set term postscript monochrome eps enhanced size 20 cm, 8 cm  font "Times-Roman"
set output "casestudy.eps"
set key top left reverse Left

set multiplot layout 2, 4
set xlabel ' '
set xtics 1
set xrange [0.5:3.5]
set yrange [10:40]
set xlabel "Number of video streams" 
set ylabel "Frames per second"
set title "a) No load"
plot \
     'frsh.dat' 		  using ($1+0.8):2:(0.3) with boxes fs solid 0.5 title "With FRSH", \
     'no-frsh.dat'    		  using ($1+1.2):2:(0.3) with boxes fs pattern 1 title "Without FRSH"
set xlabel ' '
unset ylabel
set title "b) Wi-Fi loaded"
plot \
     'frsh-ping.dat'      	  using ($1+0.8):2:(0.3) with boxes fs solid 0.5 title "With FRSH" , \
     'no-frsh-ping.dat'   	  using ($1+1.2):2:(0.3) with boxes fs pattern 1 title "Without FRSH"
set title "c) CPU loaded"
plot \
     'frsh-hackbench.dat' 	  using ($1+0.8):2:(0.3) with boxes fs solid 0.5 title "With FRSH", \
     'no-frsh-hackbench.dat'      using ($1+1.2):2:(0.3) with boxes fs pattern 1 title "Without FRSH"
set title "d) Wi-Fi \\& CPU loaded"
plot \
     'frsh-hackbench-ping.dat' 	  using ($1+0.8):2:(0.3) with boxes fs solid 0.5 title "With FRSH", \
     'no-frsh-ping-hackbench.dat' using ($1+1.2):2:(0.3) with boxes fs pattern 1 title "Without FRSH"

set yrange [0:0.03]
set xlabel "Number of video streams"
set ylabel "Standard deviation of\ninter-frame time [s]"
set title "e) No load"
plot \
     'frsh.dat' 		  using ($1+0.8):3:(0.3) with boxes fs solid 0.5 title "With FRSH", \
     'no-frsh.dat'    		  using ($1+1.2):3:(0.3) with boxes fs pattern 1 title "Without FRSH"
set xlabel ' '
unset ylabel
set title "f) Wi-Fi loaded"
plot \
     'frsh-ping.dat'      	  using ($1+0.8):3:(0.3) with boxes fs solid 0.5 title "With FRSH" , \
     'no-frsh-ping.dat'   	  using ($1+1.2):3:(0.3) with boxes fs pattern 1 title "Without FRSH"
set yrange [0:0.3]
set title "g) CPU loaded"
plot \
     'frsh-hackbench.dat' 	  using ($1+0.8):3:(0.3) with boxes fs solid 0.5 title "With FRSH", \
     'no-frsh-hackbench.dat'      using ($1+1.2):3:(0.3) with boxes fs pattern 1 title "Without FRSH"
set title "h) Wi-Fi \\& CPU loaded"
plot \
     'frsh-hackbench-ping.dat' 	  using ($1+0.8):3:(0.3) with boxes fs solid 0.5 title "With FRSH", \
     'no-frsh-ping-hackbench.dat' using ($1+1.2):3:(0.3) with boxes fs pattern 1 title "Without FRSH"