set terminal png
set output "mw1_pf.png"
set title "mw1"
set style line 1 lt 1 lw 1
set style line 2 lt 2 lw 1 
set style line 3 lt 3 lw 1 
set style line 4 lt 6 lw 1 
set style line 5 lt 1 lw 3 
set style line 6 lt 2 lw 3 
set style line 7 lt 3 lw 3 
set style line 8 lt 6 lw 3
set xlabel "Train Size"
set ylabel "PF True"
set key right bottom box
plot "idea_mw1.dat" using 1:4 title "idea" w lp, \
     "nb_mw1.dat" using 1:4 title "nb" w lp