Original file (SVG file, nominally 600 × 480 pixels, file size: 7 KB)
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DescriptionLinear-regression.svg |
English: An example of linear regression
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Date | |
Source | Own work |
Author | Qef |
Other versions | Designed to replace original bitmap version: en:File:Linear-regression.png |
Public domainPublic domainfalsefalse |
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This work has been released into the public domain by its author, Qef. This applies worldwide.
In some countries this may not be legally possible; if so: |
Created with the following Gnuplot file:
set terminal svg font "Bitstream Vera Sans,24" set output "Linear-regression.svg" set xrange [0:1] set yrange [2:6] set xzeroaxis linetype -1 set yzeroaxis linetype -1 set xtics border nomirror 0.5 set ytics border nomirror 2 set key off set border 15 set samples 2 # duh, straight line plot '-' with points pointtype 6 pointsize 1.5 linecolor 6 0.84018771715471 5.0920721752254 0.78309922375861 5.4993770054934 0.91164735793678 5.0219594480046 0.33522275571489 3.663139781769 0.27777471080319 3.2292176040979 0.47739705186216 4.0677809238643 0.36478447279184 3.5137723092023 0.95222972517471 6.3816035819077 0.6357117279599 4.7956233221396 0.1416025553558 2.7597376235082 0.01630057162433 2.0398219692681 0.13723157678602 2.9002851883054 0.15667908925408 2.6485946288034 0.12979044678146 2.3215484331961 0.99892451800356 5.3518979261186 0.5129323944044 4.4596524827421 0.61263983259566 4.1465031113153 0.63755226770302 4.5417962600388 e plot 3.7*x+2.15 with lines linewidth 3 linecolor 1
The actual data is just randomly choosen points along the line, randomly displaced from it, created with a small Lua program:
function f (x) return 3.7 * x + 2.15 end for _ = 1, 18 do local x = math.random() print(x, f(x) * (0.85 + 0.3 * math.random())) end
Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 05:19, 21 June 2009 | ![]() | 600 × 480 (7 KB) | Qef | {{Information |Description={{en|1=An example of linear regression}} |Source=Own work by uploader |Author=Qef |Date=2009-06-21 |Permission= |other_versions=Designed to replace original bitmap version: en:File:Linear-regression.png }} <!- |
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Image title | Produced by GNUPLOT 4.2 patchlevel 3 |
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