File:Laplace distribution pdf.png

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file(1,300 × 975 pixels, file size: 135 KB, MIME type: image/png)

Captions

Captions

Add a one-line explanation of what this file represents
English: Probability density function for the Laplace distribution
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
This licensing tag was added to this file as part of the GFDL licensing update.

gnuplot source under GPL:

dlaplace(x,mu,b) = 0.5/b * exp(-abs(x-mu)*1.0/b)
plaplace(x,mu,b) = 0.5*(1 + sgn(x-mu)*(1-exp(-abs(x-mu)*1.0/b)))
qlaplace(p,mu,b) = mu - b * sgn(p-0.5) * log(1 - 2*abs(p-0.5))

set samples 1001
set terminal postscript enhanced color solid lw 2 "Times-Roman" 20
set output

set xtics -10,2
set ytics 0,0.1

f(x,y,z) = dlaplace(x,y,z)
set yrange [0:0.55]

#f(x,y,z) = plaplace(x,y,z)
#set key bottom

plot [-10:10] \
   f(x, 0,1) title "{/Symbol m} =  0, {/Times-Italic b} = 1", \
   f(x, 0,2) title "{/Symbol m} =  0, {/Times-Italic b} = 2", \
   f(x, 0,4) title "{/Symbol m} =  0, {/Times-Italic b} = 4", \
   f(x,-5,4) title "{/Symbol m} = -5, {/Times-Italic b} = 4"
GNU head

This work is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or any later version. This work is distributed in the hope that it will be useful, but without any warranty; without even the implied warranty of merchantability or fitness for a particular purpose. See version 2 and version 3 of the GNU General Public License for more details.

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current08:19, 13 March 2005Thumbnail for version as of 08:19, 13 March 20051,300 × 975 (135 KB)MarkSweep (talk | contribs)Probability density function for the Laplace distribution {{GFDL}}

File usage on other wikis

The following other wikis use this file: