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Related papers: SketchGen: Generating Constrained CAD Sketches

200 papers

3D shapes from scanning, reconstruction, or AI-generated content often lack simple quad mesh layouts -- critical for efficient editing and modeling. Existing quad-remeshing techniques typically produce complex layouts with irregular loops,…

Graphics · Computer Science 2026-05-01 Youkang Kong , Yang Liu , Yue Dong , Xin Tong , Heung-Yeung Shum

Conceptual product design requires designers to explore the design space of visual and functional concepts simultaneously. Sketching has long been adopted to empower concept exploration. However, current sketch-based design tools mostly…

Human-Computer Interaction · Computer Science 2025-08-12 Runlin Duan , Chenfei Zhu , Yuzhao Chen , Dizhi Ma , Jingyu Shi , Ziyi Liu , Karthik Ramani

We introduce the first method for automatic image generation from scene-level freehand sketches. Our model allows for controllable image generation by specifying the synthesis goal via freehand sketches. The key contribution is an attribute…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 Chengying Gao , Qi Liu , Qi Xu , Limin Wang , Jianzhuang Liu , Changqing Zou

We investigate the problem of generating 3D meshes from single free-hand sketches, aiming at fast 3D modeling for novice users. It can be regarded as a single-view reconstruction problem, but with unique challenges, brought by the variation…

Computer Vision and Pattern Recognition · Computer Science 2021-05-17 Song-Hai Zhang , Yuan-Chen Guo , Qing-Wen Gu

Can a user create a deep generative model by sketching a single example? Traditionally, creating a GAN model has required the collection of a large-scale dataset of exemplars and specialized knowledge in deep learning. In contrast,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-21 Sheng-Yu Wang , David Bau , Jun-Yan Zhu

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

We present CoGS, a novel method for the style-conditioned, sketch-driven synthesis of images. CoGS enables exploration of diverse appearance possibilities for a given sketched object, enabling decoupled control over the structure and the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Cusuh Ham , Gemma Canet Tarres , Tu Bui , James Hays , Zhe Lin , John Collomosse

The rapid development of AR/VR brings tremendous demands for 3D content. While the widely-used Computer-Aided Design (CAD) method requires a time-consuming and labor-intensive modeling process, sketch-based 3D modeling offers a potential…

Computer Vision and Pattern Recognition · Computer Science 2023-09-25 Tianrun Chen , Chenglong Fu , Ying Zang , Lanyun Zhu , Jia Zhang , Papa Mao , Lingyun Sun

Recently, the development of large-scale models has paved the way for various interdisciplinary research, including architecture. By using generative AI, we present a novel workflow that utilizes AI models to generate conceptual floorplans…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Pengzhi Li , Baijuan Li , Zhiheng Li

Sketch-based shape modeling aims to bridge the gap between 2D drawing and 3D modeling by providing an intuitive and accessible approach to create 3D shapes from 2D sketches. However, existing methods still suffer from limitations in…

Graphics · Computer Science 2023-09-13 Jie Zhou , Zhongjin Luo , Qian Yu , Xiaoguang Han , Hongbo Fu

Facial sketches are both a concise way of showing the identity of a person and a means to express artistic intention. While a few techniques have recently emerged that allow sketches to be extracted in different styles, they typically rely…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Kwan Yun , Kwanggyoon Seo , Chang Wook Seo , Soyeon Yoon , Seongcheol Kim , Soohyun Ji , Amirsaman Ashtari , Junyong Noh

In this paper, we propose Img2CAD, the first approach to our knowledge that uses 2D image inputs to generate CAD models with editable parameters. Unlike existing AI methods for 3D model generation using text or image inputs often rely on…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Tianrun Chen , Chunan Yu , Yuanqi Hu , Jing Li , Tao Xu , Runlong Cao , Lanyun Zhu , Ying Zang , Yong Zhang , Zejian Li , Linyun Sun

Creating CAD digital twins from the physical world is crucial for manufacturing, design, and simulation. However, current methods typically rely on costly 3D scanning with labor-intensive post-processing. To provide a user-friendly design…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Cheng Chen , Jiacheng Wei , Tianrun Chen , Chi Zhang , Xiaofeng Yang , Shangzhan Zhang , Bingchen Yang , Chuan-Sheng Foo , Guosheng Lin , Qixing Huang , Fayao Liu

Computer-aided design (CAD) is a way to digitally create 2D drawings and 3D models of real-world products. Traditional CAD typically relies on hand-drawing by experts or modifications of existing library files, which doesn't allow for rapid…

Graphics · Computer Science 2025-05-14 Changqi He , Shuhan Zhang , Liguo Zhang , Jiajun Miao

3D modeling of non-linear objects from stylized sketches is a challenge even for experts in Computer Graphics (CG). The extrapolation of objects parameters from a stylized sketch is a very complex and cumbersome task. In the present study,…

Computer Vision and Pattern Recognition · Computer Science 2023-01-11 Gilda Manfredi , Nicola Capece , Ugo Erra , Monica Gruosso

Creative sketching or doodling is an expressive activity, where imaginative and previously unseen depictions of everyday visual objects are drawn. Creative sketch image generation is a challenging vision problem, where the task is to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Ankan Kumar Bhunia , Salman Khan , Hisham Cholakkal , Rao Muhammad Anwer , Fahad Shahbaz Khan , Jorma Laaksonen , Michael Felsberg

This work introduces PICASSO, a framework for the parameterization of 2D CAD sketches from hand-drawn and precise sketch images. PICASSO converts a given CAD sketch image into parametric primitives that can be seamlessly integrated into CAD…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Ahmet Serdar Karadeniz , Dimitrios Mallis , Nesryne Mejri , Kseniya Cherenkova , Anis Kacem , Djamila Aouada

Sketching is used as a ubiquitous tool of expression by novices and experts alike. In this thesis I explore two methods that help a system provide a geometric machine-understanding of sketches, and in-turn help a user accomplish a…

Computer Vision and Pattern Recognition · Computer Science 2022-04-15 Raghav Brahmadesam Venkataramaiyer

Sketching is inherently a sequential process, in which strokes are drawn in a meaningful order to explore and refine ideas. However, most generative models treat sketches as static images, overlooking the temporal structure that underlies…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Hui Ren , Yuval Alaluf , Omer Bar Tal , Alexander Schwing , Antonio Torralba , Yael Vinker

Humans show high-level of abstraction capabilities in games that require quickly communicating object information. They decompose the message content into multiple parts and communicate them in an interpretable protocol. Toward equipping…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Stephan Alaniz , Massimiliano Mancini , Anjan Dutta , Diego Marcos , Zeynep Akata