CAD

NeurCADRecon: Neural Representation for Reconstructing CAD Surfaces by Enforcing Zero Gaussian Curvature

Qiujie Dong, Rui Xu, Pengfei Wang, Shuang-Min Chen, Shiqing Xin, Xiaohong Jia, Wenping Wang, Changhe Tu

Journal SIGGRAPH 2024 Reconstruction
CAD Surface Reconstruction Neural Implicit SDF Gaussian Curvature Point Cloud

Closed-form Generalized Winding Numbers of Rational Parametric Curves for Robust Containment Queries

Shibo Liu, Ligang Liu, Xiao-Ming Fu

Journal meta-only SIGGRAPH 2025 Geometry & Modeling
Generalized Winding Number Rational Parametric Curves Containment Queries Point-in-Polygon Computational Geometry Closed-Form Solution CAD

Autoregressive B-Rep Shape Generation with Parametric Surfaces

Dafei Qin, Rui Xu, Zeyu Shen, Kaichun Qiao, Hongyang Lin, Qixuan Zhang, Huaijin Pi, Lan Xu, Jingyi Yu, Wenping Wang, Taku Komura

Conference meta-only SIGGRAPH 2026 Neural & Generative
B-Rep Generation Autoregressive Model Parametric Surface Boundary Representation Shape Generation Generative Model CAD

BrepForge: Factorized B-rep Synthesis via Wireframe Composition and Boundary-Conditioned Surface Instantiation

Jing Li, Yihang Fu, Falai Chen

Conference SIGGRAPH 2026 Neural & Generative
B-Rep Generation Wireframe Autoregressive Model Boundary Representation CAD Surface Instantiation Generative Model

Sketch2Arti: Sketch-based Articulation Modeling of CAD Objects

Yi Yang, Hao Pan, Yijing Cui, Alla Sheffer, Changjian Li

Journal SIGGRAPH 2026 Geometry & Modeling
Articulation Modeling Sketch-Based Modeling Shape Generation Part Segmentation CAD

Structural MAT: Clean and Scalable Medial Axis Simplification via Explicit Surface Correspondence

Pengfei Wang, Shuangmin Chen, Dong-Ming Yan, Ying He, Shiqing Xin, Changhe Tu, Wenping Wang

Journal SIGGRAPH 2026 Geometry & Modeling
Medial Axis Transform Voronoi Diagram Mesh Simplification Shape Representation Geometry Processing CAD

ReparamCAD: Zero-shot CAD Re-Parameterization for Interactive Manipulation

Milin Kodnongbua, Benjamin T. Jones, Maaz Bin Safeer Ahmad, Vladimir G. Kim, Adriana Schulz

Conference SIGGRAPH Asia 2023 Geometry & Modeling
CAD Parametric Modeling Neurosymbolic Diffusion Model Differentiable Rendering Zero-Shot Learning

Topology Guaranteed B-Spline Surface/Surface Intersection

Jieyin Yang, Xiaohong Jia, Dong-Ming Yan

Journal meta-only SIGGRAPH Asia 2023 Geometry & Modeling
B-Spline Surface Intersection CAD Topology Geometric Modeling

DiffCSG: Differentiable CSG via Rasterization

Haocheng Yuan, Adrien Bousseau, Hao Pan, Chengquan Zhang, Niloy J. Mitra, Changjian Li

Conference SIGGRAPH Asia 2024 Geometry & Modeling
Constructive Solid Geometry CAD Differentiable Rasterization Inverse Rendering