GUI 
    GUI is a simple, top graphical user interface of the Text to
    Matrix Generator (TMG) Toolbox. Using GUI, the user can 
    select any of the four GUI modules (indexing, dimensionality 
    reduction, clustering, classification) of TMG. 
 
  Copyright 2011 Dimitrios Zeimpekis, Eugenia Maria Kontopoulou, 
                 Efstratios Gallopoulos