Constructive solid geometry on neural signed distance fields

Z Marschner, S Sellán, HTD Liu… - SIGGRAPH Asia 2023 …, 2023 - dl.acm.org
Signed Distance Fields (SDFs) parameterized by neural networks have recently gained
popularity as a fundamental geometric representation. However, editing the shape encoded …

Brepgen: A b-rep generative diffusion model with structured latent geometry

X Xu, J Lambourne, P Jayaraman, Z Wang… - ACM Transactions on …, 2024 - dl.acm.org
This paper presents BrepGen, a diffusion-based generative approach that directly outputs a
Boundary representation (B-rep) Computer-Aided Design (CAD) model. BrepGen …

A Unified Differentiable Boolean Operator with Fuzzy Logic

HTD Liu, M Agrawala, C Yuksel, T Omernick… - ACM SIGGRAPH 2024 …, 2024 - dl.acm.org
This paper presents a unified differentiable boolean operator for implicit solid shape
modeling using Constructive Solid Geometry (CSG). Traditional CSG relies on min, max …

Learning shape primitives via implicit convexity regularization

X Huang, Y Zhang, K Chen, T Li… - Proceedings of the …, 2023 - openaccess.thecvf.com
Shape primitives decomposition has been an important and long-standing task in 3D shape
analysis. Prior arts heavily rely on 3D point clouds or voxel data for shape primitives …

Differentiable Convex Polyhedra Optimization from Multi-view Images

D Ren, H Mei, H Shi, J Zheng, J Cai, L Yang - European Conference on …, 2024 - Springer
This paper presents a novel approach for the differentiable rendering of convex polyhedra,
addressing the limitations of recent methods that rely on implicit field supervision. Our …

VQ-CAD: Computer-Aided Design model generation with vector quantized diffusion

H Wang, M Zhao, Y Wang, W Quan, DM Yan - Computer Aided Geometric …, 2024 - Elsevier
Abstract Computer-Aided Design (CAD) software remains a pivotal tool in modern
engineering and manufacturing, driving the design of a diverse range of products. In this …