The mathematics of guided laplacians and harmonic transposition

This article presents the mathematics of Ansel&rsquo;s highlight reconstruction : the original 2021 guided laplacians design, whose general ideas had only ever been sketched on the pixls.us forum, 1 and harmonic transposition , the method that replaced it after a ground-truth study exposed a magnitude-recovery bug. 2 It is organized so each reader finds their section : the results and each…