Turing Patterns in Photoshop

Year: 2015 Authors: Andrew Werth

Core claim

Photoshop blur-sharpen iterations implement a Difference of Gaussians process with short-range activation and long-range inhibition, matching a reaction-diffusion pattern-forming model.

Topics

Turing patterns, reaction-diffusion, image filtering, abstract painting

Domains

partial differential equations, convolution, Gaussian kernel, Difference of Gaussians, digital image editing, abstract acrylic painting, graphic design, visual pattern generation

Methods

Gaussian blur, Unsharp Mask, iterative filtering, mathematical modeling

Media

Adobe Photoshop, grayscale seed image, acrylic on canvas

Source status

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