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Understanding and generating 3D objects as compositions of meaningful parts is fundamental to human perception and reasoning. However, most text-to-3D methods overlook the semantic and functional structure of parts. While recent part-aware…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Tianjiao Yu , Xinzhuo Li , Muntasir Wahed , Jerry Xiong , Yifan Shen , Ying Shen , Ismini Lourentzou

Recently, Large Language Models (LLMs) have achieved significant success, prompting increased interest in expanding their generative capabilities beyond general text into domain-specific areas. This study investigates the generation of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Jiahao Li , Weijian Ma , Xueyang Li , Yunzhong Lou , Guichun Zhou , Xiangdong Zhou

Acquiring labeled datasets for 3D human mesh estimation is challenging due to depth ambiguities and the inherent difficulty of annotating 3D geometry from monocular images. Existing datasets are either real, with manually annotated 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Lorenza Prospero , Orest Kupyn , Ostap Viniavskyi , João F. Henriques , Christian Rupprecht

A key challenge in fine-grained 3D-based interactive editing is the absence of an efficient representation that balances diverse modifications with high-quality view synthesis under a given memory constraint. While 3D meshes provide…

Parametric Computer-aided design (CAD) enables the creation of reusable models by integrating variables into geometric properties, facilitating customization without a complete redesign. However, creating parametric designs in…

Human-Computer Interaction · Computer Science 2024-08-06 J. Felipe Gonzalez , Thomas Pietrzak , Audrey Girouard , Géry Casiez

We introduce ABC-Dataset, a collection of one million Computer-Aided Design (CAD) models for research of geometric deep learning methods and applications. Each model is a collection of explicitly parametrized curves and surfaces, providing…

We present a sketch-based modeling system suitable for detail editing, based on a multilevel representation for surfaces. The main advantage of this representation allowing for the control of local (details) and global changes of the model.…

Graphics · Computer Science 2014-06-30 Emilio Vital Brazil

3D reverse engineering is a long sought-after, yet not completely achieved goal in the Computer-Aided Design (CAD) industry. The objective is to recover the construction history of a CAD model. Starting from a Boundary Representation…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Elona Dupont , Kseniya Cherenkova , Anis Kacem , Sk Aziz Ali , Ilya Arzhannikov , Gleb Gusev , Djamila Aouada

We introduce CADSpotting, an effective method for panoptic symbol spotting in large-scale architectural CAD drawings. Existing approaches often struggle with symbol diversity, scale variations, and overlapping elements in CAD designs, and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Fuyi Yang , Jiazuo Mu , Yanshun Zhang , Mingqian Zhang , Junxiong Zhang , Yongjian Luo , Lan Xu , Jingyi Yu , Yujiao Shi , Yingliang Zhang

Computer-Aided Design (CAD) is widely used for conceptual design and parametric 3D modeling, but typically requires a high level of expertise from designers. To lower the entry barrier and facilitate early-stage CAD modeling, we present…

Artificial Intelligence · Computer Science 2026-05-20 Fengxiao Fan , Jingzhe Ni , Xiaolong Yin , Sirui Wang , Xingyu Lu , Qiang Zou , Ruofeng Tong , Min Tang , Peng Du

In order to achieve good performance and generalisability, medical image segmentation models should be trained on sizeable datasets with sufficient variability. Due to ethics and governance restrictions, and the costs associated with…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Virginia Fernandez , Walter Hugo Lopez Pinaya , Pedro Borges , Petru-Daniel Tudosiu , Mark S Graham , Tom Vercauteren , M Jorge Cardoso

Graphic design images consist of multiple editable layers, such as text, background, and decorative elements, while most generative models produce rasterized outputs without explicit layer structures, limiting downstream editing. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Weidong Chen , Dexiang Hong , Zhendong Mao , Yutao Cheng , Xinyan Liu , Lei Zhang , Yongdong Zhang

Large multimodal models demonstrate remarkable generalist ability to perform diverse multimodal tasks in a zero-shot manner. Large-scale web-based image-text pairs contribute fundamentally to this success, but suffer from excessive noise.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-08 Qiying Yu , Quan Sun , Xiaosong Zhang , Yufeng Cui , Fan Zhang , Yue Cao , Xinlong Wang , Jingjing Liu

In recent years, Facial Expression Recognition (FER) has gained increasing attention. Most current work focuses on supervised learning, which requires a large amount of labeled and diverse images, while FER suffers from the scarcity of…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Jie Song , Mengqiao He , Jinhua Feng , Bairong Shen

With the widespread adoption of Computer-Aided Design(CAD) drawings in engineering, architecture, and industrial design, the ability to accurately interpret and analyze these drawings has become increasingly critical. Among various…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Xianlin Liu , Yan Gong , Bohao Li , Jiajing Huang , Bowen Du , Junchen Ye , Liyan Xu

Multi-modal 3D semantic segmentation is vital for applications such as autonomous driving and virtual reality (VR). To effectively deploy these models in real-world scenarios, it is essential to employ cross-domain adaptation techniques…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Mingyu Yang , Jitong Lu , Hun-Seok Kim

We present UniModel, a unified generative model that jointly supports visual understanding and visual generation within a single pixel-to-pixel diffusion framework. Our goal is to achieve unification along three axes: the model, the tasks,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Chi Zhang , Jiepeng Wang , Youming Wang , Yuanzhi Liang , Xiaoyan Yang , Zuoxin Li , Haibin Huang , Xuelong Li

Industrial anomaly detection achieves progress thanks to datasets such as MVTec-AD and VisA. However, they suffer from limitations in terms of the number of defect samples, types of defects, and availability of real-world scenes. These…

Computer Vision and Pattern Recognition · Computer Science 2025-02-19 Enquan Yang , Peng Xing , Hanyang Sun , Wenbo Guo , Yuanwei Ma , Zechao Li , Dan Zeng

Discrete diffusion models have emerged as strong alternatives to autoregressive language models, with recent work initializing and fine-tuning a base unimodal model for bimodal generation. Diverging from previous approaches, we introduce…

Text rendering has recently emerged as one of the most challenging frontiers in visual generation, drawing significant attention from large-scale diffusion and multimodal models. However, text editing within images remains largely…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Rui Gui , Yang Wan , Haochen Han , Dongxing Mao , Fangming Liu , Min Li , Alex Jinpeng Wang