Joinable: Learning bottom-up assembly of parametric cad joints

KDD Willis, PK Jayaraman, H Chu… - Proceedings of the …, 2022 - openaccess.thecvf.com
Physical products are often complex assemblies combining a multitude of 3D parts modeled
in computer-aided design (CAD) software. CAD designers build up these assemblies by …

Complexgen: Cad reconstruction by b-rep chain complex generation

H Guo, S Liu, H Pan, Y Liu, X Tong, B Guo - ACM Transactions on …, 2022 - dl.acm.org
We view the reconstruction of CAD models in the boundary representation (B-Rep) as the
detection of geometric primitives of different orders, ie, vertices, edges and surface patches …

Deep learning methods of cross-modal tasks for conceptual design of product shapes: A review

X Li, Y Wang, Z Sha - Journal of Mechanical Design, 2023 - par.nsf.gov
Conceptual design is the foundational stage of a design process that translates ill-defined
design problems into low-fidelity design concepts and prototypes through design search …

Secad-net: Self-supervised cad reconstruction by learning sketch-extrude operations

P Li, J Guo, X Zhang, DM Yan - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
Reverse engineering CAD models from raw geometry is a classic but strenuous research
problem. Previous learning-based methods rely heavily on labels due to the supervised …

Automate: A dataset and learning approach for automatic mating of cad assemblies

B Jones, D Hildreth, D Chen, I Baran, VG Kim… - ACM Transactions on …, 2021 - dl.acm.org
Assembly modeling is a core task of computer aided design (CAD), comprising around one
third of the work in a CAD workflow. Optimizing this process therefore represents a huge …

A State‐of‐the‐Art Computer Vision Adopting Non‐Euclidean Deep‐Learning Models

SH Chowdhury, MR Sany, MH Ahamed… - … Journal of Intelligent …, 2023 - Wiley Online Library
A distance metric known as non‐Euclidean distance deviates from the laws of Euclidean
geometry, which is the geometry that governs most physical spaces. It is utilized when …

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 …

AAGNet: A graph neural network towards multi-task machining feature recognition

H Wu, R Lei, Y Peng, L Gao - Robotics and Computer-Integrated …, 2024 - Elsevier
Machining feature recognition (MFR) is an essential step in computer-aided process
planning (CAPP) that infers manufacturing semantics from the geometric entities in CAD …

Deep reinforcement learning for heat exchanger shape optimization

H Keramati, F Hamdullahpur, M Barzegari - International Journal of Heat …, 2022 - Elsevier
We present a parametric approach for heat exchanger shape optimization utilizing Deep
Reinforcement Learning (Deep RL) and Boundary Representation (BREP). In this study, we …

FuS-GCN: Efficient B-rep based graph convolutional networks for 3D-CAD model classification and retrieval

J Hou, C Luo, F Qin, Y Shao, X Chen - Advanced Engineering Informatics, 2023 - Elsevier
Performing 3-dimensional computer-aided design (3D-CAD) model classification, retrieval,
and reuse is of vital importance in industrial manufacturing, as it considerably shortens the …