gnuplot Cookbook

Chapter 7. Programming gnuplot and Dealing with Data

This chapter contains the following recipes:

• Scripting gnuplot with its own language
• Plotting on subintervals
• Smoothing your data
• Fitting functions to your data
• Using kdensity smoothing to improve on histograms [new]
• Creating a cumulative distribution [new]
• Talking to gnuplot with C
• Scripting gnuplot with Python
• Plotting with Clojure
• Handling volatile data [new]

Introduction

Up to now our style of interacting with gnuplot has mainly been to have an interactive conversation at the terminal, or to create a linear sequence of commands that can be read in and executed by typing gnuplot file. We went beyond this a bit in the previous chapter, where we learned how to arrange for a document preparation system ...