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@mncaudill
mncaudill / similar.php
Created October 31, 2011 05:33
PHP version of simple image similarity algorithm
<?php
# Algorithm found here: http://www.hackerfactor.com/blog/index.php?/archives/432-Looks-Like-It.html
$filename = 'image.jpg';
list($width, $height) = getimagesize($filename);
$img = imagecreatefromjpeg($filename);
$new_img = imagecreatetruecolor(8, 8);