problem_label(name, fftbox_size) = sprintf("%s", name, fftbox_size)
set key top left box
-set yrange [0:2]
+set yrange [0.8:1.8]
set output "archer-onetep-fourier-imkl.eps"
plot "archer-onetep-imkl.dat" using ($2/$3) index 3 ti '\tt{fourier\_interpolate}', \
"archer-onetep-imkl.dat" using ($2/$3) index 4 ti '\tt{fourier\_interpolate\_product}', \
"archer-onetep-imkl.dat" using ($2/$3):xtic(problem_label(strcol(1),strcol(4))) index 2 ti "aggregate"
set nokey
-set yrange [0:*]
+set yrange [0.8:1.3]
set output "archer-onetep-overall-imkl.eps"
plot "archer-onetep-imkl.dat" using ($2/$3):xticlabels(1) index 0