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Multi-criteria geometric optimization problems in layered manufacturing

Research output: Contribution to conference › Paper › peer-review

Abstract

In layered manufacturing, the choice of the build direction for the model influences several design criteria, including the number of layers, the volume and contact-area of the support structures, and the surface finish. Efficient geometric algorithms are given to reconcile two or more of these criteria simultaneously, under three formulations of multi-criteria optimization. This reconciliation finds a build direction which: optimizes the criteria sequentially; optimizes their weighted sum; or allows the criteria to meet designer-prescribed thresholds. While the algorithms involving `support volume' or `contact area' apply only to convex models, the solutions for `surface finish' and `number of layers' are applicable to any polyhedral model.

Original languageEnglish (US)
Pages19-28
Number of pages10
DOIs
StatePublished - 1998
EventProceedings of the 1998 14th Annual Symposium on Computational Geometry - Minneapolis, MN, USA
Duration: Jun 7 1998 → Jun 10 1998

Other

OtherProceedings of the 1998 14th Annual Symposium on Computational Geometry
CityMinneapolis, MN, USA
Period6/7/98 → 6/10/98

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

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