Code and Results for Chapter 4:

Introduction:
These are results and code for the problems and examples found in Chapter 4 of this famous book.

1. Modified EDA Toolbox functions:
   • pseudotour.m (now with class label plotting)
     
   • intour.m (now with class label plotting)
     
2. The Torus Grand Tour on Various Data Sets:
   • prob_4_1.m (the yeast data set)
     
   • prob_4_2_environmental.m (the environmental data set)
     
   • prob_4_2_oronsay.m (the oronsay data set)
     
   • prob_4_2_iris.m (the iris data set)
     
   • prob_4_2_posse.m (the posse data set)
     
   • prob_4_2_skulls.m (the skulls data set)
     
   • prob_4_2_spam.m (the spam data set)
     
   • prob_4_2_pollen.m (the pollen data set)
     
   • prob_4_2_leukemia.m (the leukemia data set)
     
   • prob_4_2_lungB.m (he lungB data set)
     
3. The Pseudo Grand Tour on Various Data Sets:
   • prob_4_3.m (the data set)
     
   • prob_4_4_environmental.m (the environmental data set)
     
   • prob_4_4_yeast.m (the yeast data set)
     
   • prob_4_4_iris.m (the iris data set)
     
   • prob_4_4_posse.m (the posse data set)
     
   • prob_4_4_skulls.m (the skulls data set)
     
   • prob_4_4_spam.m (the spam data set)
     
4. The Interpolation Tour on Various Data Sets:
   • prob_4_5_environmental.m (the environmental data set)
     
   • prob_4_5_yeast.m (the yeast data set)
     
   • prob_4_6.m (another example with the oronsay data set)
     
5. Projection Pursuit EDA on Various Data Sets:
   • prob_4_7_environmental.m (the environmental data set)
     
   • prob_4_7_yeast.m (the yeast data set)
     
   • prob_4_7_iris.m (the iris data set)
     
   • prob_4_7_posse.m (the posse data set)
     
   • prob_4_7_skulls.m (the skulls data set)
     
   • prob_4_7_spam.m (the spam data set)
     
   • prob_4_7_pollen.m (the pollen data set)
     
   • prob_4_7_leukemia.m (the leukemia data set)
     
   • prob_4_8.m (another example with the oronsay data set)