Shoe analysis is frequently used as part of forensic analysis. However, dealing with time, the wear of the sole and its features can be difficult. Here we present a method for extracting the wear between two 3D scans of a single shoe after some amount of use, using an iterative alignment process, in order to discover matching methods after a large amount of wear. Initial processing transforms a Standard Triangle Language (stl) 3D object, into a triangle mesh before alignment.
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