From 56cfd891a6a3bf221c809e88cbe7d62311fa9acc Mon Sep 17 00:00:00 2001 From: "W. Trevor King" Date: Sat, 6 Sep 2008 04:20:30 +0000 Subject: [PATCH] Importing NanoBlogger post "Getting numbers from journal figures" --- .../Getting_numbers_from_journal_figures.mdwn | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 posts/Getting_numbers_from_journal_figures.mdwn diff --git a/posts/Getting_numbers_from_journal_figures.mdwn b/posts/Getting_numbers_from_journal_figures.mdwn new file mode 100644 index 0000000..57958bc --- /dev/null +++ b/posts/Getting_numbers_from_journal_figures.mdwn @@ -0,0 +1,25 @@ +[[!meta title="Getting numbers from journal figures"]] +[[!meta date="2008-09-06 00:20:30"]] +This morning I wrote up this quick and easy way to get actual numbers +out of graphs and whatnot that show up in journal articles. + + $ pdfimages article.pdf fig + $ clickloc.tk fig-000.ppm > fig-000.pixels + $ scale_click.sh 0 10 5 20 fig-000.pixels > fig-000.data + +Just use your first four clicks in +[clickloc.tk](http://www.physics.drexel.edu/~wking/code/tcl-tk/clickloc.tk) +to mark out the x and y minimum and maximum values. Then use +[scale_click.sh](http://www.physics.drexel.edu/~wking/code/bash/scale_click.sh) +to convert the pixel values to the units listed in the figure. In my +example, the x axis ran from 0 to 10 units, and the y axis ran from 5 +to 20 units. Supports log-scaled axes too. + +Having gotten some numbers, my sawtooth simulator matches up fairly +well to [Schlierf & Rief's +results](http://www.biophysj.org/cgi/content/abstract/90/4/L33) on +both models. Hooray! ;). + +[[!tag linux]] +[[!tag programming]] +[[!tag theory]] -- 2.26.2