# # Test utility of sorting points on z (palette color) # save_encoding = GPVAL_ENCODING set encoding utf8 set print $DATA do for [i=1:10000:1] { print rand(0), rand(0), invnorm(rand(0)) } unset print # -3 sigma = white +3 sigma = dark set palette cubehelix negative set lmargin at screen 0.05 unset tics set xlabel "Factor 1 (x)" set ylabel "Factor 2 (y)" offset -1 set cbrange [-3:3] set cblabel "Z-score" set cbtics 1 format "%.0gσ" set pointsize 1.5 set title "Random ordering on z\nhigh-value points are randomly obscured" plot $DATA using 1:2:3 with points lc palette pause -1 "Hit return to continue" set title "Sort on z before plotting\nhigh-value points are toward the viewer" plot $DATA using 1:2:3:3 smooth zsort with points lc palette pause -1 "Hit return to continue" set encoding save_encoding
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