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Related papers: Towards High-Fidelity CAD Generation via LLM-Drive…

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Computer-Aided Design (CAD) is essential in industrial design, but the complexity of traditional CAD modeling and workflows presents significant challenges for automating the generation of high-precision, editable CAD models. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Ke Niu , Haiyang Yu , Zhuofan Chen , Zhengtao Yao , Weitao Jia , Xiaodong Ge , Jingqun Tang , Benlei Cui , Bin Li , Xiangyang Xue

Multimodal Retrieval-Augmented Generation (RAG) has emerged as an effective paradigm for enhancing Large Language Models (LLMs) with external knowledge. However, existing multimodal RAG systems predominantly rely on coarse-grained…

Information Retrieval · Computer Science 2026-05-25 Yifan Zhu , Yu Mi , Yue Lu , Yanchu Guan , Zhixuan Chu

Current text-to-3D generation methods excel in natural scenes but struggle with industrial applications due to two critical limitations: domain adaptation challenges where conventional LoRA fusion causes knowledge interference across…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Junhao Cai , Deyu Zeng , Junhao Pang , Lini Li , Zongze Wu , Xiaopin Zhong

Direct B-Rep generation is increasingly important in CAD workflows, eliminating costly modeling sequence data and supporting complex features. A key challenge is modeling joint distribution of the misaligned geometry and topology. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Weilin Lai , Tie Xu , Hu Wang

Parametric CAD models, represented as Boundary Representations (B-reps), are foundational to modern design and manufacturing workflows, offering the precision and topological breakdown required for downstream tasks such as analysis,…

Graphics · Computer Science 2025-04-08 James Noeckel , Benjamin Jones , Adriana Schulz , Brian Curless

Computer-Aided Design (CAD) delivers rapid, editable modeling for engineering and manufacturing. Recent AI progress now makes full automation feasible for various CAD tasks. However, progress is bottlenecked by data: public corpora mostly…

Prior material creation methods had limitations in producing diverse results mainly because reconstruction-based methods relied on real-world measurements and generation-based methods were trained on relatively small material datasets. To…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Linxuan Xin , Zheng Zhang , Jinfu Wei , Wei Gao , Duan Gao

Current token-sequence-based Large Language Models (LLMs) are not well-suited for directly processing 3D Boundary Representation (Brep) models that contain complex geometric and topological information. We propose BrepLLM, the first…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Liyuan Deng , Hao Guo , Yunpeng Bai , Yongkang Dai , Huaxi Huang , Yilei Shi

Modern 3D Computer-Aided-Design (CAD) systems use mainly two types of geometric models. Classically, objects are defined by a Boundary Representation (B-Rep), where only the objects' surfaces with their corresponding edges and nodes are…

Computational Engineering, Finance, and Science · Computer Science 2018-09-27 Benjamin Wassermann , Tino Bog , Stefan Kollmannsberger , Ernst Rank

The generation of industrial Computer-Aided Design (CAD) models from user requests and specifications is crucial to enhancing efficiency in modern manufacturing. Traditional methods of CAD generation rely heavily on manual inputs and…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Mohsen Yavartanoo , Sangmin Hong , Reyhaneh Neshatavar , Kyoung Mu Lee

The recent rise of generative artificial intelligence (AI), powered by Transformer networks, has achieved remarkable success in natural language processing, computer vision, and graphics. However, the application of Transformers in…

Graphics · Computer Science 2025-09-01 Qiang Zou , Lizhen Zhu

Computer-Aided Design (CAD) models are defined by their construction history: a parametric recipe that encodes design intent. However, existing large-scale 3D datasets predominantly consist of boundary representations (B-Reps) or meshes,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Mohammadmehdi Ataei , Farzaneh Askari , Kamal Rahimi Malekshan , Pradeep Kumar Jayaraman

Property checking of RTL designs is a central task in formal verification. Among available engines, IC3/PDR is a widely used backbone whose performance critically depends on inductive generalization, the step that generalizes a concrete…

Hardware Architecture · Computer Science 2026-03-02 Mingkai Miao , Guangyu Hu , Wei Zhang , Hongce Zhang

Retrieval-augmented generation (RAG) is a promising paradigm, yet its trustworthiness remains a critical concern. A major vulnerability arises prior to generation: models often fail to balance parametric (internal) and retrieved (external)…

Computation and Language · Computer Science 2026-01-08 Xinbang Dai , Huikang Hu , Yuncheng Hua , Jiaqi Li , Yongrui Chen , Rihui Jin , Nan Hu , Guilin Qi

We present four main contributions to enhance the performance of Large Language Models (LLMs) in generating domain-specific code: (i) utilizing LLM-based data splitting and data renovation techniques to improve the semantic representation…

Computation and Language · Computer Science 2024-01-31 Yu-Chen Lin , Akhilesh Kumar , Norman Chang , Wenliang Zhang , Muhammad Zakir , Rucha Apte , Haiyang He , Chao Wang , Jyh-Shing Roger Jang

Boundary representation (B-rep) is the de facto standard for modern CAD, yet learning-based B-rep synthesis remains challenging due to the tight coupling between discrete topology and continuous geometry. We observe a fundamental asymmetry…

Graphics · Computer Science 2026-05-20 Jing Li , Yihang Fu , Falai Chen

This paper aims to design a unified Computer-Aided Design (CAD) generation system that can easily generate CAD models based on the user's inputs in the form of textual description, images, point clouds, or even a combination of them.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Jingwei Xu , Chenyu Wang , Zibo Zhao , Wen Liu , Yi Ma , Shenghua Gao

A Computer-Aided Design (CAD) model encodes an object in two coupled forms: a parametric construction sequence and its resulting visible geometric shape. During iterative design, adjustments to the geometric shape inevitably require…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Weijian Ma , Shizhao Sun , Ruiyu Wang , Jiang Bian

Large Language Models (LLMs) have shown remarkable prowess in text generation, yet producing long-form, factual documents grounded in extensive external knowledge bases remains a significant challenge. Existing "top-down" methods, which…

Computation and Language · Computer Science 2025-09-17 Binquan Ji , Jiaqi Wang , Ruiting Li , Xingchen Han , Yiyang Qi , Shichao Wang , Yifei Lu , Yuantao Han , Feiliang Ren

While recent advancements in machine learning, such as LLMs, are revolutionizing software development and creative industries, they have had minimal impact on engineers designing mechanical parts, which remains largely a manual process.…

Machine Learning · Computer Science 2025-05-07 Maximilian Mews , Ansar Aynetdinov , Vivian Schiller , Peter Eisert , Alan Akbik