a                                       data loading
a                                       load data set
0                                       training data set
0                                       no header line
0                                       no named rows
6                                       number of classes
landsat1.dat
landsat2.dat
landsat3.dat
landsat4.dat
landsat5.dat
landsat7.dat
a                                       load data set
1                                       test data set
0                                       no header line
0                                       no named rows
6                                       number of classes
landtst1.dat
landtst2.dat
landtst3.dat
landtst4.dat
landtst5.dat
landtst7.dat
x                                       return
x                                       exit