set terminal postscript eps 'Helvetica' 15
set size 0.5, 0.5
set xtics 0.1
set ytics 0.2
set ztics 0.1
set output 'ap214_tfidf3.eps'
set title 'AP214 - TFIDF'
splot 'ap214_tfidf3.dat' with points pt 6 t ""