjust labels * Attributes text * Text & Selection * Antialiasing * Screenshots  Tools * * Transform texts  * Conclusion
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Pan
Use your mouse to move and scale the visualization  - Zoom: Mouse Wheel  - Pan: Right Mouse Drag
Zoom & Pan
Zoom
If you loose your graph, reset the zoom  
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The dragging selection size can be changed:
mouse pressed and moving away.
Tutorial Visualization
• Configure the “Diameter” with the slider
Selection size
Click on the area where Dragging is written
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Press the left mouse on the visualization window and  expand the rectangle zone by keeping left button pressed
One can also select single nodes by clicking on them and keeping CTRL key (Command on Macintosh).
To reset selection, click somewhere else on the window
The rectangle selection is used to select one or multiple area of the network.
 Select the Rectangle selection tool
Rectangle selection
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Expand the visualization settings
Check the Autoselect neighbors option
without
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Tutorial Visualization
Autoselect neighbors
Essential option to enhance readability of the network. Selected nodes neighbors are automatically selected as well, allowing to know who is connected to who easily.
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By default edges have the same color as their source node. This can be configured and a single color put instead.
Expand the visualization settings and go to the Edges tab
Tutorial Visualization
source color
user color
Edges color
• Uncheck the “Source node color” and configure “Edge defaut color”
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Tutorial Visualization
* Introduction * Zoom & Pan * Selection * Color * 3-D  * Labels * Text size * Text color   Adjust labels * * Attributes text * Text & Selection * Antialiasing Screenshots * * Tools Transform texts * * Conclusion
Background color
• Click on the first button in the visualization settings
• Configure the color and click OK to confirm
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Nodes shapes and 3-D
Although Gephi uses a 3-D rendering engine, networks are usually in 2-D and this is the default mode.
Keep middle button of your mouse pressed and move up and down to in-clinate the view.
The aspect of nodes changes and it is now possible to move in 3-D space.
Select Sphere 3d instead of Disk 2d
Lets see how to enable 3-D mode.
Expand the visualization settings and go to the Nodes tab
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Find the size mode button and pick Node Size option   - Fixed Independent of zoom magnification  - Scaled Label size depends on the zoom magnification  - Node size Depends on the node size
The color mode allows to paint the label as its node color  or as a unique color
Font quality
To have better font rendering, increase the Font size and reduce the text size.
Locate the visualization settings related to text display
Show labels
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Color
Size
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 Node size
Tip - Use compact fonts
To gain space, use compact fonts like Libel Suit or Yanone.
Size mode
The differences between size mode in text drawing. One can see the text size on the right is proportional to the nodes size.
 Fixed mode
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