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File:Unequalized Histogram.svg

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Original file (SVG file, nominally 712 × 445 pixels, file size: 61 KB)

Summary

Description Greyscale frequency histogram of Unequalized Hawkes Bay NZ.jpg. X-axis shows image intensity, y-axis number of pixels with that intensity. Black curve shows cumulative histogram.
Date
Source self-made based on Image:Unequalized Histogram.gif file by Konstable
Author Jarekt
SVG development
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The SVG code is valid.
 
This diagram was created with MATLAB.
Source code
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MATLAB code

I = rgb2gray(imread('Unequalized_Hawkes_Bay_NZ.jpg'));
[h x]=hist(double(I(:)),0:255);
map = cumsum(h)/prod(size(I));
figure(1)
hold on
bar(x,h, 'r');
plot(x, 30000*map, 'k')
xlim([0 256]);
ylim([0 31000]);
plot2svg('Unequalized Histogram.svg')

Licensing

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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April 2008

62,608 byte

445 pixel

712 pixel

image/svg+xml

d614df627ccddada865925850c84c072f0e096e8

File history

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Date/TimeThumbnailDimensionsUserComment
current15:40, 4 April 2008Thumbnail for version as of 15:40, 4 April 2008712 × 445 (61 KB)Jarektanother attempt
15:38, 4 April 2008Thumbnail for version as of 15:38, 4 April 2008480 × 480 (61 KB)Jarektbetter size
15:33, 4 April 2008Thumbnail for version as of 15:33, 4 April 2008512 × 320 (61 KB)Jarekt== Summary == {{Information |Description=Greyscale frequency histogram of Unequalized Hawkes Bay NZ.jpg. X-axis shows image intensity, y-axis number of pixels with that intensity. Black curve shows cumulative histo

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