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DTSTAMP:20260114T163632Z
LOCATION:Darling Harbour Theatre\, Level 2 (Convention Centre)
DTSTART;TZID=Australia/Melbourne:20231212T093000
DTEND;TZID=Australia/Melbourne:20231212T124500
UID:siggraphasia_SIGGRAPH Asia 2023_sess209_papers_730@linklings.com
SUMMARY:Differentiable Rendering of Parametric Geometry
DESCRIPTION:Markus Worchel and Marc Alexa (TU Berlin)\n\nWe propose an eff
 icient method for differentiable rendering of parametric surfaces and curv
 es, which enables their use in inverse graphics problems. Our central obse
 rvation is that a representative triangle mesh can be extracted from a con
 tinuous parametric object in a differentiable and efficient way. We derive
  differentiable meshing operators for surfaces and curves that provide var
 ying levels of approximation granularity. With triangle mesh approximation
 s, we can readily leverage existing machinery for differentiable mesh rend
 ering to handle parametric geometry. Naively combining differentiable tess
 ellation with inverse graphics settings lacks robustness and is prone to r
 eaching undesirable local minima. To this end, we draw a connection betwee
 n our setting and the optimization of triangle meshes in inverse graphics 
 and present a set of optimization techniques, including regularizations an
 d coarse-to-fine schemes. We show the viability and efficiency of our meth
 od in a set of image-based computer-aided design applications.\n\nRegistra
 tion Category: Full Access, Enhanced Access, Trade Exhibitor, Experience H
 all Exhibitor\n\n
URL:https://asia.siggraph.org/2023/full-program?id=papers_730&sess=sess209
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