Breaking CAPTCHA in Python

Usually CAPTCHAs are analyzed by using neural network, it's a good approach, but it may be overcomplicated in simple cases. Presented below, much shorter algorithm can produce sufficient results for uncomplicated CAPTCHAs. In this algorithm an image...

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Edge Detection by using Genetic Algorithms

Abstract In this post I will present an algorithm for searching edges in images by using genetic approach. Algorithm The image is preprocessed before its usage, firstly Gaussian blur is used to remove small artifacts that could pollute the result....

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Virtual Machine implemented as a Domain Specific Language in Ruby

Abstract Some time ago I created a simple programming language that was compiled to its own assembly language, a file in this assembly language could be executed in a Virtual Machine or be compiled to an executable form. Today I will present an idea how to use Domain Specific Language (DSL) created...

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Motion estimation in super-resolution algorithms

Abstract One of important steps in super resolution algorithms is the estimation of initial constants, without this the algorithms will produce useless higher resolution images. From mathematical view, we may say that during taking a photo, the original...

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