Distribution Plotter

Plots relative and cumulative frequencies on a double Y-axis graph of a measured parameter.

Description

  • Part of BAR
  • Retrives relative and cumulative frequencies
  • Fits a Normal distribution to the histogram of relative frequencies
  • Offers several methods to automatically determine the number of bins: Square root (used by e.g., M. Excel), Sturges', Scott's (used by Analyze>Distribution…) and Freedman–Diaconis'
  • Further details here

Distribution Plotter Screenshot

Requirements

ImageJ 1.48q or later. Use Help>Update ImageJ… to upgrade to a newer version.

Installation

  1. Subscribe to the BAR update site in Fiji. Alternatively, download the latest version of Distribution Plotter from GitHub (direct link).
  2. Place the file in the ImageJ/plugins/ or Fiji.app/plugins/ folder (or subfolder).
  3. The command Distribution Plotter will be listed in the Plugins> menu after running Help>Refresh Menus.

Notes

  • On imported tables: ImageJ typically pads columns with different number of rows with 0. Such data points can be ignored by checking the Ignore zeros checkbox
  • NaN (Not a Number) entries are ignored
  • Distribution tables can be accessed through the List, Save… and Copy… buttons of the plot window: X0: Bin start, Y0: Relative frequencies; X1: Values, Y1: Cumulative frequencies

Keywords: Analyze particles, Distribution, Histogram, Frequencies, Descriptive Statistics, BAR

Tiago Ferreira 2014/06/19 23:11

macro/distribution_plotter.txt · Last modified: 2014/06/19 23:12 by tferreira
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