# This method assumes y values are in logarithm units already. set terminal pngcairo set output "%OUTPUTFILE" set termoption dash set termopt enhanced set title "%TITLE\n{/*0.7 %SUBTITLE}" set xlabel "Temporal Frequency [days^{-1}]" set xrange [0.005:0.620] # Use this if you want to show PSD directly on a log axis # set logscale xy # set ylabel "PSD" # set yrange [%YMIN:%YMAX] # plot '%FILE1' using 1:(10**($2+2)):3:4 with xyerrorbars title "%LABEL1", \ # '%FILE2' using 1:(10**($2+2)):3:4 with xyerrorbars title "%LABEL2" # Use this if you want to show the log value of the PSD set logscale x set ylabel "log_{10} PSD" #set yrange [%YMIN:%YMAX] #set yrange [-5.5:0.5] set key outside set key center bottom plot '%FILE1' using 1:2:3:4 with xyerrorbars title "%LABEL1", \ '%FILE2' using 1:2:3:4 with xyerrorbars title "%LABEL2"