Learn GGobi!

Getting Started

1. Download GGobi
2. Read the manual (.pdf, 1meg) Here you can find a tutorial to help you navigate your way around the ggobi interface, reading in data, and information about each of the parts of the interface.
3. Learn how to get your data into GGobi (.pdf, 100k)
4. Work through the book on exploratory data analysis with R and GGobi

Courses

Check out http://lookingatadata.com/ for upcoming courses offered by the GGobi team

Sample lectures on data mining, using R and GGobi

• Random forests 1

• Random forests 2, SVM 1

• SVM 2

Demos

• Parallel coordinates plot (an exposition through text, images and video)

  Learn what parallel coordinates plots (PCP) are, how to use them effectively, and some special features of PCPs in GGobi.

• Teaching with ggobi (quicktime movie)

  See ggobi in use as teaching tool for investigation classification, contours of bi- and tri-variate normal distributions, factor analysis, self organising maps and multivariate confidence regions.

  (download teaching with ggobi, 5 meg)

• Simple brushing (quicktime movie)

  Brushing basics: linking between plots, changing the brush size, and the difference between transient and persistent brushing.

  (download simple brushing, 6 meg)

• Brushing between points and lines (quicktime movie)

  Linked brushing between plots can be more complex, using categorical variables to define the connection, or linking different plot elements. Brushing can link between points in one plot and lines in another, if the line and points are matched one-to-one.

  (download brushing between points and lines, 5 meg)

• Tours (quicktime movie)

  Learn about three ways to move around your data in ggobi: the grand tour, guided tour and manual controls

  (download tours, 10 meg)